Hi Craig! That's very good to know, thanks for reporting! Enrico, I think I'll step up for RM of 3.5.7 this week. Hope I can find some free cycles. Stay tuned.
Andor On Tue, 2020-01-21 at 14:49 +0000, Craig.Condit wrote: > I don’t have stack traces handy, but was able to eliminate the > problem in our environment by updating Jetty to 9.4.24 (ZOOKEEPER- > 3638 backport). > > Craig > > From: "Chris T." <c.turks...@gmail.com> > Reply-To: "user@zookeeper.apache.org" <user@zookeeper.apache.org> > Date: Tuesday, January 21, 2020 at 5:09 AM > To: "user@zookeeper.apache.org" <user@zookeeper.apache.org> > Subject: Re: Admin server deadlocks? > > Yes, attached. > > On Tue, Jan 21, 2020 at 6:19 AM Enrico Olivelli <eolive...@gmail.com< > mailto:eolive...@gmail.com>> wrote: > Do you have a dump of the stack traces if the JVM during the problem? > > > Enrico > > Il lun 20 gen 2020, 21:06 Cee Tee <c.turks...@gmail.com<mailto: > c.turks...@gmail.com>> ha scritto: > > > Hey that sounds familiar, we do curl to the stats api and they > > pretty > > consistently start to hang after a while (minutes to hours). > > I thought it was something in our environment but I'm happy to read > > I'm > > not > > the only one. :) > > I used to run a snapshot 3.6 that didn't suffer from this. It > > appeared > > after 'upgrading' to the official 356. > > Regards > > Chris > > > > On 20 January 2020 20:54:51 Craig.Condit <craig.con...@target.com<m > > ailto:craig.con...@target.com>> wrote: > > > > > We have been running Zookeeper 3.5.6 on several clusters for a > > > while > > now, > > > and have noticed (pretty consistently) that the new Admin Server > > > seems > > to > > > stop responding (hangs) after the ZK service has been up and > > > running for > > a > > > while. The stack dumps we have done seem to indicate some sort of > > > lock > > > being held, probably by Jetty. This makes sense, as when we see > > > the hang > > > start, it happens for all URLs (even the root / 404 not found > > > page). > > > > > > > > > Has anyone encountered this? I was not able to find a related > > > JIRA. > > > > > >
