struct _ETW_PERF_COUNTERS {
long TotalActiveSessions;/* 0x0 4 */
long TotalBufferMemoryNonPagedPool;/* 0x4 4 */
long TotalBufferMemoryPagedPool;/* 0x8 4 */
long TotalGuidsEnabled;/* 0xc 4 */
long TotalGuidsNotEnabled;/* 0x10 4 */
long TotalGuidsPreEnabled;/* 0x14 4 */
};