The id in those two dm devices (HITACHI_DF500_B_ and HITACHI_DF500_A_) seem to indicate that you may not be using the right getuid_callout for these devices. --Malahal. Chandra Seetharaman [sekharan@xxxxxxxxxx] wrote: > On Mon, 2008-01-21 at 12:45 -0500, Michael Di Domenico wrote: > > I'm a little confused over how multipathing works. I've got a host > > with a 2port HBA and a 4port Storage unit. My multipath setup seems > > to create 8 LUNS and then splitting them up into two groups. This is > > a single disk. How do i get it to show me a single target instead of > > dm-0 and dm-1? > > You may have a single disk but from your results it is clear that it is > configured as 2 LUNS in Hitachi storage. > > If you want to see it as a single dm device, you should reconfigure the > luns in Hitachi. > > > > [root@node1 ~]$ multipath -ll > > mpath2 (HITACHI_DF500_B_) dm-0 HITACHI ,DF500 > > [size=1.0G][features=1 queue_if_no_path][hwhandler=0] > > \_ round-robin 0 [prio=0][active] > > \_ 3:0:3:0 sdi 8:128 [active][ready] > > \_ 3:0:2:0 sdh 8:112 [active][ready] > > \_ 2:0:3:0 sde 8:64 [active][ready] > > \_ 2:0:2:0 sdd 8:48 [active][ready] > > mpath3 (HITACHI_DF500_A_) dm-1 HITACHI ,DF500 > > [size=1.0G][features=1 queue_if_no_path][hwhandler=0] > > \_ round-robin 0 [prio=0][active] > > \_ 3:0:1:0 sdg 8:96 [active][ready] > > \_ 3:0:0:0 sdf 8:80 [active][ready] > > \_ 2:0:1:0 sdc 8:32 [active][ready] > > \_ 2:0:0:0 sdb 8:16 [active][ready] > > > > -- > > dm-devel mailing list > > dm-devel@xxxxxxxxxx > > https://www.redhat.com/mailman/listinfo/dm-devel > -- > > ---------------------------------------------------------------------- > Chandra Seetharaman | Be careful what you choose.... > - sekharan@xxxxxxxxxx | .......you may get it. > ---------------------------------------------------------------------- > > > -- > dm-devel mailing list > dm-devel@xxxxxxxxxx > https://www.redhat.com/mailman/listinfo/dm-devel -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel