scala - IntelliJ IDEA 13 CE consuming lots of CPU -

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i upgraded intellij idea 12 ce 13 ce few days ago , has been hogging cpu. every few minutes it'll peak 450-500% , come down 100-200%. also, i've upgraded scala plugin 0.30.380. not sure what's causing issue!?

i'm posting comment k p answer, because k p not have enough reputation.

it needed more memory prevent repeated garbage collection. found file idea.vmoptions [aka idea64.exe.vmoptions] , increased memory inteiij run (xms = 512m , xmx = 2048). cpu usage has come down 0.2 - 10% when nothing being done on it.


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