Massive directory metadata operation performance decrease (LU-14146)

[LU-17003] DNE system doesn't need to support REP-ACK Created: 30/Jul/23  Updated: 24/Aug/23

Status: Open
Project: Lustre
Component/s: None
Affects Version/s: None
Fix Version/s: None

Type: Technical task Priority: Minor
Reporter: Lai Siyao Assignee: Lai Siyao
Resolution: Unresolved Votes: 0
Labels: None

Severity: 3
Rank (Obsolete): 9223372036854775807

 Description   

DNE system doesn't need to support REP-ACK, because similar to the original Commit-on-Sharing, EX|PW mode locks are downgraded to TXN mode, and kept in reply_state till transaction commit, which can guarantee transaction dependency.

 Comments   
Comment by Gerrit Updater [ 02/Aug/23 ]

"Lai Siyao <lai.siyao@whamcloud.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/51851
Subject: LU-17003 dne: remove REP-ACK support in DNE system
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: b44771feffbeb236bb18256978c0984c6de15633

Comment by Gerrit Updater [ 24/Aug/23 ]

"Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/51851/
Subject: LU-17003 dne: remove REP-ACK support in DNE system
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 3209d206927d771d2ce7d71a1a75aecce4d0b356

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