[LU-17831] improve time taken to discard pages under a lock - Whamcloud Community JIRA

Details

Type: Improvement
Resolution: Unresolved
Priority: Minor
Fix Version/s: None
Affects Version/s: None
Labels:
None

Severity:
3
Rank (Obsolete):
9223372036854775807

Description

A topic raised at the LUG hackathon is the time it takes to discard pages under a DLMlock when cancelling that lock.

This can be extremely time consuming some times. A quick investigation shows a few ways to improve this and I'll capture them here.

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(4 mentioned in)

Activity

[LU-17831] improve time taken to discard pages under a lock

Gerrit Updater added a comment - 02/Dec/24 5:45 AM

"Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55054/
Subject: LU-17831 llite: remove refcount assert
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 2c7e62340dc65fc9e8047a11c738a05e9e4fc416

Gerrit Updater added a comment - 02/Dec/24 5:45 AM "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55054/ Subject: LU-17831 llite: remove refcount assert Project: fs/lustre-release Branch: master Current Patch Set: Commit: 2c7e62340dc65fc9e8047a11c738a05e9e4fc416

Gerrit Updater added a comment - 02/Dec/24 5:45 AM

"Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55053/
Subject: LU-17831 llite: remove PageLocked assert
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 27da817f105f447135b117f95f32930f5e80ced0

Gerrit Updater added a comment - 02/Dec/24 5:45 AM "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55053/ Subject: LU-17831 llite: remove PageLocked assert Project: fs/lustre-release Branch: master Current Patch Set: Commit: 27da817f105f447135b117f95f32930f5e80ced0

Gerrit Updater added a comment - 08/May/24 9:40 PM

"Patrick Farrell <patrick.farrell@oracle.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55057
Subject: LU-17831 osc: batch discard for read locks
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 8feb6a998ea375a05e87dce307e152bdcd5533d7

Gerrit Updater added a comment - 08/May/24 9:40 PM "Patrick Farrell <patrick.farrell@oracle.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55057 Subject: LU-17831 osc: batch discard for read locks Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: 8feb6a998ea375a05e87dce307e152bdcd5533d7

Gerrit Updater added a comment - 08/May/24 9:23 PM

"Patrick Farrell <patrick.farrell@oracle.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55056
Subject: LU-17831 osc: discard all if discard one
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: d38e623eefb0b3ab0561519a9b30984add51ade5

Gerrit Updater added a comment - 08/May/24 9:23 PM "Patrick Farrell <patrick.farrell@oracle.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55056 Subject: LU-17831 osc: discard all if discard one Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: d38e623eefb0b3ab0561519a9b30984add51ade5

Gerrit Updater added a comment - 08/May/24 9:03 PM

"Patrick Farrell <patrick.farrell@oracle.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55055
Subject: LU-17831 osc: batch discard for write locks
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 4876ae73d09ab8ccf91cdd2d0d197b9e2b69c63a

Gerrit Updater added a comment - 08/May/24 9:03 PM "Patrick Farrell <patrick.farrell@oracle.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55055 Subject: LU-17831 osc: batch discard for write locks Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: 4876ae73d09ab8ccf91cdd2d0d197b9e2b69c63a

Gerrit Updater added a comment - 08/May/24 8:36 PM

"Patrick Farrell <patrick.farrell@oracle.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55054
Subject: LU-17831 llite: remove refcount assert
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: bd6dd152ef06f7037df92c253bdf89c9cbf1bf4b

Gerrit Updater added a comment - 08/May/24 8:36 PM "Patrick Farrell <patrick.farrell@oracle.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55054 Subject: LU-17831 llite: remove refcount assert Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: bd6dd152ef06f7037df92c253bdf89c9cbf1bf4b

Gerrit Updater added a comment - 08/May/24 8:36 PM

"Patrick Farrell <patrick.farrell@oracle.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55053
Subject: LU-17831 llite: remove PageLocked assert
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 9085514b1d80cd2a5c4f5eaa66113d648bd2a6e4

Gerrit Updater added a comment - 08/May/24 8:36 PM "Patrick Farrell <patrick.farrell@oracle.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55053 Subject: LU-17831 llite: remove PageLocked assert Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: 9085514b1d80cd2a5c4f5eaa66113d648bd2a6e4

People

Assignee:: Patrick Farrell (Inactive)

Reporter:: Patrick Farrell (Inactive)

Votes:: 0 Vote for this issue

Watchers:: 3 Start watching this issue

Dates

Created:: 08/May/24 2:34 PM

Updated:: 12/Apr/25 8:48 AM