Whamcloud - gitweb
b=17895
authorkalpak <kalpak>
Mon, 2 Feb 2009 08:59:35 +0000 (08:59 +0000)
committerkalpak <kalpak>
Mon, 2 Feb 2009 08:59:35 +0000 (08:59 +0000)
commited88a77c61f55c3b6b5de7640a9abb958cbc45de
tree3510810b3ab342f44224bead06a0c8770d88da6a
parent70cc1c946f82dbba8a40165253f867c72e15da11
b=17895
i=adilger
i=alex

While using HA for Lustre servers with Linux RAID, it is possible that MMP will not detect multiple mounts. To make this work we need to unplug the device queue in RAID when the MMP block is being written. Also while reading the MMP block, we should read it from disk and not the cached one.
lustre/ChangeLog
lustre/kernel_patches/series/2.6-rhel4.series
lustre/kernel_patches/series/2.6-rhel5.series
lustre/kernel_patches/series/2.6-sles10.series
lustre/kernel_patches/series/2.6.22-vanilla.series