On Monday 21 July 2014 at 15:01:31 +0100, Mike Crowe wrote: > It is possible that I'm seeing the same problem. Our AMD Opteron 4386 (16 > cores) machine is also getting stuck with lots of hung tasks.
[snip] > PID: 4087 TASK: ffff88040ea63840 CPU: 2 COMMAND: "nfsd" > #0 [ffff8804034b9c00] __schedule at ffffffff8134f195 > #1 [ffff8804034b9c88] __mutex_lock_common.isra.5 at ffffffff8134fb74 > #2 [ffff8804034b9cf8] mutex_lock at ffffffff8134fa62 > #3 [ffff8804034b9d18] fh_lock_nested.isra.6 at ffffffffa043d63c [nfsd] > #4 [ffff8804034b9d28] nfsd_lookup_dentry at ffffffffa043df1a [nfsd] > #5 [ffff8804034b9d98] nfsd4_secinfo.part.15 at ffffffffa0447692 [nfsd] > #6 [ffff8804034b9dc8] nfsd4_proc_compound at ffffffffa04468d6 [nfsd] > #7 [ffff8804034b9e18] nfsd_dispatch at ffffffffa043a7cd [nfsd] > #8 [ffff8804034b9e48] svc_process_common at ffffffffa0336c3f [sunrpc] > #9 [ffff8804034b9eb8] svc_process at ffffffffa0337050 [sunrpc] > #10 [ffff8804034b9ed8] nfsd at ffffffffa043a0e3 [nfsd] > #11 [ffff8804034b9ef8] kthread at ffffffff8105f701 > #12 [ffff8804034b9f48] kernel_thread_helper at ffffffff813576f4 > ii linux-image-amd64 3.2+46 > ii nfs-kernel-server 1:1.2.6-4 That version information wasn't very useful, was it. :( I believe that this crash was from linux-image-3.2.0-4-amd64 3.2.60-1+deb7u1 I've just had the same failure happen with 3.2.60-1+deb7u3. Mike. -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org