zpool - low speed write

Jeremy Chadwick freebsd at jdc.parodius.com
Sun Aug 8 07:43:55 UTC 2010


On Sun, Aug 08, 2010 at 01:57:09PM +0800, Alex V. Petrov wrote:
> В сообщении от 8 августа 2010 12:13:29 автор Vladislav V. Prodan написал:
> > 08.08.2010 6:07, Alex V. Petrov wrote:
> > > sysctl -a | grep vm.kmem
> > > vm.kmem_size_max: 329853485875
> > > 
> > > sysctl -a | grep vfs.zfs.arc
> > > vfs.zfs.arc_meta_used: 13797096
> > > vfs.zfs.arc_max: 858721280
> > > 
> > > 
> > > sysctl -a | grep vm.kvm
> > > vm.kvm_free: 547673337856
> > > vm.kvm_size: 549755809792
> > 
> > Please, insert into /boot/loader.conf only this options:
> > 
> > vm.kmem_size="999M"
> > vm.kmem_size_max="999M"
> > vfs.zfs.arc_max="160M"
> > 
> > And after reboot, please run dd...
> 
> I think these settings are relevant only for i386, but not for amd64

They're relevant to both, I can assure you.

-- 
| Jeremy Chadwick                                   jdc at parodius.com |
| Parodius Networking                       http://www.parodius.com/ |
| UNIX Systems Administrator                  Mountain View, CA, USA |
| Making life hard for others since 1977.              PGP: 4BD6C0CB |



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