Re: Deadlock, exclusive sx so_rcv_sx, amd64

From: Gleb Kozyrev <gkozyrev_at_gmail.com>
Date: Mon, 29 Oct 2007 03:49:44 +0200
On 26/10/2007, Gleb Kozyrev <gkozyrev_at_gmail.com> wrote:
> I managed to find a kernel message that precedes the freeze:
> Approaching the limit on PV entries, consider increasing sysctl
> vm.pmap.shpgperproc or vm.pmap.pv_entry_max
>
> rtorrent likes to mmap large files.
> After increasing (one of) these sysctls everything seems ok.
> Probably, setting rtorrent's memory limit could have helped either.
>
> Is there a way to know if some process is becoming close to that limit?

It now just takes longer until freeze with shpgperproc = 5000 (originally 200).

-- 
With best regards, Gleb Kozyrev.
Received on Mon Oct 29 2007 - 00:50:37 UTC

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