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    A New Chapter for MagicMirror: The Community Takes the Lead
    Read the statement by Michael Teeuw here.

    Magic Mirror will not boot but Pi will, Cache issue?

    Scheduled Pinned Locked Moved Unsolved Troubleshooting
    25 Posts 2 Posters 7.7k Views 2 Watching
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    • T Offline
      tkaauf32
      last edited by

      So I am unsure why it was working a month ago but is not working now. Is it always going to run out of space? Do I need a bigger sd card? What exactly are the purposes of the log files?

      S 1 Reply Last reply Reply Quote 0
      • S Offline
        sdetweil @tkaauf32
        last edited by

        @tkaauf32 the system keeps track of all kinds of things…

        i don’t know why now vs before… you would have to find the next newest log file and scan thru it to try to determine what (if anything) important is going on
        here is my list of files in /var/log

        alternatives.log  btmp             dpkg.log        lightdm        syslog       user.log
        apt               daemon.log       faillog         messages       syslog.1     user.log.1
        auth.log          daemon.log.1     fontconfig.log  messages.1     syslog.2.gz  wtmp
        auth.log.1        daemon.log.2.gz  kern.log        messages.2.gz  syslog.3.gz  Xorg.0.log
        auth.log.2.gz     daemon.log.3.gz  kern.log.1      messages.3.gz  syslog.4.gz  Xorg.0.log.old
        auth.log.3.gz     debug            kern.log.2.gz   mongodb        syslog.5.gz
        boot.log          debug.1          kern.log.3.gz   motion         syslog.6.gz
        bootstrap.log     debug.2.gz       lastlog         private        syslog.7.gz
        

        Sam

        How to add modules

        learning how to use browser developers window for css changes

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        • S Offline
          sdetweil @sdetweil
          last edited by

          @sdetweil do a df -k
          it will give u a quick look at used disk space

          /dev/root                30358348    6863684   22210168  24% /
          

          Sam

          How to add modules

          learning how to use browser developers window for css changes

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          • T Offline
            tkaauf32
            last edited by

            0_1577725102433_2b034e88-3f97-4120-9de1-0917fd88bb51-image.png Screen Shot 2019-12-30 at 10.58.00 AM

            S 1 Reply Last reply Reply Quote 0
            • S Offline
              sdetweil @tkaauf32
              last edited by

              @tkaauf32 ok, disk is full…

              the du thing above should give u a clue where…

              Sam

              How to add modules

              learning how to use browser developers window for css changes

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              • T Offline
                tkaauf32
                last edited by tkaauf32

                0_1577725265087_95c0ffa2-6bf6-459a-9e75-d1ee858e6efa-image.png Screen Shot 2019-12-30 at 11.00.55 AM

                So this is what that displays. And I really don’t understand why it is taking up so much space because it worked previously. I don’t know what to remove to give more space?

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                • S Offline
                  sdetweil @tkaauf32
                  last edited by

                  @tkaauf32 thats only of your home folder… usually not a problem

                  notice I had /

                  du -a / 2>/dev/null | sort -n -r | head -n 10
                  

                  Sam

                  How to add modules

                  learning how to use browser developers window for css changes

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                  • T Offline
                    tkaauf32
                    last edited by

                    Okay so after typing correctly (my apologies, im not very savvy in this)

                    0_1577725523781_910bc738-b0da-4dea-96a3-1b1e1ecdf7ba-image.png

                    Screen Shot 2019-12-30 at 11.04.44 AM

                    S 1 Reply Last reply Reply Quote 0
                    • S Offline
                      sdetweil @tkaauf32
                      last edited by

                      @tkaauf32 change head -n 10 to -n 20

                      Sam

                      How to add modules

                      learning how to use browser developers window for css changes

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                      • T Offline
                        tkaauf32
                        last edited by

                        I hope you can decipher this haha

                        0_1577726759666_d55e67d9-9db4-4a13-9820-e92f4186c64d-image.png Screen Shot 2019-12-30 at 11.04.44 AM

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                        • S Offline
                          sdetweil @tkaauf32
                          last edited by

                          @tkaauf32 need with head -n 20, to give more lines of output

                          /opt/Wolfram is taking a bit of space

                          Sam

                          How to add modules

                          learning how to use browser developers window for css changes

                          T 1 Reply Last reply Reply Quote 0
                          • T Offline
                            tkaauf32 @sdetweil
                            last edited by

                            @sdetweil I pasted the wrong image. Thanks for your patience with me

                            0_1577727269763_ff6f75b7-7d77-4203-b3c3-6b434617c8a2-image.png Screen Shot 2019-12-30 at 11.25.35 AM

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                            • S Offline
                              sdetweil @tkaauf32
                              last edited by

                              @tkaauf32 its not the logs… not even showing in the top 20.

                              that /opt/Wolfram is taking 16.7 % or disk space (1146764/6846289)
                              /usr/lib & share is taking 53%
                              I would guess that your memory card is too small…

                              what size is it?
                              what did u add last?

                              Sam

                              How to add modules

                              learning how to use browser developers window for css changes

                              T 1 Reply Last reply Reply Quote 0
                              • T Offline
                                tkaauf32 @sdetweil
                                last edited by

                                @sdetweil I guess I need to delete the wolfram. I’m using an 8GB but I have’t manually changed anything so I’m surprised that it doesn’t work anymore. Maybe the logs put it over the edge.

                                S 1 Reply Last reply Reply Quote 0
                                • S Offline
                                  sdetweil @tkaauf32
                                  last edited by

                                  @tkaauf32 logs are pretty small… do the du /var/logs | sort | head thing, just on the logs folder…

                                  Sam

                                  How to add modules

                                  learning how to use browser developers window for css changes

                                  T 1 Reply Last reply Reply Quote 0
                                  • T Offline
                                    tkaauf32 @sdetweil
                                    last edited by

                                    @sdetweil Permission denied. Also tried it with /logs and /log. /log says “is a directory” and the latter says permission denied

                                    S 1 Reply Last reply Reply Quote 0
                                    • S Offline
                                      sdetweil @tkaauf32
                                      last edited by sdetweil

                                      @tkaauf32 sorry, typo

                                       du  /var/log 2>/dev/null
                                      

                                      may need sudo

                                      sudo du  /var/log 2>/dev/null
                                      

                                      Sam

                                      How to add modules

                                      learning how to use browser developers window for css changes

                                      T 1 Reply Last reply Reply Quote 0
                                      • T Offline
                                        tkaauf32 @sdetweil
                                        last edited by

                                        @sdetweil 0_1577729903525_58f7d43d-6607-4c09-9993-a57e643fa893-image.png

                                        S 1 Reply Last reply Reply Quote 0
                                        • S Offline
                                          sdetweil @tkaauf32
                                          last edited by sdetweil

                                          @tkaauf32 so, all the space is used IN the /var/log folder itself, not subfolders…

                                          but 13040 is a tiny 0.1% WAY below the critical threshold… (if u are over 80% used, you are in trouble)

                                          Sam

                                          How to add modules

                                          learning how to use browser developers window for css changes

                                          T 1 Reply Last reply Reply Quote 0
                                          • T Offline
                                            tkaauf32 @sdetweil
                                            last edited by

                                            @sdetweil said in Magic Mirror will not boot but Pi will, Cache issue?:

                                            o

                                            I don’t know what that means haha

                                            S 1 Reply Last reply Reply Quote 0

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