[LU-12644] correct fast read & strided readahead interaction Created: 08/Aug/19  Updated: 08/May/20  Resolved: 14/Feb/20

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

Type: Bug Priority: Minor
Reporter: Patrick Farrell (Inactive) Assignee: Wang Shilong (Inactive)
Resolution: Fixed Votes: 0
Labels: None

Issue Links:
Duplicate
is duplicated by LU-12367 readahead page count calculation is i... Resolved
Related
is related to LU-13541 Application hang and kernel "divide e... Resolved
Severity: 3
Rank (Obsolete): 9223372036854775807

 Description   

Fast read adjusts readahead, but does not correctly calculate pages for strided mode.  Fixing this is necessary to get strided readahead working correctly.

 Comments   
Comment by Patrick Farrell (Inactive) [ 08/Aug/19 ]

https://review.whamcloud.com/35466 from wshilong for this

Comment by Gerrit Updater [ 14/Feb/20 ]

Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/35466/
Subject: LU-12644 llite: try fast io for stride io correctly
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 9e4c5bdaaec5ef347260f0fd2f916143224f3cc4

Comment by Peter Jones [ 14/Feb/20 ]

Landed for 2.14

Generated at Sat Feb 10 02:54:24 UTC 2024 using Jira 9.4.14#940014-sha1:734e6822bbf0d45eff9af51f82432957f73aa32c.