[macOS/Linux] 특정포트 확인 및 죽이기

Linux

$ netstat -nap | grep 9393

$ fuser -k -n tcp

macOS

MacBook-Pro pingate % lsof --help
lsof: illegal option character: -
lsof: illegal option character: e
lsof: no process ID specified
lsof 4.91
 latest revision: ftp://lsof.itap.purdue.edu/pub/tools/unix/lsof/
 latest FAQ: ftp://lsof.itap.purdue.edu/pub/tools/unix/lsof/FAQ
 latest man page: ftp://lsof.itap.purdue.edu/pub/tools/unix/lsof/lsof_man
 usage: [-?abhlnNoOPRtUvVX] [+|-c c] [+|-d s] [+D D] [+|-f[cgG]]
 [-F [f]] [-g [s]] [-i [i]] [+|-L [l]] [+|-M] [-o [o]] [-p s]
 [+|-r [t]] [-s [p:s]] [-S [t]] [-T [t]] [-u s] [+|-w] [-x [fl]] [--] [names]
Defaults in parentheses; comma-separated set (s) items; dash-separated ranges.
  -?|-h list help          -a AND selections (OR)     -b avoid kernel blocks
  -c c  cmd c ^c /c/[bix]  +c w  COMMAND width (9)    +d s  dir s files
  -d s  select by FD set   +D D  dir D tree *SLOW?*   -i select IPv[46] files
  -l list UID numbers      -n no host names           -N select NFS files
  -o list file offset      -O no overhead *RISKY*     -P no port names
  -R list paRent PID       -s list file size          -t terse listing
  -T disable TCP/TPI info  -U select Unix socket      -v list version info
  -V verbose search        +|-w  Warnings (+)         -X file descriptor table only
  -- end option scan     
  +f|-f  +filesystem or -file names     +|-f[cgG] Ct flaGs 
  -F [f] select fields; -F? for help  
  +|-L [l] list (+) suppress (-) link counts < l (0 = all; default = 0)
  +|-M   portMap registration (-)       -o o   o 0t offset digits (8)
  -p s   exclude(^)|select PIDs         -S [t] t second stat timeout (15)
  -T fqs TCP/TPI Fl,Q,St (s) info
  -g [s] exclude(^)|select and print process group IDs
  -i i   select by IPv[46] address: [46][proto][@host|addr][:svc_list|port_list]
  +|-r [t[m<fmt>]] repeat every t seconds (15);  + until no files, - forever.
       An optional suffix to t is m<fmt>; m must separate t from <fmt> and
      <fmt> is an strftime(3) format for the marker line.
  -s p:s  exclude(^)|select protocol (p = TCP|UDP) states by name(s).
  -u s   exclude(^)|select login|UID set s
  -x [fl] cross over +d|+D File systems or symbolic Links
  names  select named files or files on named file systems
Anyone can list all files; /dev warnings disabled; kernel ID check disabled.

$ lsof -i tcp:9393

COMMAND  PID      USER   FD   TYPE             DEVICE SIZE/OFF NODE NAME
php     1666 userName    7u  IPv6 0x12345ba67d08ea08      0t0  TCP localhost:9393 (LISTEN)

$ kill -9 1666

 

 

참고사이트

https://intro0517.tistory.com/123

리눅스 특정포트 확인 및 죽이기

https://ithub.tistory.com/6

Mac 에서 프로세스 상태 확인하는 방법