Re: [CentOS] Raid on centos

2014-02-07 Thread John Doe
From: Jeff Allison jeff.alli...@allygray.2y.net Ok I've a HP mircoserver that I'm building up. It's got 4 bays for be used for data that I'm considering setup up woth softwere raid (mdadm) I've 2 x 2TB 2 x 2.5 TB and 2 x 1TB, I'm leaning towards usig the 4 2.x TB is a raid 5 array to get

Re: [CentOS] Raid on centos

2014-02-07 Thread James Hogarth
On 7 February 2014 11:34, John Doe jd...@yahoo.com wrote: From: Jeff Allison jeff.alli...@allygray.2y.net Ok I've a HP mircoserver that I'm building up. It's got 4 bays for be used for data that I'm considering setup up woth softwere raid (mdadm) I've 2 x 2TB 2 x 2.5 TB and 2 x 1TB, I'm

Re: [CentOS] Raid on centos

2014-02-07 Thread John R Pierce
On 2/7/2014 5:56 AM, James Hogarth wrote: I frankly don't care if I lose the system disk - it's quick to rebuild the system - it's the data I care about. On this I'm running F20 rather than C6 primarily for the better BTRFS (when el7 rolls around I'll contemplate a rebuild to that then) and

Re: [CentOS] Raid on centos

2014-02-07 Thread James Hogarth
On 7 February 2014 14:03, John R Pierce pie...@hogranch.com wrote: On 2/7/2014 5:56 AM, James Hogarth wrote: I frankly don't care if I lose the system disk - it's quick to rebuild the system - it's the data I care about. On this I'm running F20 rather than C6 primarily for the better

Re: [CentOS] Raid on centos

2014-02-07 Thread John R Pierce
On 2/7/2014 6:09 AM, James Hogarth wrote: I do like the idea about the expander though ... power might be an issue given it's a low power PSU that comes with it - would probably have to swap that part out. the eSATA expander has its own PSU. the Microserver would just be powering the esata

Re: [CentOS] Raid on centos

2014-02-07 Thread John R Pierce
On 2/7/2014 6:15 AM, James Hogarth wrote: the eSATA expander has its own PSU. the Microserver would just be powering the esata card, which is nothing. I don't suppose you have a link to one you've looked at already do you? something like this...

Re: [CentOS] Raid on centos

2014-02-07 Thread James Hogarth
On 7 February 2014 15:01, John R Pierce pie...@hogranch.com wrote: On 2/7/2014 6:15 AM, James Hogarth wrote: the eSATA expander has its own PSU. the Microserver would just be powering the esata card, which is nothing. I don't suppose you have a link to one you've looked at already do

Re: [CentOS] Raid on centos

2014-02-07 Thread James Hogarth
On 7 February 2014 14:13, John R Pierce pie...@hogranch.com wrote: On 2/7/2014 6:09 AM, James Hogarth wrote: I do like the idea about the expander though ... power might be an issue given it's a low power PSU that comes with it - would probably have to swap that part out. the eSATA

Re: [CentOS] Raid on centos

2014-02-07 Thread John R Pierce
On 2/7/2014 7:28 AM, James Hogarth wrote: I was thinking of a bay along the lines of: http://www.sharkoon.com/?q=en/node/1824 or http://www.icydock.com/goods.php?id=151 I wonder what performance would be like through multiplexing the eSATA interface compared to buying a 4-6 port internal

Re: [CentOS] Raid on centos

2014-02-07 Thread John R Pierce
On 2/7/2014 8:06 AM, James Hogarth wrote: The two I linked are internal units to go in a 5.25 bay ... that's why you'd need an internal 4-6 port card to make them worthwhile. ah, I thought we were talking about esata external 4-bays, since we were talking about microservers which don't HAVE

Re: [CentOS] Raid on centos

2014-02-07 Thread James Hogarth
On 7 February 2014 16:34, John R Pierce pie...@hogranch.com wrote: On 2/7/2014 8:06 AM, James Hogarth wrote: The two I linked are internal units to go in a 5.25 bay ... that's why you'd need an internal 4-6 port card to make them worthwhile. ah, I thought we were talking about esata

Re: [CentOS] Raid on centos

2014-02-07 Thread James Hogarth
On 7 February 2014 15:45, John R Pierce pie...@hogranch.com wrote: On 2/7/2014 7:28 AM, James Hogarth wrote: I was thinking of a bay along the lines of: http://www.sharkoon.com/?q=en/node/1824 or http://www.icydock.com/goods.php?id=151 I wonder what performance would be like through

[CentOS] Raid on centos

2014-02-06 Thread Jeff Allison
Ok I've a HP mircoserver that I'm building up. It's got 4 bays for be used for data that I'm considering setup up woth softwere raid (mdadm) I've 2 x 2TB 2 x 2.5 TB and 2 x 1TB, I'm leaning towards usig the 4 2.x TB is a raid 5 array to get 6TB. Now the data is on the 2.5TB disks currently. So