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Viewing changes to Development/debugging/tracers/debugfs.txt

  • Committer: Suren A. Chilingaryan
  • Date: 2015-08-21 03:52:00 UTC
  • Revision ID: csa@suren.me-20150821035200-xu1zh22cqlk2omcq
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Lines of Context:
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Usage:
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    mount -t debugfs nodev /sys/kernel/debug
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    cat available_tracers 
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    echo function > current_tracer
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    echo 1 > tracing_on
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    cat trace
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Tracers:
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    noop:
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    function: function calls
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    function_graph: function calls (tree presentation)
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    sched_switch: scheduling
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    more: blk mmiotrace wakeup_rt wakeup preemptirqsoff preemptoff irqsoff