Electrical computers and digital processing systems: memory – Storage accessing and control – Shared memory area
Reexamination Certificate
2005-12-13
2005-12-13
Portka, Gary (Department: 2188)
Electrical computers and digital processing systems: memory
Storage accessing and control
Shared memory area
C709S214000, C710S316000, C711S170000
Reexamination Certificate
active
06976134
ABSTRACT:
A system in accordance with an embodiment of the invention provides Quality of Service (QoS) for Storage Access. Such QoS is partially enabled in one embodiment by the automatic pooling of storage devices and provisioning virtual targets from those pools. QoS is enforced in one embodiment by keeping the bandwidth for each connection within a specified range, and particularly, by controlling the number of allowed concurrent requests from an initiator. Load balancing is also provided in one embodiment, improving response times for requests, further easing the ability to provide QoS.
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Cheng Yu-Ping
Lolayekar Santosh C.
Maranon Renato E.
Saxena Sanjay
EMC Corporation
Portka Gary
Vierra Magen Marcus Harmon & DeNiro LLP
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