nginx+php-fpm有大量SYN_SENT 如何解决？

Question

tcp      785      0 127.0.0.1:9000          127.0.0.1:53610         CLOSE_WAIT  -
tcp      503      0 127.0.0.1:9000          127.0.0.1:52688         ESTABLISHED -
tcp        0      0 192.168.0.243:443       171.8.172.219:21203     ESTABLISHED 368298/nginx: worke
tcp        0      0 192.168.0.243:443       185.191.171.1:20754     ESTABLISHED 368297/nginx: worke
tcp      865      0 127.0.0.1:9000          127.0.0.1:53646         CLOSE_WAIT  -
tcp      753      0 127.0.0.1:9000          127.0.0.1:52950         CLOSE_WAIT  -
tcp        0      1 127.0.0.1:57904         127.0.0.1:9000          SYN_SENT    368298/nginx: worke
tcp      905      0 127.0.0.1:9000          127.0.0.1:53268         CLOSE_WAIT  -
tcp        0      1 127.0.0.1:57830         127.0.0.1:9000          SYN_SENT    368298/nginx: worke
tcp        0      0 192.168.0.243:80        116.179.32.90:46172     TIME_WAIT   -
tcp        0      1 127.0.0.1:57742         127.0.0.1:9000          SYN_SENT    368297/nginx: worke
tcp        0      0 192.168.0.243:443       66.249.79.121:34902     ESTABLISHED 368297/nginx: worke
tcp        0      0 192.168.0.243:443       110.249.201.4:62944     TIME_WAIT   -
tcp        0      1 127.0.0.1:57186         127.0.0.1:9000          SYN_SENT    368298/nginx: worke
tcp        0      0 192.168.0.243:443       106.11.157.121:60735    ESTABLISHED 368297/nginx: worke
tcp        0      1 127.0.0.1:57798         127.0.0.1:9000          SYN_SENT    368297/nginx: worke
tcp      897      0 127.0.0.1:9000          127.0.0.1:53318         CLOSE_WAIT  -
tcp        0      0 192.168.0.243:443       220.181.108.169:30990   ESTABLISHED 368297/nginx: worke
tcp        0      0 192.168.0.243:80        182.119.167.23:41545    TIME_WAIT   -
tcp        0      0 192.168.0.243:80        111.225.149.104:52586   ESTABLISHED 368297/nginx: worke
tcp      905      0 127.0.0.1:9000          127.0.0.1:53592         CLOSE_WAIT  -
tcp      857      0 127.0.0.1:9000          127.0.0.1:52736         CLOSE_WAIT  -
tcp      745      0 127.0.0.1:9000          127.0.0.1:53240         CLOSE_WAIT  -
tcp        0      0 192.168.0.243:443       222.185.138.105:41363   ESTABLISHED 368297/nginx: worke
tcp        0      1 127.0.0.1:57958         127.0.0.1:9000          SYN_SENT    368297/nginx: worke
tcp        0      1 127.0.0.1:57388         127.0.0.1:9000          SYN_SENT    368297/nginx: worke
tcp        0      0 192.168.0.243:443       116.179.32.77:44394     ESTABLISHED 368298/nginx: worke
tcp        0      1 127.0.0.1:57666         127.0.0.1:9000          SYN_SENT    368297/nginx: worke
tcp        0      0 192.168.0.243:443       220.181.108.76:37521    ESTABLISHED 368297/nginx: worke
tcp        0      1 127.0.0.1:57198         127.0.0.1:9000          SYN_SENT    368298/nginx: worke
tcp        0      0 127.0.0.1:52726         127.0.0.1:9000          ESTABLISHED 368299/php-fpm: poo

Answer 1

这是一个健康的状态哇。留着就行