Thinking of using ZFS/FBSD for a backup system

Kris Kennaway kris at FreeBSD.org
Tue Jul 8 22:40:28 UTC 2008


mike wrote:
> On 7/8/08, Randy Bush <randy at psg.com> wrote:
> 
>> <sigh>.  first cuppa.  it's 4g
> 
> okay, so it sounds like from multiple people this could be doable and
> stable enough:
> 
> dual or quad-core current gen processor (amd64)
> 4g ram
> 4 or 6x 1tb disks
> freebsd 7.0-release
> 
> these tweaks to /boot/loader.conf:
> 
> vm.kmem_size=600M
> vm.kmem_size_max=600M
> vfs.zfs.prefetch_disable=1
> 
> right?

Might be enough kmem, if not, or if you want better performance from 
increased caching, increase as high as 1500M

Kris



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