Hi Tai, I cannot help you interpreting the pulse log but with recent oracle JDK you can use Java Mission Control & the JavaFX plugin/extension to have a deep understanding of all pulses and of the different steps within the pulse (CSS parsing/rendering, layouting, painting, ...)
Regards, Matthieu On Wed, Sep 21, 2016 at 12:56 AM, Tai Hu <tai...@veroanalytics.com> wrote: > Hi, > Is there any document or tutorial about how to interpret JavaFX Pulse > log message? I turned on Pulse Logger for my application and see the log > message as follows, > > PULSE: 575 [143ms:20ms] > T12 (-143 +143ms): Layout Pass > T12 (0 +0ms): CSS Pass > T12 (1 +0ms): Layout Pass > T12 (1 +0ms): Update bounds > T12 (1 +0ms): Waiting for previous rendering > T12 (1 +0ms): Copy state to render graph > T12 (2 +0ms): CSS Pass > T12 (3 +1ms): Layout Pass > T12 (4 +0ms): Update bounds > T12 (5 +0ms): Waiting for previous rendering > T12 (5 +2ms): Copy state to render graph > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 (8 +5ms): Painting > T9 (13 +1ms): Presenting > T9 (14 +0ms): Dirty Opts Computed > T9 : Slow shape path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 : Slow background path for null > T9 (14 +5ms): Painting > T9 (19 +0ms): Presenting > Counters: > Cached region shape image used: 3 > NGRegion renderBackgroundShape slow path: 1 > NGRegion renderBackgrounds slow path: 26 > Nodes rendered: 212 > Nodes visited during render: 227 > > There is a lot of "Slow background path for null”. Is that indicating a > problem? If so, how can I fix it? > > Thanks, > > Tai
