[LU-4904] parallel-scale test write_append_truncate failed with divide error

• Status: Resolved
• Project: Lustre
• Affects Version/s: Lustre 2.1.6, Lustre 2.6.0, Lustre 2.5.1, Lustre 2.4.3
• Fix Version/s: Lustre 2.6.0, Lustre 2.5.4
• Type: Bug
• Priority: Minor
• Reporter: Andriy Skulysh
• Assignee: Emoly Liu
• Resolution: Fixed
• Labels: patch
• Severity: 3

Description

Lustre: DEBUG MARKER: == parallel-scale test write_append_truncate: write_append_truncate == 01:31:11 (1395970271)
write_append_tr[16866] trap divide error ip:401f0b sp:7fff7a94e760 error:0 in write_append_truncate[400000+4000]
Lustre: DEBUG MARKER: parallel-scale test_write_append_truncate: @@@@@@ FAIL: write_append_truncate failed! 1

Comments

[Andriy Skulysh]

trunc_size calculation is wrong in case of append_size == 1

[Andriy Skulysh]

patch: http://review.whamcloud.com/9948

[Peter Jones]

Emoly

Could you please shepherd this patch through to landing?

Thanks

Peter

[Jian Yu]

More instances:

Lustre build: http://build.whamcloud.com/job/lustre-master/1965
Distro: RHEL6.5
https://maloo.whamcloud.com/test_sets/11e90c14-b84c-11e3-9273-52540035b04c

Lustre build: http://build.whamcloud.com/job/lustre-b2_4/74/
Distro: SLES11SP2 (client), RHEL6.4 (server)
https://maloo.whamcloud.com/test_sets/663142a4-b956-11e3-b795-52540035b04c

Lustre client build: http://build.whamcloud.com/job/lustre-b2_1/220/
Lustre server build: http://build.whamcloud.com/job/lustre-b2_4/73/
Distro: RHEL6.4
https://maloo.whamcloud.com/test_sets/823223aa-b141-11e3-a187-52540035b04c

[Emoly Liu]

Patch landed for 2.6

[Jodi Levi (Inactive)]

Reopening ticket to include fix version

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch http://review.whamcloud.com/12358/
Subject: LU-4904 test: write_append_truncate failed with divide error
Project: fs/lustre-release
Branch: b2_5
Current Patch Set:
Commit: 88faf0ab6e2ebdbc3a3c70010fe04cf56f11ea97