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    NGINX Just Stop Working

    Scheduled Pinned Locked Moved IT Discussion
    nginxubuntu 20.04
    37 Posts 7 Posters 3.0k Views
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    • scottalanmillerS
      scottalanmiller
      last edited by

      You can still search the logs, you just have to account for the name.

      So instead of a standard search...

      grep nginx mylog
      

      You have to do it twice...

      grep "nginx nginx" mylog
      
      1 Reply Last reply Reply Quote 0
      • ObsolesceO
        Obsolesce
        last edited by Obsolesce

        At this point it's likely a more efficient use of time to migrate to a new VM if there's no indication of anything in any logs. Maybe debug logging could shine some light on something like you said, hopefully it does it again when expected, or maybe it won't help at all.... who knows. But being that it can be rebooted all the time, doesn't sound like a LoB service, so yeah, I'd just bring up a new VM and migrate as there is spare time and not waste so much time on further troubleshooting. Before you swap the traffic over to the new one, you can run tests on the new one to see if the same issue exists, too.

        scottalanmillerS 1 Reply Last reply Reply Quote 1
        • scottalanmillerS
          scottalanmiller @NashBrydges
          last edited by

          @NashBrydges said in NGINX Just Stop Working:

          It runs nothing but NGINX and is hosted on hyper-v server.

          The logs that you showed don't agree here. They show it running other things and not Nginx.

          1 Reply Last reply Reply Quote 0
          • scottalanmillerS
            scottalanmiller @Obsolesce
            last edited by

            @Obsolesce said in NGINX Just Stop Working:

            At this point it's likely a more efficient use of time to migrate to a new VM if there's no indication of anything in any logs. Maybe debug logging could shine some light on something like you said, hopefully it does it again when expected, or maybe it won't help at all.... who knows. But being that it can be rebooted all the time, doesn't sound like a LoB service, so yeah, I'd just bring up a new VM and migrate as there is spare time and not waste so much time on further troubleshooting. Before you swap the traffic over to the new one, you can run tests on the new one to see if the same issue exists, too.

            And if you rebuild, I highly recommend doing so on the current OS version. This is in no way the issue here, but the more you want reliable, stable, easy to maintain, the more you should be always on the current releases. LTS releases are for very special "failure" situations where additional expertise, effort, and problems are accepted to deal with bad software.

            1 Reply Last reply Reply Quote 1
            • scottalanmillerS
              scottalanmiller
              last edited by

              What's the output of...

              sudo netstat -tulpn
              
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              • scottalanmillerS
                scottalanmiller @NashBrydges
                last edited by

                @NashBrydges said in NGINX Just Stop Working:

                The issue is that NGINX will randomly just stop routing requests.

                So the proxy action stops, but the service does not? This could easily be something like a firewall or load balancing that is changing and being fixed by the reboot and not related to Nginx directly.

                Given the description of the problem, we have several places to look. Nginx being only one of them.

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                • NashBrydgesN
                  NashBrydges
                  last edited by

                  Wanted to close the loop here. I've recreated the server and refetched all my certs. It's been working well for the last 2 days. Fingers crossed it stays that way.

                  Thanks to everyone who participated!

                  DustinB3403D scottalanmillerS 2 Replies Last reply Reply Quote 0
                  • DustinB3403D
                    DustinB3403 @NashBrydges
                    last edited by

                    @NashBrydges said in NGINX Just Stop Working:

                    Thanks to everyone who participated!

                    Is this the age of "everyone gets a trophy" I want praise for sitting here watching with my 🍿 !

                    Glad you got it working

                    NashBrydgesN 1 Reply Last reply Reply Quote 0
                    • NashBrydgesN
                      NashBrydges @DustinB3403
                      last edited by

                      @DustinB3403 said in NGINX Just Stop Working:

                      @NashBrydges said in NGINX Just Stop Working:

                      Thanks to everyone who participated!

                      Is this the age of "everyone gets a trophy" I want praise for sitting here watching with my 🍿 !

                      Glad you got it working

                      Yes, I'm big on participation ribbons. Lol

                      1 Reply Last reply Reply Quote 0
                      • scottalanmillerS
                        scottalanmiller @NashBrydges
                        last edited by

                        @NashBrydges said in NGINX Just Stop Working:

                        Wanted to close the loop here. I've recreated the server and refetched all my certs. It's been working well for the last 2 days. Fingers crossed it stays that way.

                        Thanks to everyone who participated!

                        Ah, doing things the DevOps way. When it doubt, nuke and rebuild.

                        1 Reply Last reply Reply Quote 0
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