Date: Sun, 24 Jun 2007 19:53:22 +0200 From: Thierry Herbelot <thierry@herbelot.com> To: freebsd-current@freebsd.org Cc: Ingo Bormuth <ibormuth@efil.de> Subject: Re: ZFS status now in June? / stable enough for a file server? Message-ID: <200706241953.23678.thierry@herbelot.com> In-Reply-To: <20070624113148.GA1031@efil.de> References: <1182338018.10483.27.camel@bigapple.omnis.ch> <20070623222109.K2020@woozle.rinet.ru> <20070624113148.GA1031@efil.de>
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Le Sunday 24 June 2007, Ingo Bormuth a écrit : > On 2007-06-23 22:22, Dmitry Morozovsky wrote: > > Would you please post zfs-related settings you use? Thanks in advance. > > While we're on it I'll post mine too. > > PentiumIII 700Mhz / 256MB RAM / 120GB HD > > -CURRENT as of June, 16th (all but /boot on zfs) > > zfs_load="YES" > vfs.root.mountfrom="zfs:tank/slash" > vfs.zfs.prefetch_disable="1" # performance > vfs.zfs.zil_disable=1 # memory hungry > vfs.zfs.arc_min=8388608 # > vfs.zfs.arc_max=33554433 # > vm.kmem_size=134217728 # quite high ? > kern.maxvnodes=8000 # quite low ? > > No problems so far > - running xorg, firefox, konqueror, gimp together every day > - rebuilding the whole system on zfs > - rsyncing 30GB of data onto the disk, copying it around > - scrubbing the whole pool > > I didn't yet benchmark/optimize for performance thought. > > Comments ? > Hello, I would assume that your performance is compatible with everyday usage. Here, an SMP machine with only src and obj subtrees in zfs is quite slow, even though I have a "large" 320 MB of RAM (but I'm using the straight GENERIC kernel, I did not remove debug-related kernel config options). (I have mostly the same zfs-related setups in /boot/loader.conf as you) TfH
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