Re: [CentOS] RAID help

On 14.12.2010 19:49, m.roth@5-cent.us wrote:

Hey, Jason,

Jason T. Slack-Moehrle wrote:

...

I have a new system with 2 Seagate 1TB SATA Enterprise level drives in it.

I want to RAID1 (mirror) these drives.

<snip> > So if I simplify, I must: > 1. Create a software raid partition on each drive > 2. Create a RAID 1 out of that partition and use a mount point of /boot

Only if you want to mirror the boot partition.

...

3. Create other mount points I might want i.e swap, /home, etc
4. Create RAID1 out of these partitions

Only if you want each directory RAIDed. DO NOT mirror swap. Bad idea.

<snip>

I am surprised. I always done /boot partitions as raid 1 and I always did swap as raid 1 and therefore I would be interested about any arguments (well better facts) against doing so.