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有一台主机,6800出现一个死进程,并且从vmstat 中可以看到PROC 中的b 项数值很大,杀掉死进程的父进程后死进程结束,但是proc项中的b项还是很高。
top 输出:
load averages: 2.89, 2.04, 1.75 17:51:42
141 processes: 137 sleeping, 3 stopped, 1 on cpu
CPU states: 46.0% idle, 4.7% user, 2.8% kernel, 46.5% iowait, 0.0% swap
Memory: 16G real, 5966M free, 52M swap in use, 8141M swap free
PID USERNAME THR PRI NICE SIZE RES STATE TIME CPU COMMAND
16325 nmosuser 2 58 0 0K 0K sleep 248.7H 5.44% oninit
16323 nmosuser 2 50 0 0K 0K sleep 686.2H 2.12% oninit
16324 nmosuser 2 54 0 0K 0K sleep 435.7H 2.11% oninit
16273 nmosuser 2 48 0 0K 0K sleep 361.6H 1.17% oninit
16326 nmosuser 2 58 0 0K 0K sleep 124.0H 0.87% oninit
16327 nmosuser 2 58 0 0K 0K sleep 55.9H 0.67% oninit
9661 npmuser 5 52 2 15M 14M sleep 0:07 0.41% perl5.8.0
9648 npmuser 4 52 2 12M 11M sleep 0:17 0.38% perl5.8.0
20841 npmuser 5 22 2 18M 17M sleep 0:01 0.37% perl5.8.0
20819 npmuser 5 40 2 18M 17M sleep 0:01 0.37% perl5.8.0
20832 npmuser 5 22 2 18M 17M sleep 0:01 0.36% perl5.8.0
20829 npmuser 5 22 2 18M 17M sleep 0:01 0.36% perl5.8.0
20835 npmuser 5 22 2 18M 17M sleep 0:01 0.36% perl5.8.0
20838 npmuser 5 22 2 18M 16M sleep 0:01 0.35% perl5.8.0
20827 npmuser 5 19 2 18M 17M sleep 0:01 0.34% perl5.8.0
vmstat 输出:
$ vmstat 1
procs memory page disk faults cpu
r b w swap free re mf pi po fr de sr s0 s1 s6 s3 in sy cs us sy id
0 0 0 10573000 5161352 0 0 0 0 0 0 0 28 1 0 0 4294967196 0 0 -82 -462 -377
0 4294967291 0 11216976 6209320 1 7 0 16 8 0 0 0 1 0 0 803 1884 1604 1 1 98
0 4294967291 0 11216976 6209328 0 0 0 0 0 0 0 0 0 0 0 760 2213 1823 1 1 98
0 4294967291 0 11216976 6209328 1 3 0 16 8 0 0 1 1 0 0 784 2021 1506 1 2 97
0 4294967291 0 11216968 6209320 0 0 0 0 0 0 0 0 0 0 0 682 1311 1277 1 0 99
0 4294967291 0 11217008 6209320 42 612 0 16 16 0 0 2 0 0 0 806 2774 1888 2 1 97
0 4294967291 0 11203632 6208952 179 1618 0 24 16 0 0 97 1 0 0 1405 5786 2855 3 3 93
0 4294967291 0 11230608 6221960 8 121 0 24 16 0 0 184 1 0 0 1593 1183 1401 1 0 99
iostat 输出:
$ iostat 1
tty sd0 sd1 sd6 sd30 cpu
tin tout kps tps serv kps tps serv kps tps serv kps tps serv us sy wt id
668 153 252 28 18 48 1 6 0 0 18 0 0 0 9 50 23 18
157 297 0 0 0 16 1 1 0 0 0 0 0 0 3 1 48 48
244 507 1753 47 22 0 0 0 0 0 0 0 0 0 5 5 47 44
0 81 0 0 0 0 0 0 0 0 0 0 0 0 9 2 48 41
0 80 865 4 28 8 1 12 0 0 0 0 0 0 7 3 46 45
0 80 0 0 0 16 1 6 0 0 0 0 0 0 8 2 47 43
0 80 875 2 21 0 0 0 0 0 0 0 0 0 12 3 36 49
86 228 187 2 10 8 1 6 0 0 0 0 0 0 18 4 41 36
0 80 0 0 0 0 0 0 0 0 0 0 0 0 7 1 48 44
没有系统日志
请问下这会些什么原因导致的呢? |
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