On Tue, 3 Feb 2004, Kevin Joseph wrote:

> I am having problems configuring Solaris disksuite 4.2.1 (ODS) with
> A5200 array on Solaris 8. Problems are given below.

4.2.1 is SVM not ODS (I know, I know)

> 1. The disks in A5200 have two channels and as far as I know Disksuite
> we can use only one channel at one time. In case the first channel
> fails, Disksuite will not failover to the second channel. Effectively
> what this means is that the second channel is not of any use in
> Disksuite i.e. we cannot use DMP ( Dynamic multi pathing ) with Disk
> suite. Is it possible to configure disksuite to use DMP ?

No, DMP is a veritas product, Sun has mpxio for this, read up on it on sun
document pages docs.sun.com.

> 2. In VxVM we can put all the disks in one disk group and create RAID
> volumes as per our requirement. In disksuite we first need to create
> slices/partitions using format command on individual disks and then
> create RAID volumes off of it. What this means is that with ODS we are
> limited to the max slices/partitions which can be created using the
> format command. Since format has a limit of 7, we cannot create
> volumes greater than 7. If this is incorrect, do let me know the
> procedure to create one large RAID 5 volume via ODS and then create
> different slices off of it.

Use soft partitioning, that can also be found on docs.sun.com I think.

> Thanks,
> Kevin.

/Johan A