Ceph

h1. Multi-object transaction support

*Summary*

This is for multi-object transaction support.

*Owners*

Li Wang (Ubuntukylin)

Yunchuan Wen (Ubuntukylin)

Name

*Interested Parties*

If you are interested in contributing to this blueprint, or want to be a "speaker" during the Summit session, list your name here.

Name (Affiliation)

Name (Affiliation)

Name

*Current Status*

Please describe the current status of Ceph as it relates to this blueprint.  Is there something that this replaces?  Are there current features that are related?

*Detailed Description*

Allow client to define the following struct, 

struct MultiObjectTransaction {

 map<hobject_t, ObjectWriteOperation> object_ops;

 hobject_t master;

};

and send a group of ops through MOSDOp to the PG coressponding to master object, call it master PG.

*Work items*

This section should contain a list of work tasks created by this blueprint.  Please include engineering tasks as well as related build/release and documentation work.  If this blueprint requires cleanup of deprecated features, please list those tasks as well.

*Coding tasks*

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*Build / release tasks*

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*Documentation tasks*

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*Deprecation tasks*

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