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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
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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

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        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.

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          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

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            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

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              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

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                tkaauf32 @sdetweil
                last edited by

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

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                  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

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                    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

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                      sdetweil @tkaauf32
                      last edited by

                      @tkaauf32 said in Magic Mirror will not boot but Pi will, Cache issue?:

                      I don’t know what that means haha

                      the du command dumps out blocks used, and does it by folder.

                      in the last screenshot, there are 13040 blocks used for the entire /var/log subtree
                      there are 6846289 blocks of space on the memory card disk volume… so, divide

                      (13040*100) by 6846289 to get the percentage used = 0.19046815%

                      in system design, if u ever got over 80% used of the total capacity (memory, cpu, disk space), the system is in danger of failure ‘soon’… (I am a long time (45 yrs) computer system solution designer)

                      Sam

                      How to add modules

                      learning how to use browser developers window for css changes

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                        tkaauf32 @sdetweil
                        last edited by

                        @sdetweil I’m just curious how you think it went over 80% total capacity? Will this continue to happen over time? Or should i just buy a 16gig SD and it will likely solve the issue?

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