Copyright (c)2011 YAMAMOTO Takashi,
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.Dd December 2, 2011 .Dt TPROF 4 .Os ------------------------------------------------------------
.Sh NAME .Nm tprof .Nd a sampling based profiler ------------------------------------------------------------
.Sh SYNOPSIS .Cd pseudo-device tprof ------------------------------------------------------------
.Sh DESCRIPTION The .Nm driver provides kernel services necessary for .Xr tprof 8 .
p Specifically, it makes its backend driver collect profiling samples and provide them to the userland consumer.
p
The API/ABI is currently undocumented and will likely change in future
without keeping compatibility.
------------------------------------------------------------
.Sh EXAMPLES
------------------------------------------------------------
.Sh SEE ALSO
.Xr tprof_amdpmi 4 ,
.Xr tprof_pmi 4 ,
.Xr tprof 8
------------------------------------------------------------
.Sh HISTORY
The
.Nm
driver first appeared in
.Nx 4.0 .
------------------------------------------------------------
.Sh AUTHORS
The
.Nm
driver was written by
.An YAMAMOTO Takashi .
------------------------------------------------------------
.Sh BUGS
There is no way to configure multiple backend drivers statically.
Indexes created Wed Oct 15 16:09:53 GMT 2025