On Sun, 23 Nov 2014 09:08:55 +0800 Henry Cai <henryplusplus@xxxxxxxxx> wrote: > With kernel-3.10, when raid5 is doing resync, unplug one of the > raid5's disk, RAID5 will hang on raid5's make_request function, and > cat /proc/mdstat show the RAID "resync=PENDING", mdadm version is > 3.3.2. The platform is arm. > > Any similar problems? Not that I know of... Can you test a more recent kernel and see if the problem persists? Can you provide more specifics than "the make_request function". e.g. a stack trace (from /proc/PID/stack), or similar. NeilBrown
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