[LU-1475] lov_update_create_set() error creating fid 0xf99b sub-object on OST idx 0/1: rc = -5

• Type: Bug
• Resolution: Cannot Reproduce
• Priority: Minor
• Affects Version/s: Lustre 2.3.0, Lustre 2.1.2, Lustre 2.1.3
• Environment: Lustre Tag: v2_1_2_RC2; Lustre Build: http://build.whamcloud.com/job/lustre-b2_1/86/; Distro/Arch: RHEL6.2/x86_64; Network: IB (in-kernel OFED)
• Severity: 3
• Assignee: Oleg Drokin
• Reporter: Jian Yu

Description

While using mdsrate to create large number files to use up the free inodes on a 48TB OST on Juelich test cluster, the following EIO error occurred:

+ su mpiuser sh -c "/usr/lib64/openmpi/bin/mpirun -mca orte_rsh_agent rsh:ssh -np 25 -machinefile /tmp/large-lun.machines /usr/lib64/lustre/tests/mdsrate --create --verbose --ndirs 25 --dirfmt '/mnt/lustre/mdsrate/dir%d' --nfiles 1993129 --filefmt 'file%%d' "
<~snip~>
Rank 2: 71.24 creates/sec 140.38 secs (total: 260000 creates 3334.84 secs)
Rank 21: 71.24 creates/sec 140.38 secs (total: 260000 creates 3334.84 secs)
rank 4: open(file264701) error: Input/output error

Dmesg on the MDS node showed that:

LustreError: 4988:0:(lov_request.c:572:lov_update_create_set()) error creating fid 0xf99b sub-object on OST idx 0/1: rc = -5

Maloo report:
https://maloo.whamcloud.com/test_sets/379a475c-aee9-11e1-b0f7-52540035b04c

The same issue also occurred on 1TB OST: https://maloo.whamcloud.com/test_sets/f900e0aa-aee8-11e1-b0f7-52540035b04c

Issue Links

• is duplicated by: LU-1454 1.8.8-wc1<->2.1.2 interop: Test failure on test suite conf-sanity, subtest test_22
• Trackbacks: Lustre 2.1.2 release testing tracker Lustre 2.1.2 RC2 Tag: v212RC2 Build:
• Trackbacks: Lustre 2.1.3 release testing tracker Lustre 2.1.3 RC1 Tag: v213RC1 Build: