Merge pull request #255 from graydon/tracy-capture-seconds-argument

Add `-s <seconds>` parameter to capture.cpp
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Bartosz Taudul 2021-08-26 11:14:23 +02:00 committed by GitHub
commit d011d65b3c
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2 changed files with 17 additions and 3 deletions

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@ -34,7 +34,7 @@ void SigInt( int )
[[noreturn]] void Usage()
{
printf( "Usage: capture -o output.tracy [-a address] [-p port] [-f]\n" );
printf( "Usage: capture -o output.tracy [-a address] [-p port] [-f] [-s seconds]\n" );
exit( 1 );
}
@ -52,9 +52,10 @@ int main( int argc, char** argv )
const char* address = "127.0.0.1";
const char* output = nullptr;
int port = 8086;
int seconds = -1;
int c;
while( ( c = getopt( argc, argv, "a:o:p:f" ) ) != -1 )
while( ( c = getopt( argc, argv, "a:o:p:fs:" ) ) != -1 )
{
switch( c )
{
@ -70,6 +71,9 @@ int main( int argc, char** argv )
case 'f':
overwrite = true;
break;
case 's':
seconds = atoi (optarg);
break;
default:
Usage();
break;
@ -137,6 +141,7 @@ int main( int argc, char** argv )
{
worker.Disconnect();
disconnect = false;
break;
}
lock.lock();
@ -162,6 +167,14 @@ int main( int argc, char** argv )
fflush( stdout );
std::this_thread::sleep_for( std::chrono::milliseconds( 100 ) );
if( seconds != -1 )
{
const auto dur = std::chrono::high_resolution_clock::now() - t0;
if( std::chrono::duration_cast<std::chrono::seconds>(dur).count() >= seconds )
{
disconnect = true;
}
}
}
const auto t1 = std::chrono::high_resolution_clock::now();

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@ -2017,6 +2017,7 @@ You can capture a trace using a command line utility contained in the \texttt{ca
\item \texttt{-a address} -- specifies the IP address (or a domain name) of the client application (uses \texttt{localhost} if not provided).
\item \texttt{-p port} -- network port which should be used (optional).
\item \texttt{-f} -- force overwrite, if output file already exists.
\item \texttt{-s seconds} -- number of seconds to capture before automatically disconnecting (optional).
\end{itemize}
If there is no client running at the given address, the server will wait until a connection can be made. During the capture the following information will be displayed:
@ -2031,7 +2032,7 @@ Timer resolution: 3 ns
The \emph{queue delay} and \emph{timer resolution} parameters are calibration results of timers used by the client. The next line is a status bar, which displays: network connection speed, connection compression ratio, and the resulting uncompressed data rate; total amount of data transferred over the network; memory usage of the capture utility; time extent of the captured data.
You can disconnect from the client and save the captured trace by pressing \keys{\ctrl + C}.
You can disconnect from the client and save the captured trace by pressing \keys{\ctrl + C}. If you prefer to disconnect after a fixed time, use the \texttt{-s seconds} parameter.
\subsection{Interactive profiling}
\label{interactiveprofiling}