Remote direct memory access enabled network interface controller switchover and switchback support
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United States of America Patent
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Apr 13, 2004
Grant Date -
Mar 11, 2004
app pub date -
Sep 5, 2002
filing date -
Sep 5, 2002
priority date (Note) -
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Abstract
A method, computer program product, and distributed data processing system for supporting RNIC (RDMA enabled NIC) switchover and switchback are provided. Using the mechanism provided in the present invention when a planned or unplanned outage occurs on a primary RNIC, all outstanding connections are switched over to an alternate RNIC, and the alternate RNIC continues communication processing. Additionally, using the mechanism provided in the present invention, connections can also be switched back.
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