Re[2]: [zfs-discuss] Re: Re[2]: Re: 3510 HW RAID vs 3510 JBOD ZFS SOFTWARE RAID

2006-08-09 Thread Robert Milkowski
Hello Luke, Wednesday, August 9, 2006, 6:07:38 AM, you wrote: LL> We routinely get 950MB/s from 16 SATA disks on a single server with internal LL> storage. We're getting 2,000 MB/s on 36 disks in an X4500 with ZFS. Can you share more data? How these disks are configured, what kind of access pat

Re: [zfs-discuss] Re: Re[2]: Re: 3510 HW RAID vs 3510 JBOD ZFS SOFTWARE RAID

2006-08-08 Thread Luke Lonergan
Doug, On 8/8/06 10:15 AM, "Doug Scott" <[EMAIL PROTECTED]> wrote: > I dont think there is much chance of achieving anywhere near 350MB/s. > That is a hell of a lot of IO/s for 6 disks+raid(5/Z)+shared fibre. While you > can always get very good results from a single disk IO, your percentage > gai

[zfs-discuss] Re: Re[2]: Re: 3510 HW RAID vs 3510 JBOD ZFS SOFTWARE RAID

2006-08-08 Thread Doug Scott
> Robert, > > On 8/8/06 9:11 AM, "Robert Milkowski" > <[EMAIL PROTECTED]> wrote: > > > 1. UFS, noatime, HW RAID5 6 disks, S10U2 > > 70MB/s > > 2. ZFS, atime=off, HW RAID5 6 disks, S10U2 (the > same lun as in #1) > > 87MB/s > > 3. ZFS, atime=off, SW RAID-Z 6 disks, S10U2 > > 130MB/s