1PERF-LOCK(1)                      perf Manual                     PERF-LOCK(1)
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NAME

6       perf-lock - Analyze lock events
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SYNOPSIS

9       perf lock {record|report|script|info}
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DESCRIPTION

12       You can analyze various lock behaviours and statistics with this perf
13       lock command.
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15           'perf lock record <command>' records lock events
16           between start and end <command>. And this command
17           produces the file "perf.data" which contains tracing
18           results of lock events.
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20           'perf lock report' reports statistical data.
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22           'perf lock script' shows raw lock events.
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24           'perf lock info' shows metadata like threads or addresses
25           of lock instances.
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COMMON OPTIONS

28       -i, --input=<file>
29           Input file name. (default: perf.data unless stdin is a fifo)
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31       -v, --verbose
32           Be more verbose (show symbol address, etc).
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34       -D, --dump-raw-trace
35           Dump raw trace in ASCII.
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REPORT OPTIONS

38       -k, --key=<value>
39           Sorting key. Possible values: acquired (default), contended,
40           avg_wait, wait_total, wait_max, wait_min.
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INFO OPTIONS

43       -t, --threads
44           dump thread list in perf.data
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46       -m, --map
47           dump map of lock instances (address:name table)
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SEE ALSO

50       perf(1)
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54perf                              06/18/2019                      PERF-LOCK(1)