[LU-12981] Make a maximal transfer size check accurately. Created: 19/Nov/19  Updated: 01/Mar/20  Resolved: 01/Mar/20

Status: Resolved
Project: Lustre
Component/s: None
Affects Version/s: None
Fix Version/s: Lustre 2.14.0

Type: Bug Priority: Minor
Reporter: Alexey Lyashkov Assignee: Alexey Lyashkov
Resolution: Fixed Votes: 0
Labels: None

Severity: 3
Rank (Obsolete): 9223372036854775807

 Description   

LU-12140 introduce a maximal transfer size check, but it make not accurately.
1) it have lack check for the IOV/KIOV based MD's.
2) It have applied to incoming buffers, but local buffers can be very large to hold a several incoming transfers.

Lets fix these defects.

 Comments   
Comment by Gerrit Updater [ 19/Nov/19 ]

Alexey Lyashkov (c17817@cray.com) uploaded a new patch: https://review.whamcloud.com/36796
Subject: LU-12981 lnet: do checks acurately
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 31802b82bfd3effb5f1517ead02eb3a96d7d6132

Comment by Gerrit Updater [ 01/Mar/20 ]

Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/36796/
Subject: LU-12981 lnet: Check MTU accurately
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 3f80976445f7e9662b81d11db6136efe5d501bb4

Comment by Peter Jones [ 01/Mar/20 ]

Landed for 2.14

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