Is there a tool that would show me for a specific file on disk, how fragmented it is? (How many seeks does physical disk need to make if I were to read that file in a linear fashion)
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Is there a tool that would show me for a specific file on disk, how fragmented it is? (How many seeks does physical disk need to make if I were to read that file in a linear fashion)
You can use
DeviceIoControlwithFSCTL_GET_VOLUME_BITMAP,FSCTL_GET_RETRIEVAL_POINTERSandFSCTL_MOVE_FILE, see Defragmenting Files.You can also find different code examples if you search for
FSCTL_MOVE_FILE.Here is one in C and another in .NET.