[Jenkins-infra] Restarted ci.jenkins.io service

R. Tyler Croy tyler at monkeypox.org
Tue Sep 6 16:31:50 UTC 2016


(replies inline)

On Fri, 02 Sep 2016, Dean Yu wrote:

> Java 8 + G1GC solved a ton of problems we had compared to Java 7 + CMS. Java 8 is much better at cleaning non-heap memory than Java 7 was at cleaning PermGen. I???m attaching a graph of our instance to show the difference between 7 and 8.
> 
> We switched in mid-June, where the green line ends. With Java 8, our instance runs at 60% heap utilization compared to Java 7. Those green lines down to 0 are restarts when we ran out of space in PermGen. With Java 8, we???ve had 0 restarts due to memory issues.



Mmmhmmm delicious data. This helps convince me to switch to JDK8. Filed under
https://issues.jenkins-ci.org/browse/INFRA-916

I will have to root around for proper packages for JDK8 on 14.04 LTS.


- R. Tyler Croy

------------------------------------------------------
     Code: <https://github.com/rtyler>
  Chatter: <https://twitter.com/agentdero>

  % gpg --keyserver keys.gnupg.net --recv-key 1426C7DC3F51E16F
------------------------------------------------------
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 181 bytes
Desc: Digital signature
URL: <http://lists.jenkins-ci.org/pipermail/jenkins-infra/attachments/20160906/7fef6f2d/attachment.asc>


More information about the Jenkins-infra mailing list