Date: Thu, 30 Jul 2015 15:48:29 +0300 From: Konstantin Belousov <kostikbel@gmail.com> To: Lev Serebryakov <lev@FreeBSD.org> Cc: freebsd-fs@freebsd.org Subject: Re: ZFS on 10-STABLE r281159: programs, accessing ZFS pauses for minutes in state [*kmem arena] Message-ID: <20150730124829.GV2072@kib.kiev.ua> In-Reply-To: <34202837.20150730153905@serebryakov.spb.ru> References: <164833736.20150730143008@serebryakov.spb.ru> <20150730121840.GS2072@kib.kiev.ua> <34202837.20150730153905@serebryakov.spb.ru>
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On Thu, Jul 30, 2015 at 03:39:05PM +0300, Lev Serebryakov wrote: > Hello Konstantin, > > Thursday, July 30, 2015, 3:18:40 PM, you wrote: > > >> rsync pauses for tens of minutes (!) after several hundreds of files. ^T > >> and top shows state "[*kmem arena]". When I stop rsync with ^C and try to do > >> "zfs list" it waits forever, in state "[*kmem arena]" again. > > Show the output of sysctl debug.vmem_check. > It is 1. So set it to zero.
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