LOAD-BALANCING CLUSTER
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United States of America Patent
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N/A
Issued Date -
Jul 4, 2013
app pub date -
Jun 13, 2012
filing date -
Dec 31, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A load-balancing cluster includes a switch having ports; and servers connected to at least some of the ports. The servers are each addressable by the same virtual Internet Protocol (VIP) address. A first server of the plurality of servers establishing a Transmission Control Protocol (TCP) connection with a client computer, and, in response to a resource request received by the first server from the client computer for a particular resource, if the first server does not have a copy of the particular resource it queries one or more peers regarding the particular resource. Based at least in part on responses from the peers, the first server either: obtains the particular resource from a peer; or migrates the TCP connection to a peer; or serves the particular resource to the client request through a second server.
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