INT 21 - Novell NetWare - FILE SERVER - GET FILE SYSTEM STATISTICS
AH = E3h subfn D4h
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=C8h,AH=E3h/SF=D9h,AH=E3h/SF=E7h,AH=E3h/SF=E8h

Format of request buffer:
Offset  Size    Description
00h    WORD    0001h (length of following data)
02h    BYTE    D4h (subfunction "Get File System Statistics")

Format of reply buffer:
Offset  Size    Description
00h    WORD    (call) 0028h (size of following results buffer)
02h    DWORD   clock ticks since system started
06h    WORD    maximum open files set by configuration
08h    WORD    maximum files open concurrently
0Ah    WORD    current number of open files
0Ch    DWORD   total files opened
10h    DWORD   total file read requests
14h    DWORD   total file write requests
18h    WORD    current changed FATs
1Ah    WORD    total changed FATs
1Ch    WORD    number of FAT write errors
1Eh    WORD    number of fatal FAT write errors
20h    WORD    number of FAT scan errors
22h    WORD    maximum concurrently-indexed files
24h    WORD    current number of indexed files
26h    WORD    number of attached indexed files
28h    WORD    number of indexed files available
Note:   all fields except the first are big-endian

See also: 21E3

21E3 - Novell NetWare - FILE SERVER - GET FILE SYSTEM STATISTICS