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Bug
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Resolution: Cannot Reproduce
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Blocker
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None
When we upgrade Jenkins core from the 2.73.3 to 2.89.4 and 2.89.4 to 2.107.3 the Jenkins start to leak file handles (also used plugins was updated), see attached pictures created by Monitoring pluging. The linux lsof command shows that Jenkins leaks TCP sockets:
... java 29737 jenkins 1244u sock 0,7 0t0 24524616 protocol: TCP java 29737 jenkins 1245u sock 0,7 0t0 17683939 protocol: TCP java 29737 jenkins 1246u sock 0,7 0t0 95469787 protocol: TCP java 29737 jenkins 1247u sock 0,7 0t0 90579011 protocol: TCP java 29737 jenkins 1248u sock 0,7 0t0 33329570 protocol: TCP ...
We can't use Open File Handle plugin to detect who leaks handles because we don't use required JDK (getting oops).