typedef struct _ETW_SESSION_PERF_COUNTERS
{
    long BufferMemoryPagedPool;
    long BufferMemoryNonPagedPool;
    unsigned __int64 EventsLoggedCount;
    long EventsLost;
    long NumConsumers;
} ETW_SESSION_PERF_COUNTERS, *PETW_SESSION_PERF_COUNTERS;