How can I view os_log log entries as they stream from a device using the log tool?









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This is a question about Apple’s unified logging and activity tracing system, sometimes known as os_log.



I have an app that will not run in the simulator, but only on device. I want to use os_log to emit logs. I want to view the live stream of logs, not in the Console app, but with the log command line tool, since it provides a more flexible interface for filtering log messages. Is there a way to do this?



A way to view the stream of logs (not files), from a device (not the Simulator), which were created by calls to os_log (not some other system)?










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    up vote
    1
    down vote

    favorite












    This is a question about Apple’s unified logging and activity tracing system, sometimes known as os_log.



    I have an app that will not run in the simulator, but only on device. I want to use os_log to emit logs. I want to view the live stream of logs, not in the Console app, but with the log command line tool, since it provides a more flexible interface for filtering log messages. Is there a way to do this?



    A way to view the stream of logs (not files), from a device (not the Simulator), which were created by calls to os_log (not some other system)?










    share|improve this question























      up vote
      1
      down vote

      favorite









      up vote
      1
      down vote

      favorite











      This is a question about Apple’s unified logging and activity tracing system, sometimes known as os_log.



      I have an app that will not run in the simulator, but only on device. I want to use os_log to emit logs. I want to view the live stream of logs, not in the Console app, but with the log command line tool, since it provides a more flexible interface for filtering log messages. Is there a way to do this?



      A way to view the stream of logs (not files), from a device (not the Simulator), which were created by calls to os_log (not some other system)?










      share|improve this question













      This is a question about Apple’s unified logging and activity tracing system, sometimes known as os_log.



      I have an app that will not run in the simulator, but only on device. I want to use os_log to emit logs. I want to view the live stream of logs, not in the Console app, but with the log command line tool, since it provides a more flexible interface for filtering log messages. Is there a way to do this?



      A way to view the stream of logs (not files), from a device (not the Simulator), which were created by calls to os_log (not some other system)?







      ios logging oslog






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      share|improve this question











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      share|improve this question










      asked Nov 9 at 21:57









      algal

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      20.8k85770



























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