[LU-2189] failure on sanityn.sh test_36: space leaked

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.4.0, Lustre 2.10.0
• Affects Version/s: Lustre 2.3.0, Lustre 2.4.0
• Labels: zfs
• Severity: 3
• Assignee: Nathaniel Clark
• Reporter: Maloo

Description

This issue was created by maloo for Li Wei <[e-mail]>

This issue relates to the following test suite run: https://maloo.whamcloud.com/test_sets/7a821d6a-1730-11e2-afe1-52540035b04c.

The sub-test test_36 failed with the following error:

space leaked

Info required for matching: sanityn 36

Issue Links

• is related to: LU-3053 Test failure on test suite replay-ost-single, subtest test_6

Comments

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/27373/
Subject: LU-2189 tests: Ensure quiescence for sanityn/36
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: a7e534ce58efe3c5eb79250414ad5b05dfc8a13a

[Gerrit Updater]

Nathaniel Clark ([e-mail]) uploaded a new patch: https://review.whamcloud.com/27373
Subject: LU-2189 tests: Ensure quiescence for sanityn/36
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 4b796404a3dcbbc00b1d24e82bfacb01100e8f92

[Jian Yu]

Lustre client: http://build.whamcloud.com/job/lustre-b2_3/41/ (2.3.0)
Lustre server: http://build.whamcloud.com/job/lustre-b2_4/69/ (2.4.2 RC1)

sanityn test 36 hit the same failure:
https://maloo.whamcloud.com/test_sets/85d99f90-685f-11e3-a16f-52540035b04c

[Nathaniel Clark]

I believe this issue is due to zfs backed targets reporting a fluctuating amount of available space (while used and total remain fixed).

[Jian Yu]

Lustre client: http://build.whamcloud.com/job/lustre-b2_3/41/ (2.3.0)
Lustre server: http://build.whamcloud.com/job/lustre-b2_4/44/ (2.4.1 RC1)

sanityn test 36 hit the same failure:
https://maloo.whamcloud.com/test_sets/c6098f94-14f9-11e3-9828-52540035b04c

[Sarah Liu]

Hit this issue when running interop between 2.3.0 client and 2.4 server

https://maloo.whamcloud.com/test_sets/b518bbd4-a7a2-11e2-b3cc-52540035b04c

[Nathaniel Clark]

EXCEPT this test for ZFS
http://review.whamcloud.com/6010

On landing this patch, this bug should remain open, and be marked always_except

[Andreas Dilger]

There were several failures of this test, though they have more descriptive error messages than previously (I assume that was part of the patch landed):

https://maloo.whamcloud.com/test_sets/afa8287c-9e17-11e2-8513-52540035b04c
https://maloo.whamcloud.com/test_sets/0ece37da-9e0c-11e2-9d68-52540035b04c
https://maloo.whamcloud.com/test_sets/6910615a-9dc1-11e2-9f38-52540035b04c
https://maloo.whamcloud.com/test_sets/c5c04ef0-9de5-11e2-8513-52540035b04c

space leaked after_dd:75858688 > after:75791104

[Peter Jones]

Landed for 2.4

[Nathaniel Clark]

http://review.whamcloud.com/5722