2020-08-31: Push mirrors failing

Summary

Push mirrors failing

Push Mirrors of repos on GitLab.com have been failing/running into issues related to gitlab-org/gitlab#242061 (closed) - we should post to https://status.gitlab.com and link issue

Timeline

All times UTC.

2020-08-31

  • 15:13 - dsmith declares incident in Slack using /incident declare command.
  • 17:00 - dsmith -tracking/discussion happening on gitlab-org/gitlab#242061 (closed)
  • 19:17 - bumped to S2 based on definitions and to make sure an incident review is created
  • 19:59 - patch is in process of rolling out. Initial spot checks are that it is working. Will post to status when it is finished rolling out.
  • 20:22 - initial confirmation that the patch has things working again. Moving to mitigated.

Click to expand or collapse the Incident Review section.

Incident Review

Summary

  1. Service(s) affected:
  2. Team attribution:
  3. Minutes downtime or degradation:

Metrics

Customer Impact

  1. Who was impacted by this incident? (i.e. external customers, internal customers)
  2. What was the customer experience during the incident? (i.e. preventing them from doing X, incorrect display of Y, ...)
  3. How many customers were affected?
  4. If a precise customer impact number is unknown, what is the estimated potential impact?

Incident Response Analysis

  1. How was the event detected?
  2. How could detection time be improved?
  3. How did we reach the point where we knew how to mitigate the impact?
  4. How could time to mitigation be improved?

Post Incident Analysis

  1. How was the root cause diagnosed?
  2. How could time to diagnosis be improved?
  3. Do we have an existing backlog item that would've prevented or greatly reduced the impact of this incident?
  4. Was this incident triggered by a change (deployment of code or change to infrastructure. If yes, have you linked the issue which represents the change?)?

5 Whys

Lessons Learned

Corrective Actions

Guidelines

Edited by Brent Newton