I'm not planning on lowering the heap. I just want to lower the time "wasted" on GC, which is 11% right now.So what I'll try is changing the GC to -XX:+UseConcMarkSweepGC
On Fri, Sep 25, 2009 at 4:17 PM, Fuad Efendi <f...@efendi.ca> wrote: > Mark, > > what if piece of code needs 10 contiguous Kb to load a document field? How > locked memory pieces are optimized/moved (putting on hold almost whole > application)? > Lowering heap is _bad_ idea; we will have extremely frequent GC (optimize > of > live objects!!!) even if RAM is (theoretically) enough. > > -Fuad > > > >Faud, you didn't read the thread right. > > > > He is not having a problem with OOM. He got the OOM because he lowered > > the heap to try and help GC. > > > > He normally runs with a heap that can handle his FC. > > > > Please re-read the thread. You are confusing the tread. > > > > - Mark > > > > > >> GC will frequently happen even if RAM is more than enough: in case if it > is > >> heavily sparse... so that have even more RAM! > >> -Fuad > > >
