Date: Mon, 29 Oct 2007 03:49:44 +0200 From: "Gleb Kozyrev" <gkozyrev@gmail.com> To: freebsd-current@freebsd.org Subject: Re: Deadlock, exclusive sx so_rcv_sx, amd64 Message-ID: <ca661e8a0710281849g7147a3ao97d68fd2f12b3daf@mail.gmail.com> In-Reply-To: <ca661e8a0710261302j188a05c4h63728eab67f6068@mail.gmail.com> References: <ca661e8a0710211529y2a48b4a9h78da4211b3f09274@mail.gmail.com> <200710251435.58984.jhb@freebsd.org> <ca661e8a0710260252u4f5c1c3di22828143e81e3df2@mail.gmail.com> <200710261222.28656.jhb@freebsd.org> <20071026184536.GE37471@deviant.kiev.zoral.com.ua> <ca661e8a0710261302j188a05c4h63728eab67f6068@mail.gmail.com>
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On 26/10/2007, Gleb Kozyrev <gkozyrev@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.
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