investigate outage on 31 of January

We had few hosts secondaries with a high IOWAIT, and it seems the root cause of the performance degradation that took the site down.

Screenshot_2022-01-31_at_16.38.24

The affected hosts where patroni-v12-07 and patroni-v12-04.

Patroni-v12-04 is restarted.

Acceptance criteria :

  • Investigate the root cause and why this outage