[LU-4937] LustreError: 2926:0:(osc_request.c:1608:osc_brw_fini_request()) Protocol error: - Unable to send checksum

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.6.0, Lustre 2.5.3
• Affects Version/s: Lustre 2.4.2
• Labels: llnl mn4
• Environment: Lustre 2.4.2; Red Hat Enterprise Linux Server release 6.5 (Santiago)
• Severity: 3
• Assignee: Zhenyu Xu
• Reporter: Rajeshwaran Ganesan

Description

We noticed the following error on three of the lustre clients, we like to know why its happening and does it need any fix..

Apr 4 15:34:07 uc1n274 kernel: LustreError: 2926:0:(osc_request.c:1608:osc_brw_fini_request()) Protocol error: server 172.26.8.15@o2ib set the 'checksum' bit, but didn't send a checksum. Not fatal, but please notify on http://bugs.whamcloud.com/
Apr 4 16:38:55 uc1n484 kernel: LustreError: 2981:0:(osc_request.c:1608:osc_brw_fini_request()) Protocol error: server 172.26.8.15@o2ib set the 'checksum' bit, but didn't send a checksum. Not fatal, but please notify on http://bugs.whamcloud.com/
Apr 5 01:14:44 uc1n251 kernel: LustreError: 2914:0:(osc_request.c:1608:osc_brw_fini_request()) Protocol error: server 172.26.8.15@o2ib set the 'checksum' bit, but didn't send a checksum. Not fatal, but please notify on http://bugs.whamcloud.com/

Comments

[Jodi Levi (Inactive)]

Yes. We are tracking this externally to land in b2_5 as well.
Thank you!

[Lukasz Flis]

@Jodi: Could you please land the patch to b2_5 also?

[Jodi Levi (Inactive)]

Patch landed to Master. Please reopen ticket if more work is needed.