Hi everyone, If you've experienced this issue and you're able to upgrade to 3.6.5, I'd love to get your feedback on the responsiveness of the webadmin UI now.
Best wishes, Greg On Sun, Apr 3, 2016 at 11:13 AM, Greg Sheremeta <gsher...@redhat.com> wrote: > We have patches in review that should fix this in 3.6.5. The underlying > problem is a couple of JavaScript memory leaks. > > Best wishes, > Greg > > > On Fri, Jan 8, 2016 at 10:41 AM, Nir Soffer <nsof...@redhat.com> wrote: > >> On Fri, Jan 8, 2016 at 4:42 PM, Alexander Wels <aw...@redhat.com> wrote: >> > On Friday, January 08, 2016 04:29:47 PM Nir Soffer wrote: >> >> On Fri, Jan 8, 2016 at 1:13 PM, Nathanaël Blanchet <blanc...@abes.fr> >> wrote: >> >> > Hi all, >> >> > >> >> > Since I upgraded engine to 3.6, I noticed that the webadmin takes a >> lot of >> >> > ressources whatever is the browser. It can become very slow even for >> small >> >> > actions, like changing tabs or editing a vm. The browser activity >> becomes >> >> > intensive (100% of cpu) and the processor very hot with a increased >> fan >> >> > activity. I suppose javascript to be responsible of this behaviour. >> Is >> >> > there a way to reduce the resource allocated to the webadmin? >> >> > (This is not a weakness of my laptop which is an i7 cpu with 16GB of >> RAM) >> >> >> >> Sounds like https://bugzilla.redhat.com/1264809 >> >> >> >> It was closed because we could not reproduce it with current versions. >> >> >> >> I would try first to upgrade to latest 3.6 version, and if you can >> reproduce >> >> it, please reopen this bug. >> >> >> >> Alexander: can you advice on how to debug this? >> >> >> >> Nir >> > >> > If you are willing to spend some time helping us debug that would be >> great as >> > obviously we are unable to reproduce. If you have Chrome, can you open >> the >> > development tools (ctrl-shift-i) and go to the 'Profiles' tab. That >> should give >> > you the option to 'Collect Javascript CPU Profile' among other things. >> Make >> > sure you select that, and click start. Then go in the web admin and do >> > something that makes your CPU spike. Let it go for a little bit doesn't >> have >> > to be long. >> > >> > Go back to the CPU profiles tab and click stop. That will generate a >> profile and >> > that profile will include the percentage of CPU usage per method. It >> should be >> > sorted by percentage. If you can take a screen shot of that and give me >> the >> > exact rpm version, I can use that to de-obfuscate the method name and >> > hopefully get some useful information. >> >> You can also save such profile to file, and attach it to the bug. >> >> When I reorted this, this was also reproducible in Firefox, and both >> profiles >> are attached to the bug. >> >> Nir >> _______________________________________________ >> Users mailing list >> Users@ovirt.org >> http://lists.ovirt.org/mailman/listinfo/users >> > > > > -- > Greg Sheremeta, MBA > Red Hat, Inc. > Sr. Software Engineer > gsher...@redhat.com > 919-741-4016 > -- Greg Sheremeta, MBA Red Hat, Inc. Sr. Software Engineer gsher...@redhat.com 919-741-4016
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