~/talk

Monitoring Waits in PostgreSQL

TalkinRussianat HighLoad++ 2015 · 2015-11-02..11-03· [databases, observability]
links:none on file
slides:none on file

Describes methods for monitoring what individual PostgreSQL backend processes are waiting on in highly concurrent, multicore high-load systems. Covers detection of waits for high-level locks (table locks), internal synchronization locks, I/O waits, and other wait events, and discusses tools/approaches to identify and diagnose those wait sources in PostgreSQL.

AI-written summary · about

  1. 0:00Start
  2. 1:16Where and why is this needed?
  3. 12:33History of events
  4. 14:42Tracing
  5. 17:47Collecting history
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