Metrics-Generators: Reduce Wal TruncateFrequency to reduce memory usage #4317
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Signed-off-by: Joe Elliott <[email protected]>
joe-elliott
requested review from
mdisibio,
mapno,
yvrhdn,
zalegrala,
electron0zero,
ie-pham,
stoewer and
javiermolinar
as code owners
mdisibio
approved these changes
Nov 12, 2024
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What this PR does:
Reduces memory usage in the metrics-generators by reducing the amount of data kept in the prom wal. This has been reduced from
2hto15mon recommendation from @mattdurham of the github.com/grafana/alloy team.The impact is that Tempo can now only suffer a 15m network outage before there is data loss on remote write.
Checklist
CHANGELOG.mdupdated - the order of entries should be[CHANGE],[FEATURE],[ENHANCEMENT],[BUGFIX]