Re: [zfs-discuss] ZFS in S10U6 vs openSolaris 05/08

2008-07-04 Thread Ross
Yup, I'm watching that card closely. No Solaris drivers yet, but hopefully somebody will realise just how good that could be for the ZIL and work on some. Just the 80GB $2,400 card would make a huge difference to write performance. For use with VMware and NFS it would be a godsend. This me

Re: [zfs-discuss] J4200/J4400 Array

2008-07-04 Thread Mertol Ozyoney
Infact using NVRam in a JBOD is less safe as most of the Jbods that use NvRam have only one NvRam not being mirrored. Therefore if NvRam goes bad you quarantee inconsistancy. However ZFS is finetuned in every layer for all or nothing commit kind of working. Therefore ZFs have the internal mechanis

Re: [zfs-discuss] Large zpool design considerations

2008-07-04 Thread Marc Bevand
Chris Cosby gmail.com> writes: > > > You're backing up 40TB+ of data, increasing at 20-25% per year. > That's insane. Over time, backing up his data will require _fewer_ and fewer disks. Disk sizes increase by about 40% every year. -marc ___ zfs-dis

Re: [zfs-discuss] Large zpool design considerations

2008-07-04 Thread Henrik Johansen
Chris Cosby wrote: >I'm going down a bit of a different path with my reply here. I know that all >shops and their need for data are different, but hear me out. > >1) You're backing up 40TB+ of data, increasing at 20-25% per year. That's >insane. Perhaps it's time to look at your backup strategy no