Re: [CentOS] RAID-10 vs Nested (RAID-0 on 2x RAID-1s)

2012-03-30 Thread Tim Nelson
- Original Message - > On Thu, 2012-03-29 at 16:49 -0500, Tim Nelson wrote: > > > [root@c6r10tester ~]# mdadm --detail /dev/md1 > > /dev/md1: > > Version : 1.1 > > Creation Time : Thu Mar 29 16:14:17 2012 > > Raid Level : raid10 > ... > > Layout : near=2 > > Ch

Re: [CentOS] RAID-10 vs Nested (RAID-0 on 2x RAID-1s)

2012-03-29 Thread Luke S. Crawford
On Thu, Mar 29, 2012 at 04:49:26PM -0500, Tim Nelson wrote: > Am I overthinking this? Does the kernel handle the mirror/stripe > configuration under the hood, simply presenting me with a magical RAID10 > array? Or, is this something different and I really should be performing the > RAID creation

Re: [CentOS] RAID-10 vs Nested (RAID-0 on 2x RAID-1s)

2012-03-29 Thread S.Tindall
On Thu, 2012-03-29 at 16:49 -0500, Tim Nelson wrote: > [root@c6r10tester ~]# mdadm --detail /dev/md1 > /dev/md1: > Version : 1.1 > Creation Time : Thu Mar 29 16:14:17 2012 > Raid Level : raid10 ... > Layout : near=2 > Chunk Size : 512K ... > Am I overthinking this? Do

Re: [CentOS] RAID-10 vs Nested (RAID-0 on 2x RAID-1s)

2012-03-29 Thread John R Pierce
On 03/29/12 2:49 PM, Tim Nelson wrote: > Am I overthinking this? yes. > Does the kernel handle the mirror/stripe configuration under the hood, simply > presenting me with a magical RAID10 array? yes. > Or, is this something different and I really should be performing the RAID > creation manua

[CentOS] RAID-10 vs Nested (RAID-0 on 2x RAID-1s)

2012-03-29 Thread Tim Nelson
Greetings- I'm about to embark on a new installation of Centos 6 x64 on 4x SATA HDDs. The plan is to use RAID-10 as a nice combo between data security (RAID1) and speed (RAID0). However, I'm finding either a lack of raw information on the topic, or I'm having a mental issue preventing the osmos