chore: improve prometheus metrics#39857

Merged

ggazzo merged 19 commits into

developfrom

improve-metric-naming

May 19, 2026

Commits on May 18, 2026

add eventLoopUtilization to metrics
d-gubert
committed
add Prometheus best-practices metric duplicates (Histograms + _total counters)"

Copilot
and
d-gubert
committed
remove user_agent and version labels from rocketchatRestApiSeconds histogram

Copilot
and
d-gubert
committed
make histogram non-optional in metricsMiddleware

Copilot
and
d-gubert
committed
extract rate limit labels to variable in rateLimiter.js

Copilot
and
d-gubert
committed
move metrics middleware first and tracer second in api.ts middleware chain

Copilot
and
d-gubert
committed
move metrics middleware to end of chain in integrations api

Copilot
and
d-gubert
committed
add response size histogram and active requests gauge to metrics middleware

Copilot
and
d-gubert
committed
reorder integrations api middleware chain to metrics -> tracer -> logger

Copilot
and
d-gubert
committed
fix metrics.spec.ts: add required histogram, responseSizeHistogram, activeRequestsGauge mocks

Copilot
and
d-gubert
committed
rename summary/histogram params to endpointTimeSummary/endpointTimeHistogram in metricsMiddleware

Copilot
and
d-gubert
committed
refactor: elu metric name
d-gubert
committed
update bucket values for latency and response size histograms

Copilot
and
d-gubert
committed
fix: email notification couter incremented twice

d-gubert
and
00sadik-lab
committed
fix: message sent count

d-gubert
and
00sadik-lab
committed
fix: mobile push notification count inc
d-gubert
committed
fix: middleware ordering for /api/apps
d-gubert
committed
refactor: keep version label on new rest api metric
d-gubert
committed
fix: api response size metric version label
d-gubert
committed

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chore: improve prometheus metrics#39857

chore: improve prometheus metrics#39857
ggazzo merged 19 commits into
developfrom
improve-metric-naming

Commits on May 18, 2026

add eventLoopUtilization to metrics

add Prometheus best-practices metric duplicates (Histograms + _total counters)"

remove user_agent and version labels from rocketchatRestApiSeconds histogram

make histogram non-optional in metricsMiddleware

extract rate limit labels to variable in rateLimiter.js

move metrics middleware first and tracer second in api.ts middleware chain

move metrics middleware to end of chain in integrations api

add response size histogram and active requests gauge to metrics middleware

reorder integrations api middleware chain to metrics -> tracer -> logger

fix metrics.spec.ts: add required histogram, responseSizeHistogram, activeRequestsGauge mocks

rename summary/histogram params to endpointTimeSummary/endpointTimeHistogram in metricsMiddleware

refactor: elu metric name

update bucket values for latency and response size histograms

fix: email notification couter incremented twice

fix: message sent count

fix: mobile push notification count inc

fix: middleware ordering for /api/apps

refactor: keep version label on new rest api metric

fix: api response size metric version label