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2.3.12.4 EXFAT_STATISTICS

  • 项目

The EXFAT_STATISTICS data element is returned with a FSCTL_FILESYSTEM_GET_STATISTICS reply message when exFAT file system statistics are requested.

The EXFAT_STATISTICS data element is as follows:


0


1


2


3


4


5


6


7


8


9

1
0


1


2


3


4


5


6


7


8


9

2
0


1


2


3


4


5


6


7


8


9

3
0


1

CreateHits

SuccessfulCreates

FailedCreates

NonCachedReads

NonCachedReadBytes

NonCachedWrites

NonCachedWriteBytes

NonCachedDiskReads

NonCachedDiskWrites

CreateHits (4 bytes): A 32-bit unsigned integer value containing the number of create operations.

SuccessfulCreates (4 bytes): A 32-bit unsigned integer value containing the number of successful create operations.

FailedCreates (4 bytes): A 32-bit unsigned integer value containing the number of failed create operations.

NonCachedReads (4 bytes): A 32-bit unsigned integer value containing the number of read operations that were not cached.

NonCachedReadBytes (4 bytes): A 32-bit unsigned integer value containing the number of bytes read from a file that were not cached.

NonCachedWrites (4 bytes): A 32-bit unsigned integer value containing the number of write operations that were not cached.

NonCachedWriteBytes (4 bytes): A 32-bit unsigned integer value containing the number of bytes written to a file that were not cached.

NonCachedDiskReads (4 bytes): A 32-bit unsigned integer value containing the number of read operations that were not cached. This value includes sub-read operations.

NonCachedDiskWrites (4 bytes): A 32-bit unsigned integer value containing the number of write operations that were not cached. This value includes sub-write operations.