Method for writing contiguous arrays of stripes in a RAID storage system
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United States of America Patent
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Jul 12, 2011
Grant Date -
Oct 14, 2004
app pub date -
Apr 2, 2004
filing date -
Mar 21, 2002
priority date (Note) -
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Abstract
The invention features a method for controlling storage of data in a plurality of storage devices each including storage blocks, for example, in a RAID array. The method includes receiving a plurality of write requests associated with data, and buffering the write requests. A file system defines a group of storage blocks, responsive to disk topology information. The group includes a plurality of storage blocks in each of the plurality of storage devices. Each data block of the data to be written is associated with a respective one of the storage blocks, for transmitting the association to the plurality of storage devices.
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