Remote NVMe activation
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United States of America Patent
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Aug 4, 2020
Grant Date -
Mar 8, 2018
app pub date -
Sep 8, 2016
filing date -
Sep 8, 2016
priority date (Note) -
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Abstract
A method of accessing a remote storage subsystem from a host device separate from the remote storage subsystem and connected via interfaces to a data communications topology is disclosed. In one embodiment, the communications interface comprises an RDMA network fabric. In one embodiment, the method includes queuing a write command or a read command in a submission queue of the remote storage subsystem, and placing a write data into a memory of the remote storage subsystem. The method further includes transmitting a message to the remote storage subsystem indicating the write command or the read command has been submitted in the submission queue, and detecting a command completion status from a completion queue of the remote storage subsystem. The method further includes transmitting a message to the remote storage subsystem indicating the command completion status has been detected.
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