Why ESTABLISHED connection state between localhost processes are shown twice?












0














Like nginx and php-fpm. netstat -anpt|grep 9000

tcp 0 0 127.0.0.1:9000 0.0.0.0:* LISTEN 926/php-fpm: pool w
tcp 0 0 127.0.0.1:9000 127.0.0.1:59895 ESTABLISHED 12996/php-fpm: pool
tcp 0 0 127.0.0.1:60094 127.0.0.1:9000 ESTABLISHED 11429/nginx: worker
tcp 0 0 127.0.0.1:60068 127.0.0.1:9000 ESTABLISHED 11423/nginx: worker
tcp 0 0 127.0.0.1:9000 127.0.0.1:60424 ESTABLISHED 13015/php-fpm: pool
tcp 0 0 127.0.0.1:9000 127.0.0.1:60189 ESTABLISHED 926/php-fpm: pool w
tcp 0 0 127.0.0.1:59885 127.0.0.1:9000 ESTABLISHED 11430/nginx: worker
tcp 0 0 127.0.0.1:9000 127.0.0.1:59902 ESTABLISHED 13023/php-fpm: pool
tcp 0 0 127.0.0.1:59895 127.0.0.1:9000 ESTABLISHED 11431/nginx: worker
tcp 0 0 127.0.0.1:9000 127.0.0.1:60068 ESTABLISHED 13247/php-fpm: pool
tcp 0 0 127.0.0.1:9000 127.0.0.1:21065 ESTABLISHED 13469/php-fpm: pool
tcp 0 0 127.0.0.1:9000 127.0.0.1:60972 ESTABLISHED 13965/php-fpm: pool
tcp 0 0 127.0.0.1:59906 127.0.0.1:9000 ESTABLISHED 11421/nginx: worker
tcp 0 0 127.0.0.1:9000 127.0.0.1:59891 ESTABLISHED 13936/php-fpm: pool
tcp 0 0 127.0.0.1:9000 127.0.0.1:59948 ESTABLISHED 12988/php-fpm: pool
tcp 0 0 127.0.0.1:59889 127.0.0.1:9000 ESTABLISHED 11429/nginx: worker
tcp 0 0 127.0.0.1:21069 127.0.0.1:9000 ESTABLISHED 11427/nginx: worker
tcp 0 0 127.0.0.1:60143 127.0.0.1:9000 ESTABLISHED 11424/nginx: worker
tcp 0 0 127.0.0.1:9000 127.0.0.1:60011 ESTABLISHED 13818/php-fpm: pool
tcp 0 0 127.0.0.1:9000 127.0.0.1:60349 ESTABLISHED 1950/php-fpm: pool
tcp 0 0 127.0.0.1:9000 127.0.0.1:59930 ESTABLISHED 14521/php-fpm: pool
tcp 0 0 127.0.0.1:9000 127.0.0.1:59889 ESTABLISHED 12968/php-fpm: pool
...

I just paste part of the output. What I want to ask is that why one established connection(between localhost processes) state is shown twice here?










share|improve this question





























    0














    Like nginx and php-fpm. netstat -anpt|grep 9000

    tcp 0 0 127.0.0.1:9000 0.0.0.0:* LISTEN 926/php-fpm: pool w
    tcp 0 0 127.0.0.1:9000 127.0.0.1:59895 ESTABLISHED 12996/php-fpm: pool
    tcp 0 0 127.0.0.1:60094 127.0.0.1:9000 ESTABLISHED 11429/nginx: worker
    tcp 0 0 127.0.0.1:60068 127.0.0.1:9000 ESTABLISHED 11423/nginx: worker
    tcp 0 0 127.0.0.1:9000 127.0.0.1:60424 ESTABLISHED 13015/php-fpm: pool
    tcp 0 0 127.0.0.1:9000 127.0.0.1:60189 ESTABLISHED 926/php-fpm: pool w
    tcp 0 0 127.0.0.1:59885 127.0.0.1:9000 ESTABLISHED 11430/nginx: worker
    tcp 0 0 127.0.0.1:9000 127.0.0.1:59902 ESTABLISHED 13023/php-fpm: pool
    tcp 0 0 127.0.0.1:59895 127.0.0.1:9000 ESTABLISHED 11431/nginx: worker
    tcp 0 0 127.0.0.1:9000 127.0.0.1:60068 ESTABLISHED 13247/php-fpm: pool
    tcp 0 0 127.0.0.1:9000 127.0.0.1:21065 ESTABLISHED 13469/php-fpm: pool
    tcp 0 0 127.0.0.1:9000 127.0.0.1:60972 ESTABLISHED 13965/php-fpm: pool
    tcp 0 0 127.0.0.1:59906 127.0.0.1:9000 ESTABLISHED 11421/nginx: worker
    tcp 0 0 127.0.0.1:9000 127.0.0.1:59891 ESTABLISHED 13936/php-fpm: pool
    tcp 0 0 127.0.0.1:9000 127.0.0.1:59948 ESTABLISHED 12988/php-fpm: pool
    tcp 0 0 127.0.0.1:59889 127.0.0.1:9000 ESTABLISHED 11429/nginx: worker
    tcp 0 0 127.0.0.1:21069 127.0.0.1:9000 ESTABLISHED 11427/nginx: worker
    tcp 0 0 127.0.0.1:60143 127.0.0.1:9000 ESTABLISHED 11424/nginx: worker
    tcp 0 0 127.0.0.1:9000 127.0.0.1:60011 ESTABLISHED 13818/php-fpm: pool
    tcp 0 0 127.0.0.1:9000 127.0.0.1:60349 ESTABLISHED 1950/php-fpm: pool
    tcp 0 0 127.0.0.1:9000 127.0.0.1:59930 ESTABLISHED 14521/php-fpm: pool
    tcp 0 0 127.0.0.1:9000 127.0.0.1:59889 ESTABLISHED 12968/php-fpm: pool
    ...

    I just paste part of the output. What I want to ask is that why one established connection(between localhost processes) state is shown twice here?










    share|improve this question



























      0












      0








      0







      Like nginx and php-fpm. netstat -anpt|grep 9000

      tcp 0 0 127.0.0.1:9000 0.0.0.0:* LISTEN 926/php-fpm: pool w
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59895 ESTABLISHED 12996/php-fpm: pool
      tcp 0 0 127.0.0.1:60094 127.0.0.1:9000 ESTABLISHED 11429/nginx: worker
      tcp 0 0 127.0.0.1:60068 127.0.0.1:9000 ESTABLISHED 11423/nginx: worker
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60424 ESTABLISHED 13015/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60189 ESTABLISHED 926/php-fpm: pool w
      tcp 0 0 127.0.0.1:59885 127.0.0.1:9000 ESTABLISHED 11430/nginx: worker
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59902 ESTABLISHED 13023/php-fpm: pool
      tcp 0 0 127.0.0.1:59895 127.0.0.1:9000 ESTABLISHED 11431/nginx: worker
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60068 ESTABLISHED 13247/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:21065 ESTABLISHED 13469/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60972 ESTABLISHED 13965/php-fpm: pool
      tcp 0 0 127.0.0.1:59906 127.0.0.1:9000 ESTABLISHED 11421/nginx: worker
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59891 ESTABLISHED 13936/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59948 ESTABLISHED 12988/php-fpm: pool
      tcp 0 0 127.0.0.1:59889 127.0.0.1:9000 ESTABLISHED 11429/nginx: worker
      tcp 0 0 127.0.0.1:21069 127.0.0.1:9000 ESTABLISHED 11427/nginx: worker
      tcp 0 0 127.0.0.1:60143 127.0.0.1:9000 ESTABLISHED 11424/nginx: worker
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60011 ESTABLISHED 13818/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60349 ESTABLISHED 1950/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59930 ESTABLISHED 14521/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59889 ESTABLISHED 12968/php-fpm: pool
      ...

      I just paste part of the output. What I want to ask is that why one established connection(between localhost processes) state is shown twice here?










      share|improve this question















      Like nginx and php-fpm. netstat -anpt|grep 9000

      tcp 0 0 127.0.0.1:9000 0.0.0.0:* LISTEN 926/php-fpm: pool w
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59895 ESTABLISHED 12996/php-fpm: pool
      tcp 0 0 127.0.0.1:60094 127.0.0.1:9000 ESTABLISHED 11429/nginx: worker
      tcp 0 0 127.0.0.1:60068 127.0.0.1:9000 ESTABLISHED 11423/nginx: worker
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60424 ESTABLISHED 13015/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60189 ESTABLISHED 926/php-fpm: pool w
      tcp 0 0 127.0.0.1:59885 127.0.0.1:9000 ESTABLISHED 11430/nginx: worker
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59902 ESTABLISHED 13023/php-fpm: pool
      tcp 0 0 127.0.0.1:59895 127.0.0.1:9000 ESTABLISHED 11431/nginx: worker
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60068 ESTABLISHED 13247/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:21065 ESTABLISHED 13469/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60972 ESTABLISHED 13965/php-fpm: pool
      tcp 0 0 127.0.0.1:59906 127.0.0.1:9000 ESTABLISHED 11421/nginx: worker
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59891 ESTABLISHED 13936/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59948 ESTABLISHED 12988/php-fpm: pool
      tcp 0 0 127.0.0.1:59889 127.0.0.1:9000 ESTABLISHED 11429/nginx: worker
      tcp 0 0 127.0.0.1:21069 127.0.0.1:9000 ESTABLISHED 11427/nginx: worker
      tcp 0 0 127.0.0.1:60143 127.0.0.1:9000 ESTABLISHED 11424/nginx: worker
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60011 ESTABLISHED 13818/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:60349 ESTABLISHED 1950/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59930 ESTABLISHED 14521/php-fpm: pool
      tcp 0 0 127.0.0.1:9000 127.0.0.1:59889 ESTABLISHED 12968/php-fpm: pool
      ...

      I just paste part of the output. What I want to ask is that why one established connection(between localhost processes) state is shown twice here?







      connection state netstat






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Nov 23 '18 at 4:30

























      asked Nov 23 '18 at 4:04









      Max

      53248




      53248
























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