[LU-10497] sanity-dom sanity test_42a: FAIL: 27 < 35

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.11.0
• Affects Version/s: Lustre 2.11.0
• Severity: 3
• Assignee: James Nunez (Inactive)
• Reporter: Jian Yu

Description

sanity-dom sanity test 42a failed as follows:

== sanity test 42a: ensure that we don't flush on close ============================================== 19:55:11 (1515642911)
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00249792 s, 1.6 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00210577 s, 1.9 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.002109 s, 1.9 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00214068 s, 1.9 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00210795 s, 1.9 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00209349 s, 2.0 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00214423 s, 1.9 MB/s
vm.dirty_writeback_centisecs = 0
vm.dirty_writeback_centisecs = 0
vm.dirty_ratio = 50
vm.dirty_background_ratio = 25
8437760
15802368
15802368
8437760
8437760
15564800
8437760
100+0 records in
100+0 records out
102400 bytes (102 kB, 100 KiB) copied, 0.0346419 s, 3.0 MB/s
 sanity test_42a: @@@@@@ FAIL: 27 < 35 

Maloo reports:
https://testing.hpdd.intel.com/test_sets/cd65ddae-f714-11e7-a10a-52540065bddc
https://testing.hpdd.intel.com/test_sets/e1a7ef10-f6e6-11e7-bd00-52540065bddc
https://testing.hpdd.intel.com/test_sets/46487a14-f63a-11e7-94c7-52540065bddc
https://testing.hpdd.intel.com/test_sets/fc89fcf6-f655-11e7-94c7-52540065bddc

Issue Links

• duplicates: LU-6493 sanity test 42b failure on sync
• duplicates: LU-9693 sanity test_42c: FAIL: beforewrites 211 == afterwrites 211 on truncate