[LU-9470] sanityn test_39a: mtime (1493860882) changed (to 1493860883) on rename

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.10.0
• Affects Version/s: Lustre 2.10.0
• Environment: onyx-37, full; servers: SLES12.2, master branch, v2.9.56.11, b3565, ldiskfs; clients: SLES12.2, master branch, v2.9.56.11, b3565
• Severity: 3
• Assignee: Niu Yawei (Inactive)
• Reporter: James Casper

Description

https://testing.hpdd.intel.com/test_sessions/b7669e10-d1f4-42ce-a573-31dd57859317

Looks identical to LU-6366.

This was seen with an SLES12.2+SLES12.2 config (server+client), but not with EL7+SLES12.2 (server+client).

From test_log:

CMD: onyx-37vm5 touch /mnt/lustre/f39a.sanityn
CMD: onyx-37vm5 touch -m -d @1462324882 /mnt/lustre/f39a.sanityn
CMD: onyx-37vm6 stat -c %Y /mnt/lustre/f39a.sanityn
CMD: onyx-37vm5 date +%s
CMD: onyx-37vm5 echo hello >> /mnt/lustre/f39a.sanityn
CMD: onyx-37vm5 date +%s
CMD: onyx-37vm6 stat -c %Y /mnt/lustre/f39a.sanityn
CMD: onyx-37vm5 mv /mnt/lustre/f39a.sanityn /mnt/lustre/f39a.sanityn-1
CMD: onyx-37vm6 stat -c %Y /mnt/lustre/f39a.sanityn-1
 sanityn test_39a: @@@@@@ FAIL: mtime (1493860882) changed (to 1493860883) on rename 
  Trace dump:
  = /usr/lib64/lustre/tests/test-framework.sh:4931:error()
  = /usr/lib64/lustre/tests/sanityn.sh:1287:test_39a()
  = /usr/lib64/lustre/tests/test-framework.sh:5207:run_one()
  = /usr/lib64/lustre/tests/test-framework.sh:5246:run_one_logged()
  = /usr/lib64/lustre/tests/test-framework.sh:5093:run_test()
  = /usr/lib64/lustre/tests/sanityn.sh:1293:main()

Issue Links

• is related to: LU-6366 sanityn test_39a: mtime (1426255087) changed (to 1426255088) on rename