Memory-efficiency pass on ClientStatsAggregator + adversarial benchmark - #11389

Closed

dougqh wants to merge 38 commits into

dougqh/control-tag-cardinalityfrom

dougqh/metrics-memory-efficiency

Commits on May 18, 2026

Fold AggregateMetric into AggregateEntry

dougqh
and
claude
committed
d5af760
Store peer tags as UTF8BytesString[] instead of List on AggregateEntry

dougqh
and
claude
committed
fea1476
Add miss-path JMH benchmark for ClientStatsAggregator

dougqh
and
claude
committed
4d29128
Back cardinality handlers with flat open-addressed tables

dougqh
and
claude
committed
8cf1bf1
Lazy-allocate the error latency histogram on AggregateEntry

dougqh
and
claude
committed
ae91c66
Raise per-field cardinality limits to match real workloads

dougqh
and
claude
committed
a8cae22
Add end-to-end JMH benchmark for the trace pipeline

dougqh
and
claude
committed
890075b
Add adversarial JMH benchmark targeting the metrics subsystem

dougqh
and
claude
committed
cf24265
Document adversarial-case behavior in client metrics design doc

dougqh
and
claude
committed
823a5d4

Commits on May 20, 2026

Commits on May 21, 2026

Commits on May 22, 2026

Merge remote-tracking branch 'origin/dougqh/control-tag-cardinality' into dougqh/metrics-memory-efficiency
dougqh
committed
45d9689

Commits on May 26, 2026

Commits on May 27, 2026

Commits on Jun 1, 2026

Merge remote-tracking branch 'origin/dougqh/control-tag-cardinality' into dougqh/metrics-memory-efficiency
dougqh
committed
2986321