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chore(coderd/database): reduce dbpurge load with smaller batches of agent stats #13049

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Merged
merged 1 commit into from
Apr 23, 2024
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chore(coderd/database): reduce dbpurge load with smaller batches of agent stats #13049

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8 changes: 4 additions & 4 deletions coderd/database/queries.sql.go
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8 changes: 4 additions & 4 deletions coderd/database/queries/workspaceagentstats.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -87,11 +87,11 @@ WHERE
template_usage_stats
)
AND created_at < (
-- Delete at most in batches of 3 days (with a batch size of 3 days, we
-- can clear out the previous 6 months of data in ~60 iterations) whilst
-- keeping the DB load relatively low.
-- Delete at most in batches of 4 hours (with this batch size, assuming
-- 1 iteration / 10 minutes, we can clear out the previous 6 months of
-- data in 7.5 days) whilst keeping the DB load low.
SELECT
COALESCE(MIN(created_at) + '3 days'::interval, NOW())
COALESCE(MIN(created_at) + '4 hours'::interval, NOW())
FROM
workspace_agent_stats
);
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