<div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><p style="margin: 0px 0px 1em; padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: Arial, "Helvetica Neue", Helvetica, sans-serif; font-size: 15px; vertical-align: baseline; box-sizing: inherit; clear: both; color: rgb(36, 39, 41);">In my node, Every network namespace has own nginx process.</p><p style="margin: 0px 0px 1em; padding: 0px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: Arial, "Helvetica Neue", Helvetica, sans-serif; font-size: 15px; vertical-align: baseline; box-sizing: inherit; clear: both; color: rgb(36, 39, 41);">when i use <strong style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit;">netstat</strong> command to get which nginx process are listening in port 80? I found that some nginx worker process are listening 80 port. Some nginx master process are listening port 80. In my understanding ,it should be that nginx master process will listen port 80? Why happens that worker process listen port 80? Is it about reload?</p><pre style="font-size: 13px; margin-top: 0px; margin-bottom: 1em; padding: 12px 8px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: Consolas, Menlo, Monaco, "Lucida Console", "Liberation Mono", "DejaVu Sans Mono", "Bitstream Vera Sans Mono", "Courier New", monospace, sans-serif; vertical-align: baseline; box-sizing: inherit; width: auto; max-height: 600px; overflow: auto; border-radius: 3px; color: rgb(36, 39, 41);"><code style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant: inherit; font-weight: inherit; font-stretch: inherit; line-height: inherit; font-family: Consolas, Menlo, Monaco, "Lucida Console", "Liberation Mono", "DejaVu Sans Mono", "Bitstream Vera Sans Mono", "Courier New", monospace, sans-serif; vertical-align: baseline; box-sizing: inherit; background-color: transparent; white-space: inherit;"> [root@node2 ~]# for i in `ip netns |grep lbaas| awk '{print $1}'`; do ip netns exec $i netstat -atnp |grep nginx;done
tcp 0 0 <a href="http://0.0.0.0/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://0.0.0.0:80&source=gmail&ust=1595683567330000&usg=AFQjCNHuUE5Qvz2A8DnLdefxgdomgCC2iA" style="color: rgb(17, 85, 204);">0.0.0.0:80</a> 0.0.0.0:* LISTEN 22253/nginx: worker
tcp 0 0 <a href="http://0.0.0.0/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://0.0.0.0:80&source=gmail&ust=1595683567330000&usg=AFQjCNHuUE5Qvz2A8DnLdefxgdomgCC2iA" style="color: rgb(17, 85, 204);">0.0.0.0:80</a> 0.0.0.0:* LISTEN 21968/nginx: worker
tcp 0 0 <a href="http://0.0.0.0/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://0.0.0.0:80&source=gmail&ust=1595683567330000&usg=AFQjCNHuUE5Qvz2A8DnLdefxgdomgCC2iA" style="color: rgb(17, 85, 204);">0.0.0.0:80</a> 0.0.0.0:* LISTEN 22622/nginx: worker
tcp 0 0 <a href="http://0.0.0.0/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://0.0.0.0:80&source=gmail&ust=1595683567330000&usg=AFQjCNHuUE5Qvz2A8DnLdefxgdomgCC2iA" style="color: rgb(17, 85, 204);">0.0.0.0:80</a> 0.0.0.0:* LISTEN 17499/nginx: master
tcp 0 0 <a href="http://0.0.0.0/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://0.0.0.0:80&source=gmail&ust=1595683567330000&usg=AFQjCNHuUE5Qvz2A8DnLdefxgdomgCC2iA" style="color: rgb(17, 85, 204);">0.0.0.0:80</a> 0.0.0.0:* LISTEN 15567/nginx: master
tcp 0 0 <a href="http://0.0.0.0/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://0.0.0.0:80&source=gmail&ust=1595683567330000&usg=AFQjCNHuUE5Qvz2A8DnLdefxgdomgCC2iA" style="color: rgb(17, 85, 204);">0.0.0.0:80</a> 0.0.0.0:* LISTEN 17568/nginx: master
tcp 0 0 <a href="http://0.0.0.0/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://0.0.0.0:80&source=gmail&ust=1595683567330000&usg=AFQjCNHuUE5Qvz2A8DnLdefxgdomgCC2iA" style="color: rgb(17, 85, 204);">0.0.0.0:80</a> 0.0.0.0:* LISTEN 18643/nginx: master
tcp 0 0 <a href="http://0.0.0.0/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://0.0.0.0:80&source=gmail&ust=1595683567330000&usg=AFQjCNHuUE5Qvz2A8DnLdefxgdomgCC2iA" style="color: rgb(17, 85, 204);">0.0.0.0:80</a> 0.0.0.0:* LISTEN 18736/nginx: master
tcp 0 0 <a href="http://0.0.0.0/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://0.0.0.0:80&source=gmail&ust=1595683567330000&usg=AFQjCNHuUE5Qvz2A8DnLdefxgdomgCC2iA" style="color: rgb(17, 85, 204);">0.0.0.0:80</a> 0.0.0.0:* LISTEN 17328/nginx: master
tcp 0 0 <a href="http://0.0.0.0/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=http://0.0.0.0:80&source=gmail&ust=1595683567330000&usg=AFQjCNHuUE5Qvz2A8DnLdefxgdomgCC2iA" style="color: rgb(17, 85, 204);">0.0.0.0:80</a> 0.0.0.0:* LISTEN 17766/nginx: master</code></pre><p style="margin: 0;"><br></p><p style="margin: 0;"><br></p><p style="margin: 0;"><br></p><p style="margin: 0;"><br></p><p style="margin: 0;"><br></p><div style="position:relative;zoom:1"><p style="margin: 0">--</p><div><br></div><div style="clear:both"></div></div></div><br><br><span title="neteasefooter"><p> </p></span>