发明申请
US20140068324A1 ASYNCHRONOUS RAID STRIPE WRITESTO ENABLE RESPONSE TO MEDIA ERRORS 有权
异步RAID条纹写入对媒体错误的响应

ASYNCHRONOUS RAID STRIPE WRITESTO ENABLE RESPONSE TO MEDIA ERRORS
摘要:
A method includes detecting that a first file and a second file are duplicates, and storing the first file and the second file to a target storage device. Metadata is written to the target storage device in association with the first file, wherein the metadata identifies the location of the second file that is a duplicate of the first file. Later, an application program requests a first read operation to read the first file. In response to a media error that results from the first read operation, the target storage device reads the metadata associated with the first file to identify the location of the second file, performs a second read operation to read the second file instead of the first file, and provides the second file to the application program in satisfaction of the requested first read operation.
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