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},
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22.2,
25.6
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},
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"op": "diff",
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"girt_attempts": 6,
"girt_ms": 198.13452050220803,
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"notes": "100 tracked files edited; girt n=6 range=185.496..214.383ms; stock n=6 range=155.196..185.210ms; git n=6 range=975.617..1077.176ms",
"harness_op": "diff-stat",
"status": "ok",
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27.0
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"op": "diff",
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"op": "duplicate",
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19.5
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18.5
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22.8
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"harness_op": "fetch-1",
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"git_ms": 22.586916500586085,
"git_rss_mb": 8.625,
"ratio_vs_stock": 1.0647519355635562,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": 2.086928089392768,
"jj_level_gap": true,
"notes": "girt n=6 range=42.424..68.584ms; stock n=6 range=37.762..113.828ms; git n=6 range=14.333..30.226ms",
"harness_op": "file-show",
"status": "ok",
"sample_ranges_ms": {
"girt": [
42.42391599836992,
68.58358300087275
],
"stock": [
37.7621250008815,
113.82770899945172
],
"git": [
14.333208997413749,
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]
},
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.11.1",
"girt_commit": "69e3985c68e488a5975f1ad634873106ec2db18a",
"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
21.5,
22.2
],
"issues": []
},
{
"repo": "git-git",
"size": "medium",
"op": "util gc",
"variant": "clean",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 586.1662290044478,
"girt_rss_mb": 47.6875,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 7882.1622709947405,
"stock_rss_mb": 886.703125,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 6897.867520994623,
"git_rss_mb": 893.265625,
"ratio_vs_stock": 0.07436617121693344,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 1.1426955137952821,
"jj_level_gap": false,
"notes": "no intentionally unreachable garbage; backend packing policies differ; girt n=6 range=522.856..751.780ms; stock n=6 range=7829.763..10006.984ms; git n=6 range=6821.294..13126.523ms",
"harness_op": "gc-clean",
"status": "ok",
"sample_ranges_ms": {
"girt": [
522.8562919946853,
751.7800000059651
],
"stock": [
7829.763458008529,
10006.984124993323
],
"git": [
6821.294332999969,
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]
},
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
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"measured_on": "2026-10-18",
"load_1m_range": [
16.4,
27.5
],
"issues": [],
"comparable": false,
"comparability_note": "Not like-for-like: girt's gc packs loose objects and prunes, but doesn't rewrite existing packs as `git gc` does."
},
{
"repo": "git-git",
"size": "medium",
"op": "util gc",
"variant": "garbage",
"girt_samples": 3,
"girt_attempts": 3,
"girt_ms": 5792.665749992011,
"girt_rss_mb": 420.546875,
"stock_samples": 3,
"stock_attempts": 3,
"stock_ms": 11105.28649999469,
"stock_rss_mb": 873.59375,
"git_samples": 3,
"git_attempts": 3,
"git_ms": 9994.892458998947,
"git_rss_mb": 866.140625,
"ratio_vs_stock": 0.5216133550444448,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 1.1110961469121157,
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"notes": "2000 unreachable loose blobs (8 MiB), aged 30 days; verify collection; girt n=3 range=5172.115..5948.595ms; stock n=3 range=11005.688..11297.471ms; git n=3 range=9817.048..10078.284ms",
"harness_op": "gc-garbage",
"status": "ok",
"sample_ranges_ms": {
"girt": [
5172.115207999013,
5948.595290989033
],
"stock": [
11005.688000004739,
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],
"git": [
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},
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
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],
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"measured_on": "2026-10-18",
"load_1m_range": [
21.0,
25.2
],
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"comparability_note": "Not like-for-like: girt's gc packs loose objects and prunes, but doesn't rewrite existing packs as `git gc` does."
},
{
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"size": "medium",
"op": "git import",
"variant": "100-external-refs",
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"girt_ms": 92.04614599002525,
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"stock_attempts": 6,
"stock_ms": 126.79877049231436,
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"ratio_vs_stock": 0.7259230167031031,
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"stock_vs_git_ratio": null,
"jj_level_gap": false,
"notes": "import 100 external Git refs; girt n=6 range=74.577..102.622ms; stock n=6 range=104.990..134.558ms",
"harness_op": "import",
"status": "ok",
"sample_ranges_ms": {
"girt": [
74.5774159731809,
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],
"stock": [
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},
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "not-equivalent"
},
"profiles": [],
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],
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20.9,
22.5
],
"issues": []
},
{
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"size": "medium",
"op": "git init",
"variant": "colocate",
"girt_samples": 6,
"girt_attempts": 6,
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"stock_attempts": 6,
"stock_ms": 2513.0390414924477,
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"git_ms": null,
"git_rss_mb": null,
"ratio_vs_stock": 1.1626669995008612,
"sample_policy": "adaptive",
"stock_vs_git_ratio": null,
"jj_level_gap": false,
"notes": "Git has no equivalent: existing Git worktree already initialized; girt n=6 range=2835.793..3068.750ms; stock n=6 range=2481.851..2624.123ms",
"harness_op": "init-colocate",
"status": "ok",
"sample_ranges_ms": {
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],
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},
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "not-equivalent"
},
"profiles": [],
"run_epochs": [
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],
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11.0,
23.4
],
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},
{
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"op": "log",
"variant": "ancestry",
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"girt_ms": 56544.99437499908,
"girt_rss_mb": 380.71875,
"stock_samples": 1,
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"stock_ms": 68302.06454198924,
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"git_attempts": 1,
"git_ms": 1178.5478749952745,
"git_rss_mb": 140.40625,
"ratio_vs_stock": 0.8278665477269371,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 57.954425094749,
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"notes": "full output consumed to /dev/null; girt n=1 range=56544.994..56544.994ms; stock n=1 range=68302.065..68302.065ms; git n=1 range=1178.548..1178.548ms",
"harness_op": "log-ancestry",
"status": "ok",
"sample_ranges_ms": {
"girt": [
56544.99437499908,
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],
"stock": [
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],
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},
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
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"measured_on": "2026-10-18",
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16.2
],
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},
{
"repo": "git-git",
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"op": "log",
"variant": "default",
"girt_samples": 6,
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"stock_samples": 6,
"stock_attempts": 6,
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"notes": "default revsets differ; girt n=6 range=80.904..193.329ms; stock n=6 range=76.873..123.521ms; git n=6 range=645.413..666.855ms",
"harness_op": "log-default",
"status": "ok",
"sample_ranges_ms": {
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193.32854100503027
],
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},
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
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],
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19.5
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},
{
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"stock_samples": 6,
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"sample_policy": "adaptive",
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"notes": "full output consumed to /dev/null; girt n=6 range=676.928..765.397ms; stock n=6 range=750.411..855.713ms; git n=6 range=654.286..745.368ms",
"harness_op": "log-large",
"status": "ok",
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],
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},
"tool_status": {
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"stock": "ok",
"git": "ok"
},
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],
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18.1
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},
{
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"op": "log",
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"stock_samples": 6,
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"git_samples": 6,
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"ratio_vs_stock": 1.0056171733253052,
"sample_policy": "adaptive",
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"notes": "100 revisions maximum from full ancestry; full output consumed to /dev/null; girt n=6 range=200.343..237.255ms; stock n=6 range=198.692..228.855ms; git n=6 range=598.385..659.541ms",
"harness_op": "log-limited",
"status": "ok",
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},
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},
"tool_status": {
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},
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],
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18.7
],
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},
{
"repo": "git-git",
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"op": "log",
"variant": "no-graph",
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"sample_policy": "adaptive",
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"jj_level_gap": true,
"notes": "default revsets differ; girt n=6 range=68.948..131.717ms; stock n=6 range=63.428..104.416ms; git n=6 range=23.642..73.127ms",
"harness_op": "log-no-graph",
"status": "ok",
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},
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
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},
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],
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20.3,
22.6
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"issues": []
},
{
"repo": "git-git",
"size": "medium",
"op": "new",
"variant": "default",
"girt_samples": 6,
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"stock_samples": 6,
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"git_attempts": 6,
"git_ms": 629.7468120174017,
"git_rss_mb": 11.46875,
"ratio_vs_stock": 0.8976804291111165,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 0.2573493909244471,
"jj_level_gap": false,
"notes": "Git creates an empty commit; jj creates a working-copy commit; girt n=6 range=143.226..162.073ms; stock n=6 range=149.435..198.728ms; git n=6 range=617.687..704.678ms",
"harness_op": "new",
"status": "ok",
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},
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},
"tool_status": {
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"stock": "ok",
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},
"profiles": [],
"run_epochs": [
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],
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"load_1m_range": [
12.6,
16.3
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"issues": []
},
{
"repo": "git-git",
"size": "medium",
"op": "op log",
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"stock_ms": 83.58302100168657,
"stock_rss_mb": 44.25,
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"git_attempts": 6,
"git_ms": 20.92600000105449,
"git_rss_mb": 8.296875,
"ratio_vs_stock": 0.9665671691689656,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": 3.994218722998887,
"jj_level_gap": true,
"notes": "operation history versus Git reflog: different records; girt n=6 range=49.115..144.830ms; stock n=6 range=54.178..138.004ms; git n=6 range=13.158..28.200ms",
"harness_op": "op-log",
"status": "ok",
"sample_ranges_ms": {
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49.11454199827858,
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"stock": [
54.17808299898752,
138.00416699814377
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"tool_status": {
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23.3
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"op": "op restore",
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"notes": "Git has no repository-operation restore equivalent; girt n=6 range=139.578..150.800ms; stock n=6 range=137.839..175.807ms",
"harness_op": "op-restore",
"status": "ok",
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"girt": "ok",
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"git": "not-equivalent"
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18.1
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"op": "git push",
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"harness_op": "push-delete",
"status": "ok",
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"stock": "ok",
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"op": "git push",
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"notes": "girt n=6 range=532.421..639.119ms; stock n=6 range=869.629..1481.207ms; git n=6 range=348.199..576.401ms",
"harness_op": "push-new",
"status": "ok",
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"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
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{
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"status": "ok",
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{
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"notes": "girt n=6 range=418.048..585.861ms; stock n=6 range=437.360..717.358ms; git n=6 range=253.592..403.304ms",
"harness_op": "push-update",
"status": "ok",
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"stock": "ok",
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39.8
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{
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"sample_policy": "adaptive",
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"notes": "1 nonempty commits moved backwards 20 main commits; girt n=6 range=221.503..256.154ms; stock n=6 range=207.363..594.391ms; git n=6 range=89.795..224.458ms",
"harness_op": "rebase-1",
"status": "ok",
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"tool_status": {
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"stock": "ok",
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22.7
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{
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"notes": "10 nonempty commits moved backwards 20 main commits; girt n=6 range=282.801..316.267ms; stock n=6 range=260.188..308.920ms; git n=6 range=148.426..258.054ms",
"harness_op": "rebase-10",
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{
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"harness_op": "rebase-100",
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{
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{
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"tool_status": {
"girt": "ok",
"stock": "ok",
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15.0,
17.7
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{
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"girt_attempts": 6,
"girt_ms": 180.69027099954837,
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"stock_vs_git_ratio": 3.1348902751543513,
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"harness_op": "show",
"status": "ok",
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16.8
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{
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10.0
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"status": "ok",
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15.8
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"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.11.1",
"girt_commit": "69e3985c68e488a5975f1ad634873106ec2db18a",
"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
18.2,
18.6
],
"issues": []
},
{
"repo": "jj-historic",
"size": "small",
"op": "util gc",
"variant": "clean",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 41.701166997881955,
"girt_rss_mb": 23.21875,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 231.10745800113364,
"stock_rss_mb": 26.359375,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 221.5366249984072,
"git_rss_mb": 26.484375,
"ratio_vs_stock": 0.18044059399276247,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": 1.0432020348905977,
"jj_level_gap": false,
"notes": "no intentionally unreachable garbage; backend packing policies differ; girt n=6 range=39.538..52.288ms; stock n=6 range=215.071..262.866ms; git n=6 range=188.145..265.392ms",
"harness_op": "gc-clean",
"status": "ok",
"sample_ranges_ms": {
"girt": [
39.53841700058547,
52.28845899910084
],
"stock": [
215.0707090004289,
262.86558299761964
],
"git": [
188.14533300246694,
265.39237500037416
]
},
"binary_fingerprints": {
"girt": [
"dd20e6d95d0db5bf7b9e363503f008a14471612f556ab7876d1262400c102c16"
],
"stock": [
"7837af89eb9233d7273605f52722549fece6ba87b01426fde6c43ed4bb7414d1"
],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
"2026-10-17T04:21:11-0700"
],
"girt_version": "0.11.1",
"girt_commit": "69e3985c68e488a5975f1ad634873106ec2db18a",
"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
25.0,
26.0
],
"issues": [],
"comparable": false,
"comparability_note": "Not like-for-like: girt's gc packs loose objects and prunes, but doesn't rewrite existing packs as `git gc` does."
},
{
"repo": "jj-historic",
"size": "small",
"op": "util gc",
"variant": "garbage",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 382.4424585000088,
"girt_rss_mb": 57.9375,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 681.2580210007582,
"stock_rss_mb": 26.078125,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 580.1758749985311,
"git_rss_mb": 25.171875,
"ratio_vs_stock": 0.5613768157007625,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": 1.1742267308210343,
"jj_level_gap": false,
"notes": "2000 unreachable loose blobs (8 MiB), aged 30 days; verify collection; girt n=6 range=363.476..533.889ms; stock n=6 range=645.317..1059.305ms; git n=6 range=532.052..629.178ms",
"harness_op": "gc-garbage",
"status": "ok",
"sample_ranges_ms": {
"girt": [
363.4758750013134,
533.8887500001874
],
"stock": [
645.3172500005167,
1059.3049579983926
],
"git": [
532.0523749978747,
629.1781670006458
]
},
"binary_fingerprints": {
"girt": [
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],
"stock": [
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
"2026-10-17T04:21:11-0700"
],
"girt_version": "0.11.1",
"girt_commit": "69e3985c68e488a5975f1ad634873106ec2db18a",
"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
23.8,
25.8
],
"issues": [],
"comparable": false,
"comparability_note": "Not like-for-like: girt's gc packs loose objects and prunes, but doesn't rewrite existing packs as `git gc` does."
},
{
"repo": "jj-historic",
"size": "small",
"op": "git import",
"variant": "100-external-refs",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 41.34012499707751,
"girt_rss_mb": 20.8125,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 39.253499497135635,
"stock_rss_mb": 20.546875,
"git_samples": 0,
"git_attempts": 0,
"git_ms": null,
"git_rss_mb": null,
"ratio_vs_stock": 1.053157693624084,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": null,
"jj_level_gap": false,
"notes": "import 100 external Git refs; girt n=6 range=36.811..47.333ms; stock n=6 range=37.912..43.393ms",
"harness_op": "import",
"status": "ok",
"sample_ranges_ms": {
"girt": [
36.8114579905523,
47.332582995295525
],
"stock": [
37.911958002950996,
43.39274999802001
]
},
"binary_fingerprints": {
"girt": [
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],
"stock": [
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "not-equivalent"
},
"profiles": [],
"run_epochs": [
"2026-10-17T18:24:24-0700"
],
"girt_version": "0.13.1",
"girt_commit": "4e8cb9db082191517ad87d201d8121e68b5e9f8e",
"jj_adapter_commit": "c583d1b88adfac08ea19cdeb27720831a7700f9c",
"measured_on": "2026-10-17",
"load_1m_range": [
9.0,
10.8
],
"issues": []
},
{
"repo": "jj-historic",
"size": "small",
"op": "git init",
"variant": "colocate",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 222.37987499829615,
"girt_rss_mb": 34.484375,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 223.4685834919219,
"stock_rss_mb": 34.375,
"git_samples": 0,
"git_attempts": 0,
"git_ms": null,
"git_rss_mb": null,
"ratio_vs_stock": 0.9951281362390472,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": null,
"jj_level_gap": false,
"notes": "Git has no equivalent: existing Git worktree already initialized; girt n=6 range=213.591..234.558ms; stock n=6 range=208.893..232.911ms",
"harness_op": "init-colocate",
"status": "ok",
"sample_ranges_ms": {
"girt": [
213.59100000699982,
234.5584579888964
],
"stock": [
208.89279199764132,
232.91054199216887
]
},
"binary_fingerprints": {
"girt": [
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],
"stock": [
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "not-equivalent"
},
"profiles": [],
"run_epochs": [
"2026-10-17T18:24:24-0700"
],
"girt_version": "0.13.1",
"girt_commit": "4e8cb9db082191517ad87d201d8121e68b5e9f8e",
"jj_adapter_commit": "c583d1b88adfac08ea19cdeb27720831a7700f9c",
"measured_on": "2026-10-17",
"load_1m_range": [
9.0,
9.3
],
"issues": []
},
{
"repo": "jj-historic",
"size": "small",
"op": "log",
"variant": "ancestry",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 354.4149169974844,
"girt_rss_mb": 25.640625,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 419.8810624948237,
"stock_rss_mb": 24.3125,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 211.12945850472897,
"git_rss_mb": 11.578125,
"ratio_vs_stock": 0.844084072026596,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 1.9887374574278986,
"jj_level_gap": false,
"notes": "full output consumed to /dev/null; girt n=6 range=152.347..922.512ms; stock n=6 range=139.164..1291.528ms; git n=6 range=81.037..895.061ms; timed on a fresh copy per sample after adapter d9c0ceb1.",
"harness_op": "log-ancestry",
"status": "ok",
"sample_ranges_ms": {
"girt": [
152.34674999373965,
922.5121250055963
],
"stock": [
139.16358300775755,
1291.528458998073
],
"git": [
81.03670900163706,
895.0606250000419
]
},
"binary_fingerprints": {
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],
"stock": [
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
"2026-10-17T21:59:21-0700"
],
"girt_version": "0.14.0",
"girt_commit": "a52cb07a55e1d2646b272e3806d072fd0233a588",
"jj_adapter_commit": "d9c0ceb1f7869825116fadda854bbb15a816c812",
"measured_on": "2026-10-17",
"load_1m_range": [
42.7,
47.5
],
"issues": []
},
{
"repo": "jj-historic",
"size": "small",
"op": "log",
"variant": "default",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 29.198916499808547,
"girt_rss_mb": 22.921875,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 26.326666500608553,
"stock_rss_mb": 23.1875,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 28.533583499665838,
"git_rss_mb": 11.625,
"ratio_vs_stock": 1.109100405823639,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": 0.9226554561896114,
"jj_level_gap": false,
"notes": "default revsets differ; girt n=6 range=25.613..36.568ms; stock n=6 range=24.624..31.440ms; git n=6 range=26.932..30.753ms",
"harness_op": "log-default",
"status": "ok",
"sample_ranges_ms": {
"girt": [
25.61283300019568,
36.56770800080267
],
"stock": [
24.623708999570226,
31.440165999811143
],
"git": [
26.932000000670087,
30.75287500178092
]
},
"binary_fingerprints": {
"girt": [
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],
"stock": [
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
"2026-10-17T04:21:11-0700"
],
"girt_version": "0.11.1",
"girt_commit": "69e3985c68e488a5975f1ad634873106ec2db18a",
"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
19.1,
19.1
],
"issues": []
},
{
"repo": "jj-historic",
"size": "small",
"op": "log",
"variant": "large",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 53.16483349815826,
"girt_rss_mb": 25.265625,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 45.895562499936204,
"stock_rss_mb": 24.03125,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 31.309041998611065,
"git_rss_mb": 10.03125,
"ratio_vs_stock": 1.1583872296636992,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": 1.4658884325484065,
"jj_level_gap": false,
"notes": "full output consumed to /dev/null; girt n=6 range=51.005..60.037ms; stock n=6 range=43.941..63.396ms; git n=6 range=29.324..47.475ms",
"harness_op": "log-large",
"status": "ok",
"sample_ranges_ms": {
"girt": [
51.00470800243784,
60.037084000214236
],
"stock": [
43.94075000163866,
63.39612500232761
],
"git": [
29.323750000912696,
47.474915998463985
]
},
"binary_fingerprints": {
"girt": [
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],
"stock": [
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
"2026-10-17T04:21:11-0700"
],
"girt_version": "0.11.1",
"girt_commit": "69e3985c68e488a5975f1ad634873106ec2db18a",
"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
18.6,
18.6
],
"issues": []
},
{
"repo": "jj-historic",
"size": "small",
"op": "log",
"variant": "limited",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 33.303499993053265,
"girt_rss_mb": 24.25,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 30.061020515859127,
"stock_rss_mb": 23.796875,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 29.758562508504838,
"git_rss_mb": 11.453125,
"ratio_vs_stock": 1.1078632535273885,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 1.010163730431127,
"jj_level_gap": false,
"notes": "100 revisions maximum from full ancestry; full output consumed to /dev/null; girt n=6 range=31.508..38.867ms; stock n=6 range=28.214..36.635ms; git n=6 range=28.460..31.002ms",
"harness_op": "log-limited",
"status": "ok",
"sample_ranges_ms": {
"girt": [
31.508166022831574,
38.86704199248925
],
"stock": [
28.214249992743134,
36.63475002394989
],
"git": [
28.459624998504296,
31.002042000181973
]
},
"binary_fingerprints": {
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],
"stock": [
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
"2026-10-19T05:14:53-0700"
],
"girt_version": "0.17.0",
"girt_commit": "472d99b329ee0811971dc50474b6fc6d5cb0e315",
"jj_adapter_commit": "5a6b4b03612d39c247eb9106ae910cd16b4c8e45",
"measured_on": "2026-10-19",
"load_1m_range": [
20.4,
21.5
],
"issues": []
},
{
"repo": "jj-historic",
"size": "small",
"op": "log",
"variant": "no-graph",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 27.778250001574634,
"girt_rss_mb": 22.96875,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 26.304208498913795,
"stock_rss_mb": 22.921875,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 15.209437500743661,
"git_rss_mb": 8.25,
"ratio_vs_stock": 1.0560382382431963,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": 1.729466227638442,
"jj_level_gap": false,
"notes": "default revsets differ; girt n=6 range=26.366..33.673ms; stock n=6 range=25.304..33.046ms; git n=6 range=14.082..17.936ms",
"harness_op": "log-no-graph",
"status": "ok",
"sample_ranges_ms": {
"girt": [
26.366333997430047,
33.673499998258194
],
"stock": [
25.303667000116548,
33.04629199919873
],
"git": [
14.081749999604654,
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]
},
"binary_fingerprints": {
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],
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
"2026-10-17T04:21:11-0700"
],
"girt_version": "0.11.1",
"girt_commit": "69e3985c68e488a5975f1ad634873106ec2db18a",
"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
18.6,
18.6
],
"issues": []
},
{
"repo": "jj-historic",
"size": "small",
"op": "new",
"variant": "default",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 63.6652915054583,
"girt_rss_mb": 24.53125,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 59.97262500022771,
"stock_rss_mb": 24.578125,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 47.15454200049862,
"git_rss_mb": 9.28125,
"ratio_vs_stock": 1.0615725342223485,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": 1.2718313540102573,
"jj_level_gap": false,
"notes": "Git creates an empty commit; jj creates a working-copy commit; girt n=6 range=60.336..90.364ms; stock n=6 range=57.312..61.363ms; git n=6 range=43.927..50.220ms",
"harness_op": "new",
"status": "ok",
"sample_ranges_ms": {
"girt": [
60.33574999310076,
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],
"stock": [
57.312417004141025,
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],
"git": [
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},
"binary_fingerprints": {
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"stock": [
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.13.1",
"girt_commit": "4e8cb9db082191517ad87d201d8121e68b5e9f8e",
"jj_adapter_commit": "c583d1b88adfac08ea19cdeb27720831a7700f9c",
"measured_on": "2026-10-17",
"load_1m_range": [
15.2,
15.9
],
"issues": []
},
{
"repo": "jj-historic",
"size": "small",
"op": "op log",
"variant": "default",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 27.286791999358684,
"girt_rss_mb": 23.390625,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 25.997562501288485,
"stock_rss_mb": 23.5,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 14.60602049883164,
"git_rss_mb": 8.0,
"ratio_vs_stock": 1.0495903990232278,
"sample_policy": "fixed-six",
"stock_vs_git_ratio": 1.7799209923995434,
"jj_level_gap": false,
"notes": "operation history versus Git reflog: different records; girt n=6 range=27.004..28.236ms; stock n=6 range=25.134..26.836ms; git n=6 range=13.655..15.066ms",
"harness_op": "op-log",
"status": "ok",
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27.004333001968917,
28.235999998287298
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"stock": [
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"status": "ok",
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28.0
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{
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"harness_op": "rebase-1",
"status": "ok",
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{
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"harness_op": "diff-wc",
"status": "ok",
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23.8
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24.1
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"status": "ok",
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"harness_op": "fetch-1",
"status": "ok",
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{
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"harness_op": "fetch-100",
"status": "ok",
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{
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"harness_op": "fetch-noop",
"status": "ok",
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{
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"status": "ok",
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{
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"girt_samples": 1,
"girt_attempts": 1,
"girt_ms": 1993.7601669953438,
"girt_rss_mb": 236.046875,
"stock_samples": 1,
"stock_attempts": 1,
"stock_ms": 135669.8954579988,
"stock_rss_mb": 7231.09375,
"git_samples": 1,
"git_attempts": 1,
"git_ms": 159361.9101669974,
"git_rss_mb": 7232.109375,
"ratio_vs_stock": 0.01469567113813086,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 0.8513320109920153,
"jj_level_gap": false,
"notes": "no intentionally unreachable garbage; backend packing policies differ; girt n=1 range=1993.760..1993.760ms; stock n=1 range=135669.895..135669.895ms; git n=1 range=159361.910..159361.910ms",
"harness_op": "gc-clean",
"status": "ok",
"sample_ranges_ms": {
"girt": [
1993.7601669953438,
1993.7601669953438
],
"stock": [
135669.8954579988,
135669.8954579988
],
"git": [
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]
},
"binary_fingerprints": {
"girt": [
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],
"stock": [
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
"2026-10-17T07:34:49-0700"
],
"girt_version": "0.11.1",
"girt_commit": "69e3985c68e488a5975f1ad634873106ec2db18a",
"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
16.5,
27.1
],
"issues": [],
"comparable": false,
"comparability_note": "Not like-for-like: girt's gc packs loose objects and prunes, but doesn't rewrite existing packs as `git gc` does."
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "util gc",
"variant": "garbage",
"girt_samples": 1,
"girt_attempts": 1,
"girt_ms": 226742.29470799037,
"girt_rss_mb": 2971.75,
"stock_samples": 1,
"stock_attempts": 1,
"stock_ms": 188065.16416699742,
"stock_rss_mb": 7225.8125,
"git_samples": 1,
"git_attempts": 1,
"git_ms": 154355.29279201,
"git_rss_mb": 7239.859375,
"ratio_vs_stock": 1.2056581329791016,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 1.2183914186888987,
"jj_level_gap": false,
"notes": "2000 unreachable loose blobs (8 MiB), aged 30 days; verify collection; girt n=1 range=226742.295..226742.295ms; stock n=1 range=188065.164..188065.164ms; git n=1 range=154355.293..154355.293ms",
"harness_op": "gc-garbage",
"status": "ok",
"sample_ranges_ms": {
"girt": [
226742.29470799037,
226742.29470799037
],
"stock": [
188065.16416699742,
188065.16416699742
],
"git": [
154355.29279201,
154355.29279201
]
},
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"girt": [
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],
"stock": [
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [
{
"tool": "girt",
"path": "/Users/joshka/tmp/girt-bench/matrix-0.14.0/jj-matrix-profiles/linux-v6.1-gc-garbage.json.gz",
"binary_sha256": "710a9150ea0ecd22b96704d4fe901b6be8b41ff139047f251c3368d4bb570e75"
}
],
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],
"girt_version": "0.14.0",
"girt_commit": "a52cb07a55e1d2646b272e3806d072fd0233a588",
"jj_adapter_commit": "51a0c97702c43a821a08e92f2c1ec21280400290",
"measured_on": "2026-10-17",
"load_1m_range": [
24.7,
29.1
],
"issues": [
66
],
"comparable": false,
"comparability_note": "Not like-for-like: girt's gc packs loose objects and prunes, but doesn't rewrite existing packs as `git gc` does."
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "git import",
"variant": "100-external-refs",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 223.08868750405964,
"girt_rss_mb": 226.234375,
"stock_samples": 6,
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"git_ms": null,
"git_rss_mb": null,
"ratio_vs_stock": 0.23299091302589042,
"sample_policy": "adaptive",
"stock_vs_git_ratio": null,
"jj_level_gap": false,
"notes": "import 100 external Git refs; girt n=6 range=203.591..249.544ms; stock n=6 range=807.672..2455.092ms",
"harness_op": "import",
"status": "ok",
"sample_ranges_ms": {
"girt": [
203.59062499483116,
249.5439579943195
],
"stock": [
807.6716250216123,
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]
},
"binary_fingerprints": {
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "not-equivalent"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.17.0",
"girt_commit": "472d99b329ee0811971dc50474b6fc6d5cb0e315",
"jj_adapter_commit": "5a6b4b03612d39c247eb9106ae910cd16b4c8e45",
"measured_on": "2026-10-19",
"load_1m_range": [
17.9,
23.9
],
"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "git init",
"variant": "colocate",
"girt_samples": 3,
"girt_attempts": 3,
"girt_ms": 31730.089459000737,
"girt_rss_mb": 2690.28125,
"stock_samples": 3,
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"stock_ms": 31719.491791998735,
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"git_samples": 0,
"git_attempts": 0,
"git_ms": null,
"git_rss_mb": null,
"ratio_vs_stock": 1.0003341058258908,
"sample_policy": "adaptive",
"stock_vs_git_ratio": null,
"jj_level_gap": false,
"notes": "Git has no equivalent: existing Git worktree already initialized; girt n=3 range=29029.148..31778.842ms; stock n=3 range=25997.290..36402.640ms; three samples per tool at load 23-37; girt ranged 29.0-31.8 s and stock 26.0-36.4 s.",
"harness_op": "init-colocate",
"status": "ok",
"sample_ranges_ms": {
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29029.147958004614,
31778.842125000665
],
"stock": [
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]
},
"binary_fingerprints": {
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],
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "not-equivalent"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.14.0",
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"jj_adapter_commit": "d9c0ceb1f7869825116fadda854bbb15a816c812",
"measured_on": "2026-10-17",
"load_1m_range": [
22.8,
36.7
],
"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "log",
"variant": "ancestry",
"girt_samples": 1,
"girt_attempts": 1,
"girt_ms": 335772.5987089798,
"girt_rss_mb": 1028.40625,
"stock_samples": 1,
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"stock_ms": 362765.6784589926,
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"git_ms": 18219.87299999455,
"git_rss_mb": 2253.328125,
"ratio_vs_stock": 0.9255908666313807,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 19.910439466789978,
"jj_level_gap": true,
"notes": "full output consumed to /dev/null; girt n=1 range=335772.599..335772.599ms; stock n=1 range=362765.678..362765.678ms; git n=1 range=18219.873..18219.873ms",
"harness_op": "log-ancestry",
"status": "ok",
"sample_ranges_ms": {
"girt": [
335772.5987089798,
335772.5987089798
],
"stock": [
362765.6784589926,
362765.6784589926
],
"git": [
18219.87299999455,
18219.87299999455
]
},
"binary_fingerprints": {
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
"2026-10-18T21:49:53-0700"
],
"girt_version": "0.17.0",
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"jj_adapter_commit": "5a6b4b03612d39c247eb9106ae910cd16b4c8e45",
"measured_on": "2026-10-18",
"load_1m_range": [
9.9,
12.8
],
"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "log",
"variant": "default",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 202.74635450550704,
"girt_rss_mb": 186.46875,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 209.7943335029413,
"stock_rss_mb": 220.515625,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 5639.940749999369,
"git_rss_mb": 2266.40625,
"ratio_vs_stock": 0.9664052937953377,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 0.03719796763874954,
"jj_level_gap": false,
"notes": "default revsets differ; girt n=6 range=195.827..571.672ms; stock n=6 range=197.817..612.199ms; git n=6 range=5605.900..7686.384ms",
"harness_op": "log-default",
"status": "ok",
"sample_ranges_ms": {
"girt": [
195.82733400602592,
571.6724590020021
],
"stock": [
197.81654099642765,
612.1989589955774
],
"git": [
5605.900499998825,
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},
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.11.1",
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"measured_on": "2026-10-17",
"load_1m_range": [
23.2,
25.7
],
"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "log",
"variant": "large",
"girt_samples": 3,
"girt_attempts": 3,
"girt_ms": 9893.299999996088,
"girt_rss_mb": 615.0,
"stock_samples": 3,
"stock_attempts": 3,
"stock_ms": 10103.571207990171,
"stock_rss_mb": 989.34375,
"git_samples": 3,
"git_attempts": 3,
"git_ms": 10382.311833993299,
"git_rss_mb": 1181.21875,
"ratio_vs_stock": 0.9791884271743644,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 0.9731523546527964,
"jj_level_gap": false,
"notes": "full output consumed to /dev/null; girt n=3 range=9645.759..10489.412ms; stock n=3 range=10072.360..10761.033ms; git n=3 range=8932.083..13662.168ms",
"harness_op": "log-large",
"status": "ok",
"sample_ranges_ms": {
"girt": [
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10489.411540998844
],
"stock": [
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],
"git": [
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},
"binary_fingerprints": {
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.17.0",
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"jj_adapter_commit": "5a6b4b03612d39c247eb9106ae910cd16b4c8e45",
"measured_on": "2026-10-18",
"load_1m_range": [
11.6,
19.5
],
"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "log",
"variant": "limited",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 272.4356875041849,
"girt_rss_mb": 245.40625,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 242.02308299936703,
"stock_rss_mb": 265.484375,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 5718.172083499667,
"git_rss_mb": 2253.78125,
"ratio_vs_stock": 1.1256599334572455,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 0.04232525350150756,
"jj_level_gap": false,
"notes": "100 revisions maximum from full ancestry; full output consumed to /dev/null; girt n=6 range=261.479..288.239ms; stock n=6 range=236.473..850.862ms; git n=6 range=5655.196..7425.879ms",
"harness_op": "log-limited",
"status": "ok",
"sample_ranges_ms": {
"girt": [
261.4794580003945,
288.23920900322264
],
"stock": [
236.47312499815598,
850.8619169951999
],
"git": [
5655.196459003491,
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},
"binary_fingerprints": {
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],
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.11.1",
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"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
14.0,
17.7
],
"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "log",
"variant": "no-graph",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 202.6611454966769,
"girt_rss_mb": 185.171875,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 206.65672900213394,
"stock_rss_mb": 219.34375,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 17.591020499821752,
"git_rss_mb": 11.375,
"ratio_vs_stock": 0.980665601721511,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 11.747853343939198,
"jj_level_gap": true,
"notes": "default revsets differ; girt n=6 range=194.715..208.937ms; stock n=6 range=202.039..214.438ms; git n=6 range=16.963..18.281ms",
"harness_op": "log-no-graph",
"status": "ok",
"sample_ranges_ms": {
"girt": [
194.71470799908275,
208.93683299800614
],
"stock": [
202.039000003424,
214.4375419957214
],
"git": [
16.963417001534253,
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},
"binary_fingerprints": {
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],
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.11.1",
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"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
17.0,
17.5
],
"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "new",
"variant": "default",
"girt_samples": 3,
"girt_attempts": 3,
"girt_ms": 681.7799580167048,
"girt_rss_mb": 264.25,
"stock_samples": 3,
"stock_attempts": 3,
"stock_ms": 1258.4788750100415,
"stock_rss_mb": 434.734375,
"git_samples": 3,
"git_attempts": 3,
"git_ms": 9927.401832974283,
"git_rss_mb": 49.546875,
"ratio_vs_stock": 0.5417492272258164,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 0.12676820140693318,
"jj_level_gap": false,
"notes": "Git creates an empty commit; jj creates a working-copy commit; girt n=3 range=630.393..719.915ms; stock n=3 range=1240.449..1286.715ms; git n=3 range=9750.735..10338.710ms",
"harness_op": "new",
"status": "ok",
"sample_ranges_ms": {
"girt": [
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],
"stock": [
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"git": [
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},
"binary_fingerprints": {
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],
"git": []
},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.17.0",
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"measured_on": "2026-10-18",
"load_1m_range": [
11.6,
13.2
],
"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "op log",
"variant": "default",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 192.0810834999429,
"girt_rss_mb": 184.25,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 196.52012499864213,
"stock_rss_mb": 216.546875,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 12.644791502680164,
"git_rss_mb": 8.765625,
"ratio_vs_stock": 0.9774117714471742,
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"stock_vs_git_ratio": 15.541586823079538,
"jj_level_gap": true,
"notes": "operation history versus Git reflog: different records; girt n=6 range=185.710..198.404ms; stock n=6 range=189.226..205.853ms; git n=6 range=12.552..13.222ms",
"harness_op": "op-log",
"status": "ok",
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{
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"girt_rss_mb": 244.296875,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 275.9256249992177,
"stock_rss_mb": 269.875,
"git_samples": 6,
"git_attempts": 6,
"git_ms": 50.954395497683436,
"git_rss_mb": 61.6875,
"ratio_vs_stock": 1.00559812812029,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 5.415148630538895,
"jj_level_gap": true,
"notes": "girt n=6 range=268.214..304.278ms; stock n=6 range=262.956..344.581ms; git n=6 range=49.526..138.833ms",
"harness_op": "show",
"status": "ok",
"sample_ranges_ms": {
"girt": [
268.2136659932439,
304.2776669972227
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"stock": [
262.9555419989629,
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"git": [
49.52558399963891,
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},
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"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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"girt_version": "0.11.1",
"girt_commit": "69e3985c68e488a5975f1ad634873106ec2db18a",
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"measured_on": "2026-10-17",
"load_1m_range": [
21.3,
21.6
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"issues": []
},
{
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"op": "split",
"variant": "default",
"girt_samples": 3,
"girt_attempts": 3,
"girt_ms": 741.3067500165198,
"girt_rss_mb": 279.15625,
"stock_samples": 3,
"stock_attempts": 3,
"stock_ms": 1351.6844589903485,
"stock_rss_mb": 429.859375,
"git_samples": 3,
"git_attempts": 3,
"git_ms": 11064.733082981547,
"git_rss_mb": 49.984375,
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"stock_vs_git_ratio": 0.12216150618846362,
"jj_level_gap": false,
"notes": "noninteractive fileset split; Git stages and commits the same partition in two commits; girt n=3 range=689.616..1003.909ms; stock n=3 range=1217.419..1449.321ms; git n=3 range=10774.036..11268.244ms",
"harness_op": "split",
"status": "ok",
"sample_ranges_ms": {
"girt": [
689.6156659931876,
1003.9092089864425
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"stock": [
1217.4185419862624,
1449.3212919915095
],
"git": [
10774.036290997174,
11268.243833997985
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},
"binary_fingerprints": {
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"stock": [
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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"girt_version": "0.17.0",
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"jj_adapter_commit": "5a6b4b03612d39c247eb9106ae910cd16b4c8e45",
"measured_on": "2026-10-19",
"load_1m_range": [
11.7,
22.7
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"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "squash",
"variant": "default",
"girt_samples": 3,
"girt_attempts": 3,
"girt_ms": 653.4307909896597,
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"stock_attempts": 3,
"stock_ms": 1253.2712089887355,
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"git_attempts": 3,
"git_ms": 10286.67800000403,
"git_rss_mb": 49.578125,
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"sample_policy": "adaptive",
"stock_vs_git_ratio": 0.12183439677884779,
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"notes": "girt n=3 range=640.028..727.412ms; stock n=3 range=1143.981..1363.941ms; git n=3 range=10186.101..18744.773ms",
"harness_op": "squash",
"status": "ok",
"sample_ranges_ms": {
"girt": [
640.0284999981523,
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"stock": [
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"git": [
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},
"binary_fingerprints": {
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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"measured_on": "2026-10-18",
"load_1m_range": [
18.6,
23.8
],
"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "status",
"variant": "clean",
"girt_samples": 3,
"girt_attempts": 3,
"girt_ms": 323.58954200026346,
"girt_rss_mb": 214.671875,
"stock_samples": 3,
"stock_attempts": 3,
"stock_ms": 299.7931249992689,
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"git_attempts": 3,
"git_ms": 703.9637080015382,
"git_rss_mb": 49.140625,
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"sample_policy": "adaptive",
"stock_vs_git_ratio": 0.4258644608971999,
"jj_level_gap": false,
"notes": "girt n=3 range=190.547..536.950ms; stock n=3 range=239.286..542.144ms; git n=3 range=221.530..10163.883ms",
"harness_op": "status-clean",
"status": "ok",
"sample_ranges_ms": {
"girt": [
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"stock": [
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},
"binary_fingerprints": {
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],
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.11.1",
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"jj_adapter_commit": "88ed7e9e286cffeedacf910930792c9b8ef5a990",
"measured_on": "2026-10-17",
"load_1m_range": [
12.6,
14.6
],
"issues": []
},
{
"repo": "linux-v6.1",
"size": "large",
"op": "status",
"variant": "many-edits",
"girt_samples": 3,
"girt_attempts": 3,
"girt_ms": 764.3502079881728,
"girt_rss_mb": 308.921875,
"stock_samples": 3,
"stock_attempts": 3,
"stock_ms": 1070.6115840002894,
"stock_rss_mb": 324.78125,
"git_samples": 3,
"git_attempts": 3,
"git_ms": 11101.018042012583,
"git_rss_mb": 49.078125,
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"stock_vs_git_ratio": 0.09644264876865208,
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"notes": "1000 tracked files edited; girt n=3 range=741.870..848.491ms; stock n=3 range=1009.265..1078.503ms; git n=3 range=10886.971..12116.402ms",
"harness_op": "status-many-edits",
"status": "ok",
"sample_ranges_ms": {
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"stock": [
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},
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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"girt_version": "0.17.0",
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23.9
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},
{
"repo": "linux-v6.1",
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"op": "status",
"variant": "small-edit",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 715.7553959987126,
"girt_rss_mb": 251.125,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 836.1935834982432,
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"git_samples": 6,
"git_attempts": 6,
"git_ms": 11061.718770506559,
"git_rss_mb": 49.25,
"ratio_vs_stock": 0.8559685342290316,
"sample_policy": "adaptive",
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"harness_op": "status-small-edit",
"status": "ok",
"sample_ranges_ms": {
"girt": [
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"stock": [
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
"girt_version": "0.17.0",
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"jj_adapter_commit": "5a6b4b03612d39c247eb9106ae910cd16b4c8e45",
"measured_on": "2026-10-19",
"load_1m_range": [
7.6,
22.7
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},
{
"repo": "linux-v6.1",
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"op": "status",
"variant": "untracked",
"girt_samples": 3,
"girt_attempts": 3,
"girt_ms": 779.379916988546,
"girt_rss_mb": 286.34375,
"stock_samples": 3,
"stock_attempts": 3,
"stock_ms": 2322.422124998411,
"stock_rss_mb": 278.953125,
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"git_ms": 12385.498625022592,
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"ratio_vs_stock": 0.3355892576975339,
"sample_policy": "adaptive",
"stock_vs_git_ratio": 0.1875113950040243,
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"notes": "10000 identical-content untracked files across 100 directories; duplicate-blob workload; girt n=3 range=691.937..1064.232ms; stock n=3 range=1866.370..2396.299ms; git n=3 range=11848.866..12486.506ms",
"harness_op": "status-untracked",
"status": "ok",
"sample_ranges_ms": {
"girt": [
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],
"stock": [
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},
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
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"load_1m_range": [
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25.4
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},
{
"repo": "linux-v6.1",
"size": "large",
"op": "status",
"variant": "untracked-unique",
"girt_samples": 3,
"girt_attempts": 3,
"girt_ms": 2279.715083015617,
"girt_rss_mb": 433.890625,
"stock_samples": 3,
"stock_attempts": 3,
"stock_ms": 4327.735458995448,
"stock_rss_mb": 432.515625,
"git_samples": 3,
"git_attempts": 3,
"git_ms": 11827.7229580126,
"git_rss_mb": 49.25,
"ratio_vs_stock": 0.5267685847749999,
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"notes": "10000 unique-content untracked files across 100 directories; new-blob workload; girt n=3 range=1523.294..2811.263ms; stock n=3 range=3974.320..19612.180ms; git n=3 range=10776.601..12099.156ms",
"harness_op": "status-untracked-unique",
"status": "ok",
"sample_ranges_ms": {
"girt": [
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],
"stock": [
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"git": [
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},
"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
"profiles": [],
"run_epochs": [
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],
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"load_1m_range": [
18.4,
25.5
],
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},
{
"repo": "linux-v6.1",
"size": "large",
"op": "undo",
"variant": "default",
"girt_samples": 6,
"girt_attempts": 6,
"girt_ms": 623.8667709985748,
"girt_rss_mb": 277.5625,
"stock_samples": 6,
"stock_attempts": 6,
"stock_ms": 1258.7856040045153,
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"git_samples": 0,
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"git_ms": null,
"git_rss_mb": null,
"ratio_vs_stock": 0.4956100300272714,
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"stock_vs_git_ratio": null,
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"notes": "Git has no operation undo equivalent; girt n=6 range=607.594..892.857ms; stock n=6 range=1208.577..1516.176ms",
"harness_op": "undo",
"status": "ok",
"sample_ranges_ms": {
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"stock": [
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},
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"girt": "ok",
"stock": "ok",
"git": "not-equivalent"
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],
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12.8,
21.3
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},
{
"repo": "linux-v6.1",
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"op": "workspace add",
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"girt_samples": 3,
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"girt_ms": 21163.2862080005,
"girt_rss_mb": 614.359375,
"stock_samples": 3,
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"stock_ms": 29763.79066699883,
"stock_rss_mb": 898.9375,
"git_samples": 3,
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"git_ms": 27256.710749992635,
"git_rss_mb": 746.84375,
"ratio_vs_stock": 0.7110413604496183,
"sample_policy": "adaptive",
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"harness_op": "workspace-add",
"status": "ok",
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"tool_status": {
"girt": "ok",
"stock": "ok",
"git": "ok"
},
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"run_epochs": [
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],
"girt_version": "0.14.0",
"girt_commit": "a52cb07a55e1d2646b272e3806d072fd0233a588",
"jj_adapter_commit": "51a0c97702c43a821a08e92f2c1ec21280400290",
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68.7
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]