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本帖最后由 chinaboycj 于 2011-11-16 12:24 编辑
vmstat -n 3
procs -----------memory---------- ---swap-- -----io---- --system-- -----cpu------
r b swpd free buff cache si so bi bo in cs us sy id wa st
0 8 0 34252512 336568 60549160 0 0 0 16 0 0 0 1 99 0 0
4 8 0 34250912 336568 60549160 0 0 0 128 1988 10019 0 1 95 5 0
2 8 0 34250524 336568 60549168 0 0 0 0 2189 10612 0 1 94 5 0
0 8 0 34252240 336568 60549168 0 0 0 55 1161 5773 0 0 95 5 0
1 8 0 34254172 336568 60549172 0 0 0 0 1119 5683 0 0 95 5 0
1 4 0 34252040 336568 60549236 0 0 21 9075 2082 12243 0 3 94 3 0
0 4 0 34252100 336568 60549272 0 0 7 3792 1679 9455 0 2 97 1 0
1 0 0 34253120 336568 60549332 0 0 23 2733 1489 8484 0 2 96 2 0
1 3 0 34254500 336568 60549392 0 0 19 2272 1340 7908 0 2 96 2 0
0 6 0 34253860 336568 60549420 0 0 0 1313 1316 7150 0 1 96 3 0
2 2 0 34254424 336568 60549424 0 0 3 2195 1348 7671 0 1 96 3 0
0 7 0 34256320 336568 60549444 0 0 0 824 1278 6670 0 1 97 2 0
3 8 0 34257816 336568 60549444 0 0 0 12 1107 5745 0 1 98 2 0
1 8 0 34260104 336568 60549452 0 0 0 64 1156 5864 0 1 97 2 0
1 8 0 34261500 336568 60549452 0 0 0 8 1125 5838 0 0 98 2 0
1 8 0 34262544 336568 60549460 0 0 0 43 1167 6046 0 1 98 2 0
1 8 0 34263836 336568 60549460 0 0 0 44 1127 5856 0 0 98 2 0
6 8 0 34264100 336568 60549464 0 0 0 0 1177 6024 0 0 98 2 0
1 8 0 34265148 336568 60549468 0 0 0 39 1128 5898 0 0 98 2 0
2 1 0 34263464 336568 60548484 0 0 9 5189 1812 10807 0 3 95 2 0
2 1 0 34263928 336568 60548496 0 0 3 1235 1237 6257 0 1 97 2 0
0 2 0 34260664 336568 60548504 0 0 1 1600 1320 7174 0 1 97 2 0
1 4 0 34259944 336568 60548512 0 0 0 832 1392 7312 0 1 96 2 0
0 5 0 34260712 336568 60548524 0 0 0 372 1519 7888 0 1 96 3 0
1 7 0 34260884 336568 60548528 0 0 0 559 1315 6829 0 1 96 3 0
3 7 0 34261456 336568 60548528 0 0 0 205 1170 6187 0 0 96 3 0
0 8 0 34262896 336568 60548536 0 0 0 195 1163 6015 0 0 96 4 0
sar -u 2 20
Linux 2.6.18-194.32.1.el5 11/16/2011
11:33:59 AM CPU %user %nice %system %iowait %steal %idle
11:34:01 AM all 0.11 0.00 0.41 5.07 0.00 94.41
11:34:03 AM all 0.10 0.00 0.31 4.69 0.00 94.90
11:34:05 AM all 0.10 0.00 0.23 4.69 0.00 94.99
11:34:07 AM all 0.09 0.00 0.30 3.58 0.00 96.02
11:34:09 AM all 0.10 0.00 0.29 3.12 0.00 96.49
11:34:11 AM all 0.11 0.00 0.55 3.17 0.00 96.17
11:34:13 AM all 0.11 0.00 0.31 3.12 0.00 96.45
11:34:15 AM all 0.09 0.00 0.25 3.23 0.00 96.44
11:34:17 AM all 0.10 0.00 0.26 3.17 0.00 96.47
11:34:19 AM all 0.11 0.00 0.26 3.12 0.00 96.52
11:34:21 AM all 0.10 0.00 0.26 3.18 0.00 96.46
11:34:23 AM all 0.10 0.00 0.31 3.12 0.00 96.46
11:34:25 AM all 0.10 0.00 1.83 2.78 0.00 95.29
11:34:27 AM all 0.12 0.00 0.30 3.11 0.00 96.47
11:34:29 AM all 0.10 0.00 0.26 3.08 0.00 96.56
11:34:31 AM all 0.11 0.00 0.28 3.12 0.00 96.49
11:34:33 AM all 0.11 0.00 1.34 3.07 0.00 95.48
11:34:35 AM all 0.10 0.00 0.23 3.12 0.00 96.54
11:34:37 AM all 0.10 0.00 0.27 3.12 0.00 96.52
11:34:39 AM all 0.10 0.00 0.41 3.08 0.00 96.41
Average: all 0.10 0.00 0.43 3.39 0.00 96.08
sar -q 2 10
Linux 2.6.18-194.32.1.el5 11/16/2011
11:34:54 AM runq-sz plist-sz ldavg-1 ldavg-5 ldavg-15
11:34:56 AM 1 1116 36.68 35.83 31.03
11:34:58 AM 1 1116 36.68 35.83 31.03
11:35:00 AM 1 1117 37.26 35.96 31.10
11:35:02 AM 0 1117 37.26 35.96 31.10
11:35:04 AM 0 1118 37.26 35.96 31.10
11:35:06 AM 1 1118 38.12 36.16 31.19
11:35:08 AM 0 1118 38.12 36.16 31.19
11:35:10 AM 0 1117 38.99 36.38 31.28
11:35:12 AM 0 1117 38.99 36.38 31.28
11:35:14 AM 0 1117 38.99 36.38 31.28
Average: 0 1117 37.84 36.10 31.16
uptime
11:35:30 up 168 days, 1:19, 3 users, load average: 41.63, 37.14, 31.64
这里有时候qemu-kvm 进程达到100%或100.30%,一般情况是在10%一下
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
21515 root 18 0 155m 8824 4204 R 97.2 0.0 3880:35 snmpd
17387 root 15 0 4357m 4.0g 2448 S 5.3 3.2 11967:42 qemu-kvm
17418 root 15 0 4357m 4.0g 2448 S 5.3 3.2 6966:09 qemu-kvm
3127 root 15 0 424m 35m 11m S 4.9 0.0 37:19.41 /usr/share/virt
17405 root 15 0 4357m 4.0g 2448 S 4.6 3.2 14229:58 qemu-kvm
16484 root 15 0 4359m 4.0g 2464 S 4.3 3.2 2025:44 qemu-kvm
17460 root 15 0 4357m 4.0g 2448 S 3.9 3.2 9128:47 qemu-kvm
20611 root 15 0 4357m 4.0g 2464 S 1.6 3.2 63:54.34 qemu-kvm
28626 root 15 0 13412 1816 808 R 1.6 0.0 0:00.13 top
1578 root 16 0 183m 3768 2448 S 1.3 0.0 10:32.46 libvirtd
652 root 16 0 4360m 4.0g 2464 S 1.0 3.2 265:30.34 qemu-kvm
13434 root 10 -5 0 0 0 R 1.0 0.0 794:20.26 dlm_recv
13435 root 10 -5 0 0 0 R 1.0 0.0 1365:43 dlm_send
13861 root 10 -5 0 0 0 S 1.0 0.0 314:06.25 lock_dlm1
13862 root 10 -5 0 0 0 S 1.0 0.0 315:34.67 lock_dlm2
10670 root RT 0 342m 4672 2808 S 0.7 0.0 625:43.04 multipathd
13432 root 10 -5 0 0 0 S 0.7 0.0 900:57.02 dlm_astd
17446 root 15 0 4357m 4.0g 2448 S 0.7 3.2 12454:28 qemu-kvm
3928 root 10 -5 0 0 0 S 0.3 0.0 2:09.66 kjournald
13869 root 10 -5 0 0 0 S 0.3 0.0 336:12.57 gfs_scand
15437 root 14 -1 176m 1736 1152 S 0.3 0.0 364:27.27 modclusterd
17071 root 15 0 62528 21m 7992 S 0.3 0.0 293:21.59 Xvnc
1 root 15 0 10352 700 588 S 0.0 0.0 0:07.80 init |
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