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131 lines
2.8 KiB
Groff
131 lines
2.8 KiB
Groff
.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.23.
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.TH PPROF "1" "February 2005" "pprof (part of gperftools)" Google
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.SH NAME
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pprof \- manual page for pprof (part of gperftools)
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.SH SYNOPSIS
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.B pprof
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[\fIoptions\fR] \fI<program> <profile>\fR
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.SH DESCRIPTION
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.IP
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Prints specified cpu- or heap-profile
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.SH OPTIONS
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.TP
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\fB\-\-cum\fR
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Sort by cumulative data
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.TP
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\fB\-\-base=\fR<base>
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Subtract <base> from <profile> before display
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.SS "Reporting Granularity:"
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.TP
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\fB\-\-addresses\fR
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Report at address level
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.TP
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\fB\-\-lines\fR
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Report at source line level
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.TP
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\fB\-\-functions\fR
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Report at function level [default]
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.TP
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\fB\-\-files\fR
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Report at source file level
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.SS "Output type:"
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.TP
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\fB\-\-text\fR
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Generate text report [default]
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.TP
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\fB\-\-gv\fR
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Generate Postscript and display
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.TP
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\fB\-\-list=\fR<regexp>
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Generate source listing of matching routines
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.TP
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\fB\-\-disasm=\fR<regexp>
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Generate disassembly of matching routines
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.TP
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\fB\-\-dot\fR
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Generate DOT file to stdout
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.TP
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\fB\-\-ps\fR
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Generate Postscript to stdout
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.TP
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\fB\-\-pdf\fR
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Generate PDF to stdout
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.TP
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\fB\-\-gif\fR
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Generate GIF to stdout
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.SS "Heap-Profile Options:"
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.TP
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\fB\-\-inuse_space\fR
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Display in-use (mega)bytes [default]
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.TP
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\fB\-\-inuse_objects\fR
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Display in-use objects
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.TP
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\fB\-\-alloc_space\fR
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Display allocated (mega)bytes
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.TP
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\fB\-\-alloc_objects\fR
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Display allocated objects
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.TP
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\fB\-\-show_bytes\fR
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Display space in bytes
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.TP
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\fB\-\-drop_negative\fR
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Ignore negaive differences
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.SS "Call-graph Options:"
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.TP
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\fB\-\-nodecount=\fR<n>
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Show at most so many nodes [default=80]
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.TP
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\fB\-\-nodefraction=\fR<f>
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Hide nodes below <f>*total [default=.005]
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.TP
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\fB\-\-edgefraction=\fR<f>
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Hide edges below <f>*total [default=.001]
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.TP
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\fB\-\-focus=\fR<regexp>
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Focus on nodes matching <regexp>
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.TP
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\fB\-\-ignore=\fR<regexp>
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Ignore nodes matching <regexp>
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.TP
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\fB\-\-scale=\fR<n>
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Set GV scaling [default=0]
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.SH EXAMPLES
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pprof /bin/ls ls.prof
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.IP
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Outputs one line per procedure
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.PP
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pprof \fB\-\-gv\fR /bin/ls ls.prof
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.IP
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Displays annotated call-graph via 'gv'
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.PP
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pprof \fB\-\-gv\fR \fB\-\-focus\fR=\fIMutex\fR /bin/ls ls.prof
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.IP
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Restricts to code paths including a .*Mutex.* entry
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.PP
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pprof \fB\-\-gv\fR \fB\-\-focus\fR=\fIMutex\fR \fB\-\-ignore\fR=\fIstring\fR /bin/ls ls.prof
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.IP
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Code paths including Mutex but not string
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.PP
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pprof \fB\-\-list\fR=\fIgetdir\fR /bin/ls ls.prof
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.IP
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Dissassembly (with per-line annotations) for getdir()
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.PP
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pprof \fB\-\-disasm\fR=\fIgetdir\fR /bin/ls ls.prof
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.IP
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Dissassembly (with per-PC annotations) for getdir()
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.SH COPYRIGHT
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Copyright \(co 2005 Google Inc.
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.SH "SEE ALSO"
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Further documentation for
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.B pprof
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is maintained as a web page called
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.B cpu_profiler.html
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and is likely installed at one of the following locations:
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.IP
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.B /usr/share/gperftools/cpu_profiler.html
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.br
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.B /usr/local/share/gperftools/cpu_profiler.html
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.PP
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