[LU-11596] sanity test_42d/test_42e: FAIL: failed: client:143294464 server: 143110144

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.15.0
• Affects Version/s: Lustre 2.12.0, Lustre 2.13.0, Lustre 2.14.0, Lustre 2.12.4, Lustre 2.12.5, Lustre 2.12.6
• Labels: arm ppc rhel8
• Environment: Lustre Build: https://build.whamcloud.com/job/lustre-master/3811 ; Distro/Arch: RHEL7.5/aarch64 (client), RHEL7.5/x86_64 (server)
• Severity: 3
• Assignee: James A Simmons
• Reporter: Jian Yu

Description

sanity test 42d failed as follows:

Lustre: DEBUG MARKER: /usr/sbin/lctl get_param -n osc.lustre-*.cur_*grant_bytes
Lustre: DEBUG MARKER: /usr/sbin/lctl get_param osc.lustre-*.cur_*_bytes
Lustre: DEBUG MARKER: /usr/sbin/lctl mark  sanity test_42d: @@@@@@ FAIL: failed: client:143294464 server: 143110144. 
Lustre: DEBUG MARKER: sanity test_42d: @@@@@@ FAIL: failed: client:143294464 server: 143110144.

Dmesg on OSS node:

Lustre: DEBUG MARKER: == sanity test 42d: test complete truncate of file with cached dirty data ============================ 01:34:08 (1540517648)
Lustre: DEBUG MARKER: lctl set_param -n fail_loc=0 	    fail_val=0 2>/dev/null
Lustre: DEBUG MARKER: /usr/sbin/lctl get_param  obdfilter.lustre-OST*.{tot_granted,tot_pending,grant_precreate}
Lustre: DEBUG MARKER: /usr/sbin/lctl get_param obdfilter.lustre-OST*.tot* obdfilter.lustre-OST*.grant_*
Lustre: DEBUG MARKER: /usr/sbin/lctl mark  sanity test_42d: @@@@@@ FAIL: failed: client:143294464 server: 143110144. 
Lustre: DEBUG MARKER: sanity test_42d: @@@@@@ FAIL: failed: client:143294464 server: 143110144.

Maloo report: https://testing.whamcloud.com/test_sets/88bbf5c2-d9d0-11e8-b46b-52540065bddc

sanity tests 63a, 63b, 64a, 64b, 64c also failed with the same issue.

Issue Links

• duplicates: LU-10033 MOFED4.1 sanity test_42d: failed: client:151191552 server: 75595776
• duplicates: LU-10571 sanity test_42d: failed: client:110231552 server: 111935488.
• is duplicated by: LU-14630 sanity test_42e: failed grant check
• is related to: LU-12255 sanity-dom test 42e fails with ‘test_42e failed with 1’
• is related to: LU-13838 sanity test_64e: Grants Mismatch on ARM
• is related to: LU-10300 Can the Lustre 2.10.x clients support 64K kernel page?