perf(metrics): build the measurement option once per route, method and status - #3972

Open

aryanmehrotra wants to merge 21 commits into

developmentfrom

perf/metrics-allocs

Commits on Aug 28, 2026

perf(tracer): build the span name without fmt.Sprintf
aryanmehrotra
committed
d70d406
perf(tracer): skip the status attribute on non-recording spans
aryanmehrotra
committed
02ee3ec
perf(tracer): cache the span name and attributes per route template
aryanmehrotra
committed
5cc95d7
perf(tracer): cache the span start option, not just the attributes
aryanmehrotra
committed
f32493a
perf(tracer): look up propagation headers without canonicalizing per request
aryanmehrotra
committed
9aea481
perf(tracer): wrap the response writer only when the span records it
aryanmehrotra
committed
d92f46c
test(tracer): benchmark the middleware on both provider paths
aryanmehrotra
committed
8b7a85c
docs(tracer): restore methodKV's doc comment
aryanmehrotra
committed
2699d4f
fix(tracer): bound the span cache so an undefined method cannot grow it
aryanmehrotra
committed
34ad57c
fix(tracer): make headerCarrier a faithful ValuesGetter so baggage is not lost
aryanmehrotra
committed
95aab9b
test(tracer): carry #3770's characterization suite onto the cached-span design
aryanmehrotra
committed
9aee0c9
perf(metrics): build the measurement option once per route, method and status
aryanmehrotra
committed
3083f57
perf(metrics): cache the record-option slice, not just the option
aryanmehrotra
committed
6bc86c6
test(metrics): benchmark the per-observation measurement cost
aryanmehrotra
committed
fd15269
fix(metrics): bound both recorder caches and cache only templated routes
aryanmehrotra
committed
60ae6b7
test(metrics): carry #3770's characterization suite onto the cached-option design
aryanmehrotra
committed
589fd80

Navigation Menu

Uh oh!

perf(metrics): build the measurement option once per route, method and status - #3972

perf(metrics): build the measurement option once per route, method and status#3972
aryanmehrotra wants to merge 21 commits into
developmentfrom
perf/metrics-allocs

Commits on Aug 28, 2026

perf(tracer): build the span name without fmt.Sprintf

perf(tracer): skip the status attribute on non-recording spans

perf(tracer): cache the span name and attributes per route template

perf(tracer): cache the span start option, not just the attributes

perf(tracer): look up propagation headers without canonicalizing per request

perf(tracer): wrap the response writer only when the span records it

test(tracer): benchmark the middleware on both provider paths

docs(tracer): restore methodKV's doc comment

fix(tracer): bound the span cache so an undefined method cannot grow it

fix(tracer): make headerCarrier a faithful ValuesGetter so baggage is not lost

test(tracer): carry #3770's characterization suite onto the cached-span design

perf(metrics): build the measurement option once per route, method and status

perf(metrics): cache the record-option slice, not just the option

test(metrics): benchmark the per-observation measurement cost

fix(metrics): bound both recorder caches and cache only templated routes

test(metrics): carry #3770's characterization suite onto the cached-option design

Commits on Aug 31, 2026

Merge remote-tracking branch 'origin/development' into perf/tracer-allocs

Merge remote-tracking branch 'origin/perf/tracer-allocs' into perf/metrics-allocs

Commits on Sep 1, 2026

Merge remote-tracking branch 'origin/development' into perf/metrics-allocs

fix(metrics): honour the cache assertion on the option fast path

style(metrics): use en-US spelling in the fast-path comment