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From Mike Thomsen <mikerthom...@gmail.com>
Subject Re: Firefox - Slower movements when moving around the canvas
Date Tue, 03 Apr 2018 19:08:15 GMT
Yeah, I'm using a Mac.

On Tue, Apr 3, 2018 at 2:34 PM, Pierre Villard <pierre.villard.fr@gmail.com>
wrote:

> I've been trying to debug this one and here are my findings so far...
>
> When debugging performance with the developer tools, the "Paint" event of
> the page is what is taking so long (between 3.5s to 5.5s (!!!) when I move
> from one place to another on the root canvas). Based on the release note of
> Firefox 59.0 [1], I see that there is something new for Mac users (Mike,
> are you also using a Mac?): "Improved graphics rendering using
> Off-Main-Thread Painting (OMTP) [2] for Mac users (OMTP for Windows was
> released in Firefox 58)".
>
> So it seems to be related to this new feature(someone using Windows could
> help conf irming if it's also slow using Firefox 58.x.).
> I tried to find existing bugs but didn't find anything really relevant...
>
> [1] https://www.mozilla.org/en-US/firefox/59.0/releasenotes/
> [2] https://mozillagfx.wordpress.com/2017/12/05/off-main-thread-painting/
>
>
>
> 2018-04-03 16:00 GMT+02:00 Mike Thomsen <mikerthomsen@gmail.com>:
>
> > I experienced it yesterday as well. I'm about to install a LTS version of
> > Firefox so I can keep going there.
> >
> > While someone from the UI side figures this out, I think it should be
> filed
> > as a bug report to Mozilla.
> >
> > On Sat, Mar 31, 2018 at 5:04 PM, Pierre Villard <
> > pierre.villard.fr@gmail.com
> > > wrote:
> >
> > > Just confirmed that behavior changed between Firefox 58.x and 59.x.
> > > I'll let our UI gurus find the root cause and will probably use Chrome
> in
> > > the meantime :)
> > >
> > > 2018-03-31 22:02 GMT+02:00 Pierre Villard <pierre.villard.fr@gmail.com
> >:
> > >
> > > > Hi guys,
> > > >
> > > > I'm running on master, using Firefox (59.0.2), and it seems it got
> > slower
> > > > to move around the canvas. In my case, I've around 10 PGs and around
> 50
> > > > processors. When trying to move from one place to another at the root
> > > > level, it's really slow and movement is intermittent/broken (not
> > fluid).
> > > > When accessing the same NiFi with Chrome, no issue at all.
> > > >
> > > > Problem is... I've also tried with a NiFi 1.5.0 and a NiFi 1.3.0 I
> have
> > > > locally with various workflows, and it's the same with the older
> > > versions.
> > > >
> > > > Wondering if this could be related to the upgrade to Firefox 59.x.
> > > >
> > > > Has anyone experienced the same?
> > > >
> > > > I can try to downgrade to Firefox 58.x to confirm but wanted to check
> > > with
> > > > the community first.
> > > >
> > > > Thanks!
> > > >
> > > >
> > > >
> > >
> >
>

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