If enabled, VP_MEMORY_CACHE_KB != 0, the onstat -g vpcache command displays information about CPU VP memory block cache statistics.
CPU VP memory block cache statistics - 4096 byte blocks
Number of 4096 byte memory blocks requested for each CPU VP:1024
vpid pid Blocks held Hit percentage Free cache
1 11202 946 95.9 % 88.0 %
Current VP total allocations from cache: 5816, Total frees: 6873
size cur blks alloc miss free drain
1 21 2984 203 3460 455
2 18 1095 22 1137 33
3 6 548 11 568 18
4 24 541 7 566 19
5 180 324 0 567 207
6 0 0 0 0 0
7 0 0 0 1 1
8 0 0 0 0 0
9 36 0 2 4 0
10 0 0 0 0 0
11 0 0 0 0 0
12 0 0 0 0 0
13 0 0 0 0 0
14 0 0 0 0 0
15 0 0 0 0 0
16 32 0 1 2 0
17 629 324 0 568 207
18 0 0 0 0 0
19 0 0 0 0 0
20 0 0 0 0 0
21 0 0 0 0 0
22 0 0 0 0 0
23 0 0 0 0 0
24 0 0 0 0 0
25 0 0 0 0 0
26 0 0 0 0 0
27 0 0 0 0 0
28 0 0 0 0 0
29 0 0 0 0 0
30 0 0 0 0 0
31 0 0 0 0 0
32 0 0 0 0 0
| Field | Description |
|---|---|
| size | Is the size of the memory blocks in 4096 byte blocks |
| cur blks | Is the current number of 4096 blocks, a multiple of size |
| alloc | Is the number of times a requestor received a block of this size |
| miss | Is the number of times a block was requested but none were available |
| free | Is the number of times a memory block was placed into the cache |
| drain | Is the number of times an aged block was forced out to make room for another block |
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