Module system 

System-wide snapshots: CPU, memory, swap, load, uptime.

One immutable value per sample, handed to the UI atomically (docs/DESIGN.md §6).

Structs

CpuTimes

DiskCounters

Host-wide disk byte counters, cumulative since boot.

MemInfo

The memory breakdown a platform reports.

MemoryClass

One named class of memory, as htop models it.

NetCounters

Host-wide network byte counters, cumulative since boot.

Psi

Host pressure stall information.

PsiLine

One PSI resource’s some and full averages.

PsiResource

Pressure stall information for one resource.

Rate

A throughput in bytes per second, split into its two directions.

SwapInfo

SystemSnapshot

One immutable sample handed from the sampler thread to the renderer.

TaskStats

Process-table counts, so meters can summarise processes without reaching into the table themselves.

ZramDevice

One compressed RAM block device (/sys/block/zram<N>).

ZramInfo

Every zram device on the machine, and their totals.