Lustre File Level Replication (LU-3254)

[LU-3257] IO framework and Readonly replication file Created: 01/May/13  Updated: 28/Feb/18  Resolved: 28/Feb/18

Status: Resolved
Project: Lustre
Component/s: None
Affects Version/s: Lustre 2.5.0
Fix Version/s: None

Type: Technical task Priority: Minor
Reporter: Jinshan Xiong (Inactive) Assignee: Jinshan Xiong (Inactive)
Resolution: Duplicate Votes: 0
Labels: None

Rank (Obsolete): 8063

 Description   

Revise CLIO to support read only replication file.

The following features will be implemented in this task:
1. timeout IO RPC support
2. IO framework to try next replica to fetch data
3. policy to choose replica to serve read
4. dynamic cl_page. Fanout page won't be implemented in this phase, but dynamic cl_page, which can link a top page to different sub page by replica selection has to be worked out.

 Comments   
Comment by Andreas Dilger [ 28/Feb/18 ]

Reopening to change resolution type.

Comment by Andreas Dilger [ 28/Feb/18 ]

Implemented as part of LU-9771.

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