I dunno if it is your case, but things like VMotion that changes the VM to a less loaded rack, energy saving, any kind of power on network, and in general every that suspends the VM will break the connection, Jenkins check on agents every 4 min, if the agent does not respond on time Jenkins breaks the channel.
> El 18 feb 2019, a las 16:17, Glenn Burkhardt <[email protected]> escribió: > > I have to agree that the Java version is a red herring. > > Our VMs have been more stable in the last few days. The changes that I think > might have had an effect are: > > a) Increasing the connection timeout to 60000 > b) Turning off scatter/gather > > But I also upgraded them all with the most recent Ubuntu updates, including > Oracle Java 8.201, and Linux version 4.15.0-45-generic. > > I'll wait a few days, and then try backing out changes to see which makes the > problem return. Thanks. > >> On Tuesday, February 12, 2019 at 2:28:21 AM UTC-5, Ivan Fernandez Calvo >> wrote: >> I think you can discard JVM versions issues and connectivity issues, because >> the agent connects and copy the remoting.jar, How much time takes between >> the agent connect and the channel is broken? Check you do not have any >> configuration that kill idle connections, also try to assign memory to the >> remoting process (-Xmx256m -Xms256m), check those files dmesg, kernel.log, >> syslog, and messages of the agent to see if there is some error. >> > > -- > You received this message because you are subscribed to a topic in the Google > Groups "Jenkins Users" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/jenkinsci-users/VbdIfb4ua9A/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/jenkinsci-users/0cbe8b8e-cb2c-4f95-9225-8e7ced80ce4a%40googlegroups.com. > For more options, visit https://groups.google.com/d/optout. -- 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]. To view this discussion on the web visit https://groups.google.com/d/msgid/jenkinsci-users/C0BE11E8-E103-4BBF-A273-6AF43535E312%40gmail.com. For more options, visit https://groups.google.com/d/optout.
