IDEA very slow on macOS High Sierra

Please report at https://youtrack.jetbrains.com/issues/IDEA per https://intellij-support.jetbrains.com/hc/articles/207241235.

https://youtrack.jetbrains.com/issue/JRE-526 may be the case.

I have the same problem. Macos High Sierra + 2018.1.

Hi, do you use external 4k display? Please raise a ticket at https://youtrack.jetbrains.com/issues/IDEA

No, it's the Macbook pro 2880x1800 display with a 2560x1440 Thunderbolt display. Intel Iris Prod 1526MB graphics.

Please raise a ticket at https://youtrack.jetbrains.com/issues/IDEA with compressed log folder attached: https://intellij-support.jetbrains.com/hc/en-us/articles/207241085

I'm having the same issue. I'll attach a couple CPU snapshots from yesterday. IntelliJ 2018.1 is basically unusable.

Here are the file names:

Please report directly at https://youtrack.jetbrains.com/issues/IDEA. Do not add -Dprofile.trace=true option, get CPU and not memory snapshots. CPU snapshot without -Dprofile.trace=true would take just 3-10MB instead of 800MB.

Hello, I have the saqme issue with Pycharm CE 2018.1

And no 4K monitor I guess! 

Hello Ashkan,

Please report an issue on YouTrack: http://youtrack.jetbrains.com/issues/PY  attaching CPU snapshot: https://intellij-support.jetbrains.com/hc/en-us/articles/207241235-Reporting-performance-problems