Yep, same here Mike, back to square one I guess... One additional remark: paint event duration seems to be proportional with the number of elements to paint on the UI. Not really surprising but just wanted to add the info.
2018-04-03 21:12 GMT+02:00 Mike Thomsen <mikerthom...@gmail.com>: > Found on Reddit that you can toggle OMTP using this: layers.omtp.enabled > > Disabled it and restarted. Didn't seem to do any good. > > On Tue, Apr 3, 2018 at 3:08 PM, Mike Thomsen <mikerthom...@gmail.com> > wrote: > > > Yeah, I'm using a Mac. > > > > On Tue, Apr 3, 2018 at 2:34 PM, Pierre Villard < > > pierre.villard...@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 <mikerthom...@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...@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...@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! > >> > > > > >> > > > > >> > > > > >> > > > >> > > >> > > > > >
