[LU-8159] cache xattr in ldiskfs OSD Created: 18/May/16  Updated: 27/Feb/20  Due: 10/Jun/16  Resolved: 29/Jun/16

Status: Resolved
Project: Lustre
Component/s: None
Affects Version/s: Lustre 2.9.0
Fix Version/s: Lustre 2.9.0

Type: Improvement Priority: Major
Reporter: Lai Siyao Assignee: Lai Siyao
Resolution: Fixed Votes: 0
Labels: DNE, xattr
Environment:

ldiskfs OSD

Issue Links:
Gantt End to Start
has to be done after LU-7660 FS default striping settings only hon... Resolved
Related
is related to LU-5676 DNE 2: cache LMV EA in LOD Resolved
Epic/Theme: Performance
Rank (Obsolete): 9223372036854775807

 Description   

After LU-7660 LOD doesn't cache default striping, so each create will fetch it from bottom, since LU-7660 enables OSP xattr caching, and ZFS OSD caches xattr by default, ldiskfs OSD should cache xattr too.

Use mdtest to compare performance between before and after.

 Comments   
Comment by Gerrit Updater [ 30/May/16 ]

Lai Siyao (lai.siyao@intel.com) uploaded a new patch: http://review.whamcloud.com/20496
Subject: LU-8159 osd-ldiskfs: cache xattr in osd-ldiskfs
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 33107283b2deedfd40966e89d939508b24c8e8ee

Comment by Gerrit Updater [ 27/Jun/16 ]

Oleg Drokin (oleg.drokin@intel.com) merged in patch http://review.whamcloud.com/20496/
Subject: LU-8159 osd-ldiskfs: cache xattr in osd-ldiskfs
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 3a5db1d89aec0cc3969966f87b94315870f49d2d

Comment by Joseph Gmitter (Inactive) [ 29/Jun/16 ]

Landed to master for 2.9.0

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