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在Linux上找到所有已经打开的端口及其对应的进程

2017-07-18 10:04 916 查看
参考文章:

How to Check for All Open Ports on a Linux Server (文档 ID 1539208.1)

请以root用户执行如下命令,否则对应的进程名可能显示不全
[root@rac2 ~]# netstat -lpntu| grep --color -i -E 'listen|listening'
tcp        0      0 172.17.0.2:50313        0.0.0.0:*               LISTEN      15300/evmd.bin
tcp        0      0 192.168.100.193:1521    0.0.0.0:*               LISTEN      26870/tnslsnr
tcp        0      0 192.168.100.192:1521    0.0.0.0:*               LISTEN      16721/tnslsnr
tcp        0      0 192.168.100.102:1521    0.0.0.0:*               LISTEN      16721/tnslsnr
tcp        0      0 127.0.0.1:6100          0.0.0.0:*               LISTEN      15470/ons
tcp        0      0 192.168.122.1:53        0.0.0.0:*               LISTEN      2168/dnsmasq
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      1676/sshd
tcp        0      0 127.0.0.1:631           0.0.0.0:*               LISTEN      1677/cupsd
tcp        0      0 127.0.0.1:25            0.0.0.0:*               LISTEN      2128/master
tcp        0      0 127.0.0.1:6010          0.0.0.0:*               LISTEN      14194/sshd: root@pt
tcp        0      0 0.0.0.0:9179            0.0.0.0:*               LISTEN      14861/gpnpd.bin
tcp        0      0 172.17.0.2:61020        0.0.0.0:*               LISTEN      15095/osysmond.bin
tcp        0      0 172.17.0.2:61021        0.0.0.0:*               LISTEN      15482/ologgerd
tcp        0      0 172.17.0.2:48895        0.0.0.0:*               LISTEN      15284/crsd.bin
tcp        0      0 127.0.0.1:2016          0.0.0.0:*               LISTEN      14837/oraagent.bin
tcp6       0      0 :::23792                :::*                    LISTEN      1328/java
tcp6       0      0 ::1:6100                :::*                    LISTEN      15470/ons
tcp6       0      0 :::22                   :::*                    LISTEN      1676/sshd
tcp6       0      0 ::1:631                 :::*                    LISTEN      1677/cupsd
tcp6       0      0 127.0.0.1:8888          :::*                    LISTEN      1328/java ---->>>目的是找出8888端口谁占用了.
tcp6       0      0 :::6200                 :::*                    LISTEN      15470/ons
tcp6       0      0 ::1:25                  :::*                    LISTEN      2128/master
tcp6       0      0 ::1:6010                :::*                    LISTEN      14194/sshd: root@pt
tcp6       0      0 :::45855                :::*                    LISTEN      31808/ora_d000_orcl
tcp6       0      0 ::1:2016                :::*                    LISTEN      14837/oraagent.bin
tcp6       0      0 :::9127                 :::*                    LISTEN      1328/java
[root@rac2 ~]# ps -ef | grep 1328 ----------->>>找到了进程了.
grid      1328     1  0 Jul11 ?        00:06:41 /u01/app/11.2.0/grid/jdk/bin/java -server -Xcheck:jni -Xms128M -Xmx384M -Djava.awt.headless=true -Ddisable.checkForUpdate=true -Dstdstream.filesize=100 -Dstdstream.filenumber=10 -DTRACING.ENABLED=false -Doracle.wlm.dbwlmlogger.logging.level=INFO -Dport.rmi=23792 -jar /u01/app/11.2.0/grid/oc4j/j2ee/home/oc4j.jar -config /u01/app/11.2.0/grid/oc4j/j2ee/home/OC4J_DBWLM_config/server.xml -out /u01/app/11.2.0/grid/oc4j/j2ee/home/log/oc4j.out -err /u01/app/11.2.0/grid/oc4j/j2ee/home/log/oc4j.err
root     15205 14200  0 09:50 pts/0    00:00:00 grep --color=auto 1328
[root@rac2 ~]#
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