Format of FAST! cache information (v5.00-5.03) |
| Offset | Size | Description | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
00h |
WORD |
binary version number of FAST! (v5.00 = 01F4h) | ||||||||||||
|
02h |
BYTE |
revision letter
|
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|
03h |
BYTE |
FAST! variant
|
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|
04h |
DWORD |
total number of read requests | ||||||||||||
|
08h |
DWORD |
number of physical disk reads | ||||||||||||
|
0Ch |
DWORD |
grabbed hash buckets | ||||||||||||
|
10h |
DWORD |
"st_386mem" | ||||||||||||
|
14h |
DWORD |
total number of writes (only counted when staging enabled) | ||||||||||||
|
18h |
DWORD |
number of physical disk writes (only when staging enabled) | ||||||||||||
|
1Ch |
DWORD |
number of write errors while flushing cache | ||||||||||||
|
20h |
WORD |
flags1 (see #00294) | ||||||||||||
|
22h |
WORD |
flags bit 0: ??? bit 1:
|
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|
24h |
WORD |
??? | ||||||||||||
|
26h |
WORD |
maximum cache size in KB | ||||||||||||
|
28h |
WORD |
minimum cache size in KB | ||||||||||||
|
2Ah |
WORD |
(FASTC) segment of first cache buffer | ||||||||||||
| (FASTE) segment of EMS page frame | ||||||||||||||
| (FASTX XMS) XMS handle | ||||||||||||||
|
2Ch |
WORD |
number of hash buckets containing no entries | ||||||||||||
|
2Eh |
WORD |
number of hash buckets containing one entry | ||||||||||||
|
30h |
WORD |
number of hash buckets containing two entries | ||||||||||||
|
32h |
WORD |
number of hash buckets containing three entries | ||||||||||||
|
34h |
WORD |
number of hash buckets containing four entries | ||||||||||||
|
36h |
WORD |
number of hash buckets containing five entries | ||||||||||||
|
38h |
WORD |
maximum contiguous sectors | ||||||||||||
|
3Ah |
WORD |
hash factor | ||||||||||||
|
3Ch |
WORD |
number of paragraphs of memory used below 1M | ||||||||||||
|
3Eh |
WORD |
entries per hash bucket | ||||||||||||
|
40h |
WORD |
idle delay in seconds | ||||||||||||
|
42h |
2 BYTEs |
??? | ||||||||||||
|
44h |
WORD |
staged write threshold percentage | ||||||||||||
|
46h |
2 BYTEs |
??? | ||||||||||||
|
48h |
WORD |
number of dirty sectors | ||||||||||||
|
4Ah |
WORD |
number of staged write buffers | ||||||||||||
|
4Ch |
WORD |
current cache size in KB | ||||||||||||
|
4Eh |
WORD |
beep frequency in Hz | ||||||||||||
|
50h |
WORD |
??? | ||||||||||||
|
52h |
WORD |
??? | ||||||||||||