Looking at old logs on Heroku












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I have a Ruby heroku app. It crashed. I rebooted it, it works. Fine. Such is the life of a computer program.



Now, I want to look at the error logs to see WHY it crashed. However, when I go to view logs, they start at the reboot. How do I find the logs from 30 minutes ago when the app crashed?










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    0















    I have a Ruby heroku app. It crashed. I rebooted it, it works. Fine. Such is the life of a computer program.



    Now, I want to look at the error logs to see WHY it crashed. However, when I go to view logs, they start at the reboot. How do I find the logs from 30 minutes ago when the app crashed?










    share|improve this question

























      0












      0








      0








      I have a Ruby heroku app. It crashed. I rebooted it, it works. Fine. Such is the life of a computer program.



      Now, I want to look at the error logs to see WHY it crashed. However, when I go to view logs, they start at the reboot. How do I find the logs from 30 minutes ago when the app crashed?










      share|improve this question














      I have a Ruby heroku app. It crashed. I rebooted it, it works. Fine. Such is the life of a computer program.



      Now, I want to look at the error logs to see WHY it crashed. However, when I go to view logs, they start at the reboot. How do I find the logs from 30 minutes ago when the app crashed?







      heroku logging






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      share|improve this question











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      share|improve this question










      asked Nov 26 '18 at 19:46









      Brian PostowBrian Postow

      5,9231460101




      5,9231460101
























          1 Answer
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          It appears that restarting an instance clears all logs so it's best to do this with care.



          If you'd like to store logs long-term, look at implementing Log Drains






          share|improve this answer


























          • The logs still start at the moment of app reboot.

            – Brian Postow
            Nov 26 '18 at 20:06











          • I should look into that. thanks... IT's unfortunate when it's the production server, and you need to restart because people are USING it, but then you lose the evidence to figure out what actually HAPPENED... sigh

            – Brian Postow
            Nov 26 '18 at 21:55











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          1 Answer
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          active

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          1 Answer
          1






          active

          oldest

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          active

          oldest

          votes






          active

          oldest

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          1














          It appears that restarting an instance clears all logs so it's best to do this with care.



          If you'd like to store logs long-term, look at implementing Log Drains






          share|improve this answer


























          • The logs still start at the moment of app reboot.

            – Brian Postow
            Nov 26 '18 at 20:06











          • I should look into that. thanks... IT's unfortunate when it's the production server, and you need to restart because people are USING it, but then you lose the evidence to figure out what actually HAPPENED... sigh

            – Brian Postow
            Nov 26 '18 at 21:55
















          1














          It appears that restarting an instance clears all logs so it's best to do this with care.



          If you'd like to store logs long-term, look at implementing Log Drains






          share|improve this answer


























          • The logs still start at the moment of app reboot.

            – Brian Postow
            Nov 26 '18 at 20:06











          • I should look into that. thanks... IT's unfortunate when it's the production server, and you need to restart because people are USING it, but then you lose the evidence to figure out what actually HAPPENED... sigh

            – Brian Postow
            Nov 26 '18 at 21:55














          1












          1








          1







          It appears that restarting an instance clears all logs so it's best to do this with care.



          If you'd like to store logs long-term, look at implementing Log Drains






          share|improve this answer















          It appears that restarting an instance clears all logs so it's best to do this with care.



          If you'd like to store logs long-term, look at implementing Log Drains







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited Nov 26 '18 at 20:18

























          answered Nov 26 '18 at 19:58









          Dan SDan S

          919




          919













          • The logs still start at the moment of app reboot.

            – Brian Postow
            Nov 26 '18 at 20:06











          • I should look into that. thanks... IT's unfortunate when it's the production server, and you need to restart because people are USING it, but then you lose the evidence to figure out what actually HAPPENED... sigh

            – Brian Postow
            Nov 26 '18 at 21:55



















          • The logs still start at the moment of app reboot.

            – Brian Postow
            Nov 26 '18 at 20:06











          • I should look into that. thanks... IT's unfortunate when it's the production server, and you need to restart because people are USING it, but then you lose the evidence to figure out what actually HAPPENED... sigh

            – Brian Postow
            Nov 26 '18 at 21:55

















          The logs still start at the moment of app reboot.

          – Brian Postow
          Nov 26 '18 at 20:06





          The logs still start at the moment of app reboot.

          – Brian Postow
          Nov 26 '18 at 20:06













          I should look into that. thanks... IT's unfortunate when it's the production server, and you need to restart because people are USING it, but then you lose the evidence to figure out what actually HAPPENED... sigh

          – Brian Postow
          Nov 26 '18 at 21:55





          I should look into that. thanks... IT's unfortunate when it's the production server, and you need to restart because people are USING it, but then you lose the evidence to figure out what actually HAPPENED... sigh

          – Brian Postow
          Nov 26 '18 at 21:55




















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