Re: [zfs-discuss] Suggested RaidZ configuration...

2010-09-13 Thread Hatish Narotam
Makes sense. My understanding is not good enough to confidently make my own decisions, and I'm learning as Im going. The BPG says: - The recommended number of disks per group is between 3 and 9. If you have more disks, use multiple groups If there was a reason leading up to this statement,

Re: [zfs-discuss] Suggested RaidZ configuration...

2010-09-13 Thread Hatish Narotam
Mattias, what you say makes a lot of sense. When I saw *Both of the above situations resilver in equal time*, I was like no way! But like you said, assuming no bus bottlenecks. This is my exact breakdown (cheap disks on cheap bus :P) : PCI-E 8X 4-port ESata Raid Controller. 4 x ESata to 5Sata

Re: [zfs-discuss] Suggested RaidZ configuration...

2010-09-13 Thread Hatish Narotam
A, I see. But I think your math is a bit out: 62.5e6 iop @ 100iops = 625000 seconds = 10416m = 173h = 7D6h. So 7 days 6 hours. Thats long, but I can live with it. This isnt for an enterprise environment. While the length of time is of worry in terms of increasing the chance another drive

Re: [zfs-discuss] Suggested RaidZ configuration...

2010-09-13 Thread Hatish Narotam
out my PM 3 times over. So my PM will automatically throttle the drives speed to a third of that on the account that the PM will be maxed out. Thanks for the rough IO speed check :) On Thu, Sep 9, 2010 at 3:20 PM, Edward Ned Harvey sh...@nedharvey.comwrote: From: Hatish Narotam [mailto:hat