_IO_COUNTERS

recordsMetadatacopy
struct _IO_COUNTERS {
    unsigned long ReadOperationCount;/* 0x0  4 */
    unsigned long WriteOperationCount;/* 0x4  4 */
    unsigned long OtherOperationCount;/* 0x8  4 */
    /* 4 bytes padding */
    union _LARGE_INTEGER ReadTransferCount;/* 0x10  8 */
    union _LARGE_INTEGER WriteTransferCount;/* 0x18  8 */
    union _LARGE_INTEGER OtherTransferCount;/* 0x20  8 */
};
/* recorded in CDPLAYER.EXE and DISKPERF.EXE, Feb 1993 DDK */