On Tue, Jun 07 2011 at 4:44pm -0400, Marko Huttunen <marko@xxxxxxxxx> wrote: > Hello, > > After upgrading Ubuntu from 10.10 to 11.04 I started getting error messages > in my syslog when accessing one of my xfs partitions. It is not the root > partition. > > The helpful team on IRC (#xfs on irc.freenode.net) says that what I want to > do is figure out why I'm getting -EAGAIN from the block device. > > The error message I get when accessing the filesystem (through nautilus, or > in a terminal) is: > > <snip> > Jun 7 18:08:14 picard kernel: [ 2602.542458] I/O error in filesystem > ("dm-4") meta-data dev dm-4 block 0x41c6dc18 ("xfs_trans_read_buf") > error 11 buf count 4096 ... > Accessing the device is slower than before the upgrade to 11.04, and it is > not without errors that I can access the device. > > $ uname -r > Linux picard 2.6.38-8-generic #42-Ubuntu SMP Mon Apr 11 03:31:24 UTC 2011 > x86_64 x86_64 x86_64 GNU/Linux > > > HW specs: > The XFS partition is run on a HW Raid on 2 x 1TB WD Black Caviar. > Motherboard is an ASUS Sabertooth P67 with Intel Sandy Bridge i5-2500K CPU @ > 3.30GHz. > > > Do you guys know what might be wrong, how I or you or we can solve this? Not aware of any -EAGAIN generated by DM in the IO path. Could be some change beneath DM. Do you get the same result if you try a stock 2.6.38 kernel? Mike -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel