[GitHub] [cassandra-builds] michaelsembwever commented on a change in pull request #41: Use the jenkins agent API to identify when the agent is idle

[GitBox <gi...@apache.org>]

michaelsembwever commented on a change in pull request #41:
URL: https://github.com/apache/cassandra-builds/pull/41#discussion_r608539697



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File path: jenkins-dsl/cassandra_job_dsl_seed.groovy
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@@ -573,10 +573,11 @@ cassandraBranches.each {
                             }
                         }
                         postBuildTask {
-                            // the pgrep needs to catch any other build/process that is using docker
+                            // docker needs to (soon or later) prune its volumes too, but that can only be done when the agent is idle

Review comment:
       volumes can't be removed with the until filter is used. 
   
   so if the agents is otherwise busy, we only removed stuff that's more than 18 hours old (no build is running that long).
   
   when the agent is idle, we know we can wipe it all.




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