eidetic-engine 0.15.2

Durable, local-first, explainable memory for coding agents.
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{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://eidetic-engine/schemas/ee.write_group_commit.v1.json",
  "title": "ee.write_group_commit.v1",
  "description": "Redaction-safe telemetry for group-commit write intake: counts and latencies describing how concurrent durable writes were coalesced into shared transactions and fsyncs over an observation window. Counts and timings only; never stores written content, audit bodies, or query text. See ADR 0077 (docs/adr/0077-group-commit-write-intake.md).",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema",
    "generatedAt",
    "enabled",
    "redactionStatus",
    "batches",
    "writesCoalesced",
    "avgBatchSize",
    "fsyncCount",
    "fsyncSaved",
    "commitLatencyP50Us",
    "commitLatencyP99Us",
    "fallbackCount",
    "fallbackReasons"
  ],
  "properties": {
    "schema": {
      "type": "string",
      "const": "ee.write_group_commit.v1",
      "description": "Schema identifier."
    },
    "generatedAt": {
      "type": "string",
      "format": "date-time",
      "description": "RFC 3339 timestamp when the window snapshot was produced."
    },
    "enabled": {
      "type": "boolean",
      "description": "Whether group-commit intake was enabled for this window. When false, every write took the per-write fallback path."
    },
    "redactionStatus": {
      "type": "string",
      "const": "counts_latencies_no_content",
      "description": "Redaction posture: this telemetry holds only counts and latencies."
    },
    "batches": {
      "type": "integer",
      "minimum": 0,
      "description": "Number of closed commit batches in the window."
    },
    "writesCoalesced": {
      "type": "integer",
      "minimum": 0,
      "description": "Number of writes that shared a batch with at least one peer."
    },
    "avgBatchSize": {
      "type": "number",
      "minimum": 0,
      "description": "Mean number of writes per closed batch."
    },
    "fsyncCount": {
      "type": "integer",
      "minimum": 0,
      "description": "Number of fsyncs actually issued in the window."
    },
    "fsyncSaved": {
      "type": "integer",
      "minimum": 0,
      "description": "Number of fsyncs avoided versus the per-write baseline (writes minus fsyncCount)."
    },
    "commitLatencyP50Us": {
      "type": "integer",
      "minimum": 0,
      "description": "Median commit latency in microseconds."
    },
    "commitLatencyP99Us": {
      "type": "integer",
      "minimum": 0,
      "description": "99th-percentile commit latency in microseconds."
    },
    "fallbackCount": {
      "type": "integer",
      "minimum": 0,
      "description": "Number of writes that took the per-write fallback path instead of a coalesced batch."
    },
    "fallbackReasons": {
      "type": "object",
      "additionalProperties": false,
      "description": "Per-reason counts of fallbacks; the keys are the closed reason set.",
      "properties": {
        "disabled": {
          "type": "integer",
          "minimum": 0,
          "description": "Group-commit was disabled by config."
        },
        "degraded": {
          "type": "integer",
          "minimum": 0,
          "description": "A degraded write-owner posture forced the per-write path."
        },
        "oversized": {
          "type": "integer",
          "minimum": 0,
          "description": "A single write exceeded the inflight byte ceiling and committed alone."
        },
        "single_writer": {
          "type": "integer",
          "minimum": 0,
          "description": "Only one writer was in flight, so no coalescing applied."
        }
      }
    }
  }
}