( I have re-added the lustre-discuss mailing list to the reply.) I am not familiar with that error message. A quick google turned up a couple of links that may be helpful to you:
http://lists.lustre.org/pipermail/lustre-discuss/2010-September/014035.html https://jira.hpdd.intel.com/browse/LU-275 Someone else on the mailing list might have more knowledge about this. -- Rick Mohr Senior HPC System Administrator National Institute for Computational Sciences http://www.nics.tennessee.edu On Jun 19, 2014, at 12:33 PM, "<>" <[email protected]> wrote: > Dear Mohr, > > Thanks for your reply. > A RAID card was found faulty, and it was changed. > But now the error message has change to: > kernel: blk_rq_check_limits: over max size limit. > my understanding is that it is because of max_hw_sectors_kb. > I had forgot to mention that we are trying to use a loop device image as mds > server which: > cat /sys/block/loop0/queue/max_hw_sectors_kb > 127 > > Could it be the cause? Thanks > > > > > > > > 2014-06-16 19:02 GMT+02:00 Mohr Jr, Richard Frank (Rick Mohr) <[email protected]>: > > On Jun 5, 2014, at 11:48 AM, "<>" <[email protected]> > wrote: > > > [user@disk-server]$ lctl dl > <snip> > > 12 ST obdfilter lustre-OST0000 lustre-OST0000_UUID 5 > > One of your OSTs appears to be down which would explain why "lfs df" was > hanging. Have you been able to troubleshoot this problem to determine the > cause? Do you have a hardware failure? > > -- > Rick Mohr > Senior HPC System Administrator > National Institute for Computational Sciences > http://www.nics.tennessee.edu > > _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
