INT 21 - Novell NetWare - FILE SERVER - GET DISK CACHE STATISTICS
AH = E3h subfn D6h
DS:SI -> request buffer (see below)
ES:DI -> reply buffer (see below)
Return: AL = status
00h successful
C6h no console rights
Notes:  this function is supported by Advanced NetWare 2.1+
the calling workstation must have console operator privileges
SeeAlso: AH=E3h/SF=D5h,AH=E3h/SF=D8h,AH=E3h/SF=D9h,AH=E3h/SF=E6h

Format of request buffer:
Offset  Size    Description
00h    WORD    0001h (length of following data)
02h    BYTE    D6h (subfunction "Get Disk Cache Statistics")

Format of reply buffer:
Offset  Size    Description
00h    WORD    (call) 004Eh (length of following results buffer)
02h    DWORD   clock ticks since system started (big-endian)
06h    WORD    number of cache buffers (big-endian)
08h    WORD    size of cache buffer in bytes (big-endian)
0Ah    WORD    number of dirty cache buffers (big-endian)
0Ch    DWORD   number of cache read requests (big-endian)
10h    DWORD   number of cache write requests (big-endian)
14h    DWORD   number of cache hits (big-endian)
18h    DWORD   number of cache misses (big-endian)
1Ch    DWORD   number of physical read requests (big-endian)
20h    DWORD   number of physical write requests (big-endian)
24h    WORD    number of physical read errors (big-endian)
26h    WORD    number of physical write errors (big-endian)
28h    DWORD   cache get requests (big-endian)
2Ch    DWORD   cache full write requests (big-endian)
30h    DWORD   cache partial write requests (big-endian)
34h    DWORD   background dirty writes (big-endian)
38h    DWORD   background aged writes (big-endian)
3Ch    DWORD   total cache writes (big-endian)
40h    DWORD   number of cache allocations (big-endian)
44h    WORD    thrashing count (big-endian)
46h    WORD    number of times LRU block was dirty (big-endian)
48h    WORD    number of reads on cache blocks not yet filled by writes
(big-endian)
4Ah    WORD    number of times a fragmented write occurred (big-endian)
4Ch    WORD    number of cache hits on unavailable block (big-endian)
4Eh    WORD    number of times a cache block was scrapped (big-endian)

See also: 21E3

21E3 - Novell NetWare - FILE SERVER - GET DISK CACHE STATISTICS