[Lustre-discuss] Failed OST Cleanup

[Andreas Dilger]

On 2010-06-02, at 11:54, Scott Barber wrote:
> I'm now trying to get a list of files that are now corrupt. On one of
> the lustre clients I'm running:
> lfs find --obd sanvol06-OST0013_UUID  <my lustre mount point>
> 
> It starts to list files and then a few minutes later it runs into an
> error and stops:
> cb_find_init: IOC_LOV_GETINFO on <filename> failed: Input/output error.
> 
> In dmesg I see:
> LustreError: 13926:0:(file.c:1053:ll_glimpse_size()) obd_enqueue
> returned rc -5, returning -EIO
> 
> The file that gets that "Input/output error" cannot be delete or
> removed from the file system. How can I get around this?

There is a bug in "lfs find" that it tries to get the file size unnecessarily.  You can use "lfs getstripe -obd ..." instead, and it should work even if the OST is down.

Cheers, Andreas
--
Andreas Dilger
Lustre Technical Lead
Oracle Corporation Canada Inc.