Questions tagged [post-mortem]

For questions about post-mortem analysis, performed after an entity (process, service, system, etc) sustained a failure, typically (but not necessarily) catastrophic - as the name implies.

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3
votes
7answers
152 views

Should we name names in a blameless post-mortem/retrospective?

We want our post-mortems to be blameless. Recently someone included this statement in a post-mortem report: On DATE, PERSONMAME did code a fix (link), but forgot to merge it to master It was ...
11
votes
2answers
865 views

How should I best investigate a docker container where the main process has died?

Sometimes you have to investigate a container, which is stopped, or a container which after starting up dies very quickly and stops. docker exec -ti <id> bash only works on running containers, ...
11
votes
1answer
391 views

How can I communicate queue-based processing delays to non-technical team members?

I am responsible for a set of SQS queue-processing jobs with a scaling policy on the ApproximateNumberOfMessagesVisible CloudWatch metric. These jobs can fail to keep up with the amount of messages ...
11
votes
2answers
213 views

How to implement the immutable server pattern without loosing the ability to do post-mortems?

The immutable server pattern is a deployment discipline favouring the reproducibility of deployments. It is characterised by the fact that “a server that once deployed, is never modified, merely ...