@Papaul can you check the status of es2021 power supplies. It lives in B3 and we just got this alert:
<+icinga-wm> PROBLEM - IPMI Sensor Status on es2021 is CRITICAL: Sensor Type(s) Temperature, Power_Supply Status: Critical [PS Redundancy = Critical, Status = Critical] https://wikitech.wikimedia.org/wiki/Dc-operations/Hardware_Troubleshooting_Runbook%23Power_Supply_Failures
Thanks!