Re: RAID 10-LUN Question

2007-02-15 Thread Derek Ragona
To determine the optimal stripe size you need to analyze whether you will read and write large data chunks or smaller data chunks. Then opt for either a larger or smaller stripe size. Remember though that the larger a stripe the more potential for wasted disk space. In general you can either

Re: RAID 10-LUN Question

2007-02-14 Thread Dak Ghatikachalam
At 02:54 PM 2/14/2007, Dak Ghatikachalam wrote: Hi Freebsd We have DELL/EMC CX-300 storage array hardware , Navisphere. , which consist of 15 Disks 320GB, I am planning to use this for Oracle( Linux) + SQL server(M$) purpose. We need to get that redundancy using RAID 10 and striple for the b

Re: RAID 10-LUN Question

2007-02-14 Thread Derek Ragona
RAID 10 uses even numbered drive sets, usually in 4's, so 4 drives, 8 drives, 12 drives, etc. Depending on how 24/7 self-managed you want the array, you should plan for at least 2 hot spare drives for fail over. So in your setup you could have one logical array made up of 12 drives, with 2 sp

RAID 10-LUN Question

2007-02-14 Thread Dak Ghatikachalam
Hi Freebsd We have DELL/EMC CX-300 storage array hardware , Navisphere. , which consist of 15 Disks 320GB, I am planning to use this for Oracle( Linux) + SQL server(M$) purpose. We need to get that redundancy using RAID 10 and striple for the best performance. My thoughts are take most even