[LU-15046] osp precreate thread can get stuck Created: 30/Sep/21  Updated: 19/Jul/23  Resolved: 02/Nov/22

Status: Resolved
Project: Lustre
Component/s: None
Affects Version/s: Upstream
Fix Version/s: Lustre 2.16.0

Type: Improvement Priority: Minor
Reporter: Alex Zhuravlev Assignee: Alex Zhuravlev
Resolution: Fixed Votes: 0
Labels: None

Issue Links:
Related
Rank (Obsolete): 9223372036854775807

 Description   

osp precreate thread can race with osp_obd_connect() which initializes lcs_exp (required for fid client). then if the precreate thread finds lcs_exp uninitialized it can get stuck blocking all precreating logic.



 Comments   
Comment by Gerrit Updater [ 30/Sep/21 ]

"Alex Zhuravlev <bzzz@whamcloud.com>" uploaded a new patch: https://review.whamcloud.com/45099
Subject: LU-15046 osp: precreate thread vs connect race
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: a313fd30aa31758e6e2f0f74d2b2980a381daf4c

Comment by Gerrit Updater [ 02/Nov/22 ]

"Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/45099/
Subject: LU-15046 osp: precreate thread vs connect race
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 7e0a2b073701e23f6c941d249e034abe1043ccd6

Comment by Peter Jones [ 02/Nov/22 ]

Landed for 2.16

Comment by Gerrit Updater [ 12/Jul/23 ]

"Alex Deiter <alex.deiter@gmail.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/51649
Subject: LU-15046 tests: skip sanity-flr/test_200c for old MDS
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: f152fe6e313843067c4c32299acf066d41896d61

Comment by Gerrit Updater [ 19/Jul/23 ]

"Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/51649/
Subject: LU-15046 tests: skip sanity-flr/test_200c for old MDS
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 0b705a916f3349650553a179954bebaf1bf4b86a

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