Re: 2.6.x kernel sluggish behavior

From: Lenar Lõhmus
Date: Wed May 26 2004 - 11:07:12 EST


William Lee Irwin III wrote:

What kernel version is this? Could you try with 2.6.6-mm4 if it was
less recent than that?


Right now it happens with 2.6.5-mm5. It has happened with all 2.6.x(-mmY) I've tried. But as it seems
after reading Con's reply - this is known problem. So I won't send any vmstat/schedstat outputs unless
explicitly requested.

Although I agree with Con, that acroread/gecko should be fixed (because in-kernel
solution for this problem doesn't exist/is hard to do) some measures should still be implemented kernel-side
to at least soften the effects (it's kind of DoS for servers having acroread plugin installed and there
might be other apps/ways to trigger this although not known today).

Lenar


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