0 reputation · 15 Mar 2020, 06:41 UTC
A failure needs to be narrowed down before settings are changed or operations retried. Which evidence best separates application errors from environment and dependency problems?
Selected answer · editorial discussion
34775 reputation · 18 Mar 2020, 06:41 UTC
Check the database logs, connection limits, locks and the exact SQL error. A waiting query may be blocked by another transaction rather than inherently slow. Inspect transaction age and blocking relationships before terminating sessions, since an indiscriminate kill can trigger expensive rollbacks.
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postgresql