[CentOS] Suggestions for partition
Feizhou
feizhou at graffiti.net
Wed May 9 13:13:00 UTC 2007
Alfred von Campe wrote:
> The recent thread on Anaconda and RAID10 made me start to think about
> how to partition a server I'm about to set up. I have two 146GB SCSI
> drives on an IBM x3550. It will be used as a build system. As such,
> there is no critical data on these systems, as the source code will be
> checked out of our source control system, and the build results are
> copied to another system. I usually build my systems with Kickstart, so
> if a disk dies, I can rebuild it quickly.
I used kickstart, pxe, tftp and dhcp to manage a cluster of mail
servers. Two disk 1U boxes too. /, swap, /var (logging was to a central
log host).
>
> Given all that, how would you partition these disks? I keep going back
> and forth between various options (HW RAID, SW RAID, LVM, etc.). I
> guess speed is more important to me than redundancy. I'm tempted to
> install the OS on one drive and use the entire second drive for data.
> This way I can rebuild or upgrade the OS without touching the data. But
> that will waste a lot of disk space, as the OS does not need 146GB.
A scsi raid controller with write cache? Hardware raid definitely.
Especially if the driver supports the write cache.
>
> The only thing I'm pretty sure of is to put 2GB of swap on each drive,
> but after that everything is still in the air. I am looking for any and
> all suggestions from the collective wisdom and experience of this list.
swap should go on a raid1 device whether partition or swap file.
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