When under load, MAAS snap keeps restarting services

Bug #1867182 reported by Björn Tillenius
14
This bug affects 2 people
Affects Status Importance Assigned to Milestone
MAAS
Fix Released
High
Björn Tillenius
2.7
Fix Released
High
Björn Tillenius

Bug Description

This is with 2.7.0 installed as a snap.

When MAAS starts up, it will start services like bind, dhcpd, chrony, etc. However, if the system is under heavy load, MAAS will timeout waiting for the service to report that it has start. MAAS will then try restarting the service again, and again, and again... making things worse, so that the load will never go down.

We'd probably need some backoff strategy, so that it waits longer the next time, and don't try to restart every service at once.

Related branches

Changed in maas:
importance: Undecided → High
status: New → Triaged
Alberto Donato (ack)
summary: - When under load, MAAS keeps restarting services
+ When under load, MAAS snap keeps restarting services
description: updated
Changed in maas:
status: Triaged → In Progress
assignee: nobody → Björn Tillenius (bjornt)
Changed in maas:
milestone: none → next
status: In Progress → Fix Committed
Alberto Donato (ack)
Changed in maas:
status: Fix Committed → Fix Released
milestone: next → 2.8.0b1
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