[Engine-devel] GWT Dev Mode unbearably slow in WebAdmin

Greg Sheremeta gshereme at redhat.com
Fri Mar 21 00:32:54 UTC 2014


I'm afraid I need to resurrect this. I'm again seeing unbearable slowness with GWT Dev Mode in webadmin on master. The first load is tolerable, and one or two refreshes are ok, but after that it bogs down and is unusable.

Anyone else?

Greg


----- Original Message -----
> From: "Greg Sheremeta" <gshereme at redhat.com>
> To: awels at redhat.com
> Cc: "engine-devel" <engine-devel at ovirt.org>
> Sent: Thursday, February 27, 2014 9:26:40 AM
> Subject: Re: [Engine-devel] GWT Dev Mode unbearably slow in WebAdmin
> 
> Thanks, and great work figuring it out :)
> 
> Greg
> 
> ----- Original Message -----
> > From: "Alexander Wels" <awels at redhat.com>
> > To: "Greg Sheremeta" <gshereme at redhat.com>
> > Cc: "Lior Vernia" <lvernia at redhat.com>, "Martin Betak" <mbetak at redhat.com>,
> > "engine-devel" <engine-devel at ovirt.org>,
> > "Vojtech Szocs" <vszocs at redhat.com>
> > Sent: Thursday, February 27, 2014 8:32:00 AM
> > Subject: Re: [Engine-devel] GWT Dev Mode unbearably slow in WebAdmin
> > 
> > Master is back to its normal zippy self in GWT dev mode as of 8:25 EST Feb
> > 27th 2014. With relative values for zippy. If you are annoyed by the slow
> > GTW
> > dev mode be sure to fetch and rebase.
> > 
> > On Wednesday, February 19, 2014 10:51:06 AM Greg Sheremeta wrote:
> > > I agree with Lior. Alexander (cc'd) has a patch that will hopefully
> > > address
> > > it.
> > > 
> > > Greg
> > > 
> > > ----- Original Message -----
> > > 
> > > > From: "Lior Vernia" <lvernia at redhat.com>
> > > > To: "Martin Betak" <mbetak at redhat.com>
> > > > Cc: "Greg Sheremeta" <gshereme at redhat.com>, "engine-devel"
> > > > <engine-devel at ovirt.org>, "Vojtech Szocs" <vszocs at redhat.com>
> > > > Sent: Wednesday, February 19, 2014 10:27:51 AM
> > > > Subject: Re: [Engine-devel] GWT Dev Mode unbearably slow in WebAdmin
> > > > 
> > > > Hi guys,
> > > > 
> > > > On 17/02/14 13:15, Martin Betak wrote:
> > > > > Yes, this has been my developer experience since I joined the
> > > > > project.
> > > > 
> > > > To my eyes, it hasn't always been this slow. Something aggravated the
> > > > situation sometime in the past 3 weeks. I'm not knowledgeable enough to
> > > > say what went wrong, but this is not simply a gradual degradation of
> > > > more code being compiled, etc.
> > > > 
> > > > Lior.
> > > > 
> > > > > The 5-6 minute page-loads are a standard but the GWT Dev Mode gets
> > > > > progressively
> > > > > slower after each "refresh" that involves frontend recompilation.
> > > > > Also
> > > > > the
> > > > > memory
> > > > > consumption increases and after 5-th "refresh" or so I have to kill
> > > > > it
> > > > > and
> > > > > recompile the whole engine.
> > > > > 
> > > > > Any improvement to current status would be much appreciated.
> > > > > 
> > > > > Martin
> > > > > 
> > > > > 
> > > > > 
> > > > > ----- Original Message -----
> > > > > 
> > > > >> From: "Greg Sheremeta" <gshereme at redhat.com>
> > > > >> To: "engine-devel" <engine-devel at ovirt.org>
> > > > >> Sent: Friday, February 14, 2014 4:50:46 PM
> > > > >> Subject: [Engine-devel] GWT Dev Mode unbearably slow in WebAdmin
> > > > >> 
> > > > >> Has anyone else noticed that GWT Dev Mode is unbearably slow for
> > > > >> WebAdmin?
> > > > >> On
> > > > >> my machine, it's to the point where I might as well rebuild the
> > > > >> entire
> > > > >> application for every change and not bother with Dev Mode. Pages
> > > > >> take
> > > > >> 4
> > > > >> or
> > > > >> 5
> > > > >> minutes to render. Sometimes after 5 minutes, I just give up, close
> > > > >> everything, and rebuild the app.
> > > > >> 
> > > > >> For now, I want to see if others have this issue. If we confirm that
> > > > >> it's
> > > > >> widespread, we can discuss ways to mitigate.
> > > > >> 
> > > > >> Greg Sheremeta
> > > > >> Red Hat, Inc.
> > > > >> Sr. Software Engineer, RHEV
> > > > >> Cell: 919-807-1086
> > > > >> gshereme at redhat.com
> > > > >> _______________________________________________
> > > > >> Engine-devel mailing list
> > > > >> Engine-devel at ovirt.org
> > > > >> http://lists.ovirt.org/mailman/listinfo/engine-devel
> > > > > 
> > > > > _______________________________________________
> > > > > Engine-devel mailing list
> > > > > Engine-devel at ovirt.org
> > > > > http://lists.ovirt.org/mailman/listinfo/engine-devel
> > 
> > 
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