Invention Grant
- Patent Title: Fast write operations to a mirrored volume in a volume manager
- Patent Title (中): 对卷管理器中的镜像卷进行快速写入操作
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Application No.: US11868675Application Date: 2007-10-08
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Publication No.: US07827251B2Publication Date: 2010-11-02
- Inventor: Jeevan Kamisetty , Maurilio Cometto
- Applicant: Jeevan Kamisetty , Maurilio Cometto
- Applicant Address: US CA San Jose
- Assignee: Cisco Technology, Inc.
- Current Assignee: Cisco Technology, Inc.
- Current Assignee Address: US CA San Jose
- Agency: Weaver Austin Villeneuve & Sampson LLP
- Main IPC: G06F15/16
- IPC: G06F15/16

Abstract:
In one embodiment, a method is provided comprising: receiving, at a virtualizer, a write command from an initiator in a storage area network, wherein the storage area network includes the initiator and a plurality of mirrored storages; sending, from the virtualizer, a write command to the plurality of mirrored storages; receiving, at the virtualizer, a transfer ready message from a first of the plurality of mirrored storages; sending a transfer ready message from the virtualizer to the initiator in response to the receiving of the transfer ready message from the first of the plurality of mirrored storages; receiving, at the virtualizer, a data message from the initiator; and sending, from the virtualizer, a data message to the plurality of mirrored storage once transfer ready messages have been received from each of the plurality of mirrored storages.
Public/Granted literature
- US20080104321A1 FAST WRITE OPERATIONS TO A MIRRORED VOLUME IN A VOLUME MANAGER Public/Granted day:2008-05-01
Information query