> > run make -j and watch. Peak swap usage gets to 50Meg or so, then it
> > starts dying with vfork: out of memory. [Can someone reproduce these,
> > please?]
>
> Yes I can reproduce the running out of 8K block problem easily. Its the
> lack of a memory defragmentation goal in the current 2.2 vm
We probably need to reintroduce either a gentle defrag
goal or some defragmentation code in shrink_mmap()...
> > Does it mean we have problems with memory fragmentation? Do this
> > problems need to be solved in 2.2 series?
>
> Yes - its also part of the reason sound seems to skip more (the
> typical successful buffer kmalloc size is smaller) and why some
> people see NFS hangs.
I didn't know the problem was _this_ serious. This needs
to be fixed *now* -- well, maybe tomorrow morning :)
cheers,
Rik -- Open Source: you deserve to be in control of your own data.
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