Date: Wed, 6 Apr 2011 14:27:25 +0200 From: Olivier Smedts <olivier@gid0.org> To: Andrey Zonov <andrey@zonov.org> Cc: freebsd-stable@freebsd.org Subject: Re: ZFS with compression causes deadlock Message-ID: <BANLkTi=Xjk2WJgQ6Kr5%2BQ=XM5g1QWJZvXA@mail.gmail.com> In-Reply-To: <4D9B63D4.8010604@zonov.org> References: <4D9B63D4.8010604@zonov.org>
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2011/4/5 Andrey Zonov <andrey@zonov.org>: > loader.conf: > ahci_load=3D"YES" > zfs_load=3D"YES" > vfs.zfs.arc_max=3D"2G" > vfs.zfs.cache_flush_disable=3D"1" # default: 0 Are you absolutely sure of what you're doing with the vfs.zfs.cache_flush_disable tunable ? Since you have SATA disks, I assume you don't have a controller with memory-backed write cache or NVRAM. > vfs.zfs.prefetch_disable=3D"1" =A0 =A0# default: 0 > vfs.zfs.txg.timeout=3D"5" =A0 =A0 =A0 =A0 # default: 30 > vfs.zfs.zio.use_uma=3D"0" =A0 =A0 =A0 =A0 # default: 0 (earlier was 1) --=20 Olivier Smedts=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 = =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=A0 _ =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0= =A0 ASCII ribbon campaign ( ) e-mail: olivier@gid0.org=A0 =A0 =A0 =A0 - against HTML email & vCards=A0 X www: http://www.gid0.org=A0 =A0 - against proprietary attachments / \ =A0 "Il y a seulement 10 sortes de gens dans le monde : =A0 ceux qui comprennent le binaire, =A0 et ceux qui ne le comprennent pas."
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