- 论坛徽章:
- 0
|
AgileController-DC:~ # top(M,按照内存排序)
top - 16:32:47 up 2 days, 1:09, 5 users, load average: 0.39, 0.54, 1.97
Tasks: 243 total, 1 running, 242 sleeping, 0 stopped, 0 zombie
Cpu(s): 1.8%us, 1.1%sy, 0.0%ni, 95.5%id, 1.6%wa, 0.0%hi, 0.1%si, 0.0%st
Mem: 15953M total, 15769M used, 184M free, 7M buffers
Swap: 16385M total, 706M used, 15679M free, 624M cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
4585 ossuser 20 0 9.8g 3.7g 5800 S 6 23.5 67:21.03 java
3669 ossuser 20 0 1508m 254m 5720 S 5 1.6 20:57.55 java
2840 oracle 20 0 1233m 252m 222m S 0 1.6 1:43.50 oracle
9511 oracle 20 0 1193m 186m 182m S 0 1.2 0:48.52 oracle
9489 oracle 20 0 1193m 181m 179m S 0 1.1 1:00.30 oracle
9497 oracle 20 0 1193m 179m 176m S 0 1.1 0:54.31 oracle
9505 oracle 20 0 1193m 179m 175m S 0 1.1 0:53.23 oracle
9491 oracle 20 0 1193m 178m 175m S 0 1.1 0:56.84 oracle
9515 oracle 20 0 1193m 174m 170m S 0 1.1 0:46.66 oracle
9495 oracle 20 0 1193m 173m 170m S 0 1.1 0:56.95 oracle
9523 oracle 20 0 1193m 157m 153m S 0 1.0 0:42.32 oracle
5614 oracle 20 0 1193m 128m 126m S 0 0.8 0:11.39 oracle
2846 oracle 20 0 1202m 118m 115m S 0 0.7 0:48.15 oracle
22019 oracle 20 0 1207m 73m 68m S 0 0.5 0:04.83 oracle
2850 oracle 20 0 1202m 72m 69m S 0 0.5 1:14.26 oracle
2838 oracle 20 0 1196m 72m 71m S 0 0.5 0:23.51 oracle
13814 oracle 20 0 1194m 68m 64m S 0 0.4 0:03.60 oracle
从排序最高的几个统计RES的占用不到7G,后面的进程就更少了。
AgileController-DC:~ # free 从free命令看,已经使用了15.5G,多余的8G被谁用了?
total used free shared buffers cached
Mem: 16336156 16147628 188528 0 8168 639188
-/+ buffers/cache: 15500272 835884
Swap: 16779260 723892 16055368
AgileController-DC:~ # cat /proc/meminfo
MemTotal: 16336156 kB
MemFree: 178812 kB 这里看也没有多少剩余了
Buffers: 8396 kB
Cached: 563476 kB
SwapCached: 44356 kB
Active: 4525452 kB
Inactive: 612816 kB
Active(anon): 4433684 kB
Inactive(anon): 524592 kB
Active(file): 91768 kB
Inactive(file): 88224 kB
Unevictable: 0 kB
Mlocked: 0 kB
SwapTotal: 16779260 kB
SwapFree: 16055392 kB
Dirty: 532 kB
Writeback: 0 kB
AnonPages: 4531380 kB //这个是使用了还是没有使用?
Mapped: 441940 kB
Shmem: 391836 kB
Slab: 99160 kB
SReclaimable: 35960 kB
SUnreclaim: 63200 kB
KernelStack: 8208 kB
PageTables: 99124 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 24947336 kB
Committed_AS: 8870984 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 311032 kB
VmallocChunk: 34359424740 kB
HardwareCorrupted: 0 kB
AnonHugePages: 450560 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
DirectMap4k: 67584 kB
DirectMap2M: 16709632 kB
AgileController-DC:~ #
|
|