search for: mpathxpy

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2009 Feb 25
1
Mounting mpath devices in RHEL 5
I'm seeing some strange behavior from OCFS2 while trying to mount mpath/dm-multipath devices under RHEL5. Sometimes I can mount the EMC-connected, dual-pathed volumes just fine and sometimes I get "device busy" errors. I've tried mounting by label and also by explicit /dev/mapper/mpathXpY name with the same unpredictable behavior. I've also noticed that sometimes when a device is successfully mounted on all nodes, each node may return different output from the mount command regarding the device mounted; e.g. /dev/mapper/mpath0p1 vs. /dev/dm-17. One consistent aspect I have noti...