使用nmon m命令查看+-topas_nmon--#=PURR Stats-------Host=pvlndb1--------Refresh=2 secs---14:47.45---------------------------+
| Memory ------------------------------------------------------------------------------------------------|
| Physical PageSpace | pages/sec In Out | FileSystemCache |
|% Used 99.7% 1.1% | to Paging Space 0.0 0.0 | (numperm) 1.0% |
|% Free 0.3% 98.9% | to File System 0.0 0.0 | Process 86.0% |
|MB Used 7306.3MB 139.7MB | Page Scans 0.0 | System 12.7% |
|MB Free 21.7MB 12148.3MB | Page Cycles 0.0 | Free 0.3% |
|Total(MB) 7328.0MB 12288.0MB | Page Steals 0.0 | ------ |
| | Page Faults 160.5 | Total 100.0% |
|------------------------------------------------------------ | numclient 1.0% |
|Min/Maxperm 352MB( 5%) 1056MB( 14%) <--% of RAM | maxclient 9.6% |
|Min/Maxfree 960 1088 Total Virtual 19.2GB | User 83.8% |
|Min/Maxpgahead 2 8 Accessed Virtual 6.7GB 35.1%| Pinned 18.7% |
|--------------------------------------------------------------------------------------------------------|
| |
|
内存使用了99.7%
使用topas
%comp 98
%noncomp 0
%client 0
使用vmstat查看
System configuration: lcpu=8 mem=7328MB
kthr memory page faults cpu
----- ----------- ------------------------ ------------ -----------
r b avm fre re pi po fr sr cy in sy cs us sy id wa
1 1 1765462 6680 0 0 2 9 36 0 521 15400 7358 11 3 84 2
使用lsps -s查看
Total Paging Space Percent Used
12288MB 2%
看了很多论坛帖子,都说只要ps不高就没问题,可是今天因为内存不足当机了一次。但是现在查看ps也不高。求大神指导。
内存使用率非常高,本人小白
不知道是什么问题,求教育求大神拯救
收起