Memory Leak in Gerrit Trigger Plugin 2.34

Issue

After upgrading Gerrit Plugin to version 2.34, the Jenkins controller becomes increasingly slow and unresponsive and need to be restarted quite often.

Environment

CloudBees CI (CloudBees Core)
CloudBees CI (CloudBees Core) on modern cloud platforms - Managed controller
CloudBees CI (CloudBees Core) on modern cloud platforms - Operations Center
CloudBees CI (CloudBees Core) on traditional platforms - Client controller
CloudBees CI (CloudBees Core) on traditional platforms - Operations Center
CloudBees Jenkins Platform - Client controller
CloudBees Jenkins Platform - Operations Center
Gerrit Trigger Plugin 2.34

Related Issue(s)

JENKINS-65771: Memory leak with gerrit-trigger plugin installed

Resolution

The Jenkins Test harness jar has been mistakenly included in the version 2.34 of Gerrit Plugin 2.34, which cause a significant memory leak in Jenkins.

The solution is to upgrade the Gerrit Trigger Plugin to version 2.35 or later.