Hello Nate, Thank you for the tip. The issue had gone on too long and I had to manually restart Jenkins. Unfortunately that was just before I received your message so I could not use the kill -QUIT command. If this problem happens again I'll reply back with the details you suggested.
Eric On Monday, April 15, 2013 10:16:41 AM UTC-7, Nate Gelbard wrote: > > Get a thread dump from the jenkins process. > kill -QUIT <jenkins pid> > > Attach to jenkins with VisualVM. are you out of heap and Garbage > Collecting really hard? > Might need to increase your java heap. > > > > On Mon, Apr 15, 2013 at 9:40 AM, Eric Blom <[email protected] > <javascript:>>wrote: > >> Hello Everyone, >> >> I'm new to Jenkins and Java and am looking for some tips on how to debug >> my Jenkins server hanging. When I say hanging I mean that the Jenkins web >> page does not load. No errors are returned the page just continuously loads >> but nothing appears. >> >> My Jenkins server current "hang time" is a little over an hour: >> * Load at 1.02 / 99.8% CPU Load And Holding For 1 Hour >> >> Configuration >> * Jenkins: 1.480.3 (LTS) >> * OS: Red Hat 4.1.2-46 >> * Nodes: ~20 distributed globally >> * Jobs: ~100 >> >> Since all HTTP interfaces are hung I've been looking for a helpful log >> file on the server but haven't found one. When I look in the Jenkins home >> directory I see that no files have been modified for the past hour (while >> the load is at ~1.0). The last file to be modified was ThinBackup Worker >> Thread.log. 17 minutes before that nearly all of the node logs were >> updated. >> >> Other services on the machine, such as Apache and MySQL, are responding >> normally. >> >> Any suggestions on how to debug this would be greatly appreciated. As >> soon as the server comes back I'm going to uninstall ThinBackup, but, I'd >> like to learn what exactly Jenkins has been trying to do for the past hour. >> >> Cheers, >> Eric >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Jenkins Users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> For more options, visit https://groups.google.com/groups/opt_out. >> >> >> > > -- You received this message because you are subscribed to the Google Groups "Jenkins Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
