Page MenuHomeMiraheze

MediaWiki - MediaWiki - SLO Availability Failure
Closed, ResolvedPublic

Description

For December 2022 SLO Reporting - MediaWiki failed the SLO for Availability.

The SLO agreed was: 99%.
The Performance achieve was: 96.5%.

Please investigate the reasons behind not meeting the SLO and provide a clear summary on this task identifying whether:

  • the failure was transient due to factors outside of the teams control, or
  • the failure was preventable and clear steps have been taken to investigate and implement controls to minimise the risk of failing in January 2023.

Event Timeline

John triaged this task as Normal priority.Dec 30 2022, 22:38
John created this task.
Reception123 assigned this task to Unknown Object (User).Jan 21 2023, 08:53

https://grafana.miraheze.org/d/pfjAbhf7k/mediawiki-slos?orgId=1&from=now-3h&to=now&viewPanel=22 now shows no data.

This needs to be resolved before the next round of reporting on Jan 31st.

Unknown Object (User) added a comment.Jan 22 2023, 20:13
In T10219#208245, @John wrote:

https://grafana.miraheze.org/d/pfjAbhf7k/mediawiki-slos?orgId=1&from=now-3h&to=now&viewPanel=22 now shows no data.

This needs to be resolved before the next round of reporting on Jan 31st.

Fixed that.

Unknown Object (User) closed this task as Resolved.Jan 22 2023, 22:37

This was originally due to the cloud14 outage, as every wiki hitting the down wikis returned a 500 status code. This was outside of our control.