Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-24 Thread Russ Price
On 07/23/2010 02:39 AM, tomwaters wrote: Re the CPU, do not go low power Atom etc, go a newish Core2 duo...the power differential at idle is bugger all and when you want to use the nas, ZFS will make good use of the CPU. Good advice - ZFS can use quite a lot of CPU cycles. A low-end AMD

Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-24 Thread Edward Ned Harvey
From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Russ Price Good advice - ZFS can use quite a lot of CPU cycles. A low-end AMD quad-core is I know a lot of CPU cycles is a relative term. But I never notice CPU utilization, even under the

Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-24 Thread JavaWebDev
On 7/24/2010 8:12 PM, Edward Ned Harvey wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Russ Price Good advice - ZFS can use quite a lot of CPU cycles. A low-end AMD quad-core is I know a lot of CPU cycles is a relative term. But I

Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-24 Thread Richard Elling
On Jul 24, 2010, at 5:37 PM, JavaWebDev wrote: On 7/24/2010 8:12 PM, Edward Ned Harvey wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Russ Price Good advice - ZFS can use quite a lot of CPU cycles. A low-end AMD quad-core is I

Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-24 Thread Dave
I've been looking at using consumer 2.5 drives also, I think the ones I've settled on are the hitachi 7K500 500 GB. These are 7200 rpm, I'm concerned the 5400's might be a little too low performance wise. The main reasons for hitachi were performance seems to be among the top 2 or 3 in the

Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-23 Thread tomwaters
There is alot there to reply to...but I will try and help... Re. TLER. Do not worry about TLER when using ZFS. ZFS will handle it either way and will NOT time out and drop the drive...it may wait a long time, but it will not time out and drop the drive - nor will it have an issue if you do

Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-23 Thread Thomas Burgess
I've found the Seagate 7200.12 1tb drives and Hitachi 7k2000 2TB drives to be by far the best. I've read lots of horror stories about any WD drive with 4k sectorsit'sbest to stay away from them. I've also read plenty of people say that the green drives are terrible.

Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-23 Thread JavaWebDev
On 7/23/2010 3:39 AM, tomwaters wrote: There is alot there to reply to...but I will try and help... Re. TLER. Do not worry about TLER when using ZFS. ZFS will handle it either way and will NOT time out and drop the drive...it may wait a long time, but it will not time out and drop the drive

Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-22 Thread Rob Clark
I wanted to build a small back up (maybe also NAS) server using A common question that I am trying to get answered (and have a few) here: http://www.opensolaris.org/jive/thread.jspa?threadID=102368tstart=0 Rob -- This message posted from opensolaris.org

Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-22 Thread JavaWebDev
Using a new email client and didn't notice that I didn't reply to the list. Since it might be helpful to others here are the missing bits. On 7/21/2010 5:07 PM, Freddie Cash wrote: We use the 500 GB versions attached to 3Ware controllers (configured as Single Disk arrays). They work quite

[zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-21 Thread JavaWebDev
I wanted to build a small back up (maybe also NAS) server using OpenSolaris and ZFS using consumer drives but after reading a number of threads and blogs I'm totally confused and was hoping I could get some questions answered since many people have been using consumer drives with zfs. When

Re: [zfs-discuss] Confused about consumer drives and zfs can someone help?

2010-07-21 Thread Freddie Cash
On Wed, Jul 21, 2010 at 1:38 PM, JavaWebDev javaweb...@verizon.net wrote: 1.  WD Caviar Black Can they be used with in raidz or mirrors? We use the 500 GB versions attached to 3Ware controllers (configured as Single Disk arrays). They work quite nicely. With the new