[CentOS] Device Mapper and pretty names

Jim Wildman jim at rossberry.com
Tue Jun 10 00:31:43 UTC 2008

On Mon, 9 Jun 2008, Joseph L. Casale wrote:

> How does one view the dm-{n} names wrt the actual dev names?
> I assume it involves dmsetup but I cant figure it out. I am using iostat
> to track some busy disk io and don't know which dm-{n} to watch :)
> Thanks!
> jlc

try multipath -ll

Jim Wildman, CISSP, RHCE       jim at rossberry.com http://www.rossberry.com
"Society in every state is a blessing, but Government, even in its best
state, is a necessary evil; in its worst state, an intolerable one."
Thomas Paine

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