action #94705
opencoordination #80142: [saga][epic] Scale out: Redundant/load-balancing deployments of openQA, easy containers, containers on kubernetes
coordination #92854: [epic] limit overload of openQA webUI by heavy requests
Monitor number of SQL queries in grafana
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Description
Currently we are monitoring the number of returned, fetched, inserted, deleted and updated rows:
https://stats.openqa-monitor.qa.suse.de/d/WebuiDb/webui-summary?orgId=1&viewPanel=89&from=now-9d&to=now&refresh=10s
It can also be helpful to monitor the number of queries. Maybe postgres even provides statistics of cache hits/misses.
Monitoring the number of SQL queries can help analyzing performance, and also possibly find accidental code changes, e.g. a removed prefetch
in DBIx::Class (like this one: https://github.com/os-autoinst/openQA/pull/3969)
Updated by okurz over 2 years ago
- Related to coordination #112718: [alert][osd] openqa.suse.de is not reachable anymore, response times > 30s, multiple alerts over the weekend added