[#LU-15530] getattr_by_name calls mdo_getattr twice if target is a remote object

Massive directory metadata operation performance decrease (LU-14146) [LU-15530] getattr_by_name calls mdo_getattr twice if target is a remote object Created: 07/Feb/22 Updated: 07/Feb/22
Status:	Open
Project:	Lustre
Component/s:	None
Affects Version/s:	None
Fix Version/s:	None

Type:

Technical task

Priority:

Minor

Reporter:

Lai Siyao

Assignee:

WC Triage

Resolution:

Unresolved

Votes:

Labels:

None

Rank (Obsolete):

9223372036854775807

Description

mdt_getattr_name_lock() should return -EREMOTE immediately if request is sent to the MDT where the parent object is located, while object is on another MDT, which can avoid one mdo_getattr().

Generated at Sat Feb 10 03:19:06 UTC 2024 using Jira 9.4.14#940014-sha1:734e6822bbf0d45eff9af51f82432957f73aa32c.

[LU-15530] getattr_by_name calls mdo_getattr twice if target is a remote object Created: 07/Feb/22 Updated: 07/Feb/22