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Describe high compression mode.

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Bartosz Taudul 2018-08-26 17:03:34 +02:00
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3
NEWS
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@ -12,6 +12,9 @@ v0.4 (xxxx-xx-xx)
- Renamed "standalone" utility to "profiler". - Renamed "standalone" utility to "profiler".
- Added trace update utility, which will convert files saved in previous - Added trace update utility, which will convert files saved in previous
versions of tracy to be up-to-date. versions of tracy to be up-to-date.
- Optional high compression (--hc) mode is available that will increase
the compression level, at the cost of considerably longer compression
time.
- Fix regression causing varying size of profiler window for different - Fix regression causing varying size of profiler window for different
captures. captures.
- Added support for on-demand tracing. - Added support for on-demand tracing.

4
manual/tracy.tex
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@ -625,6 +625,10 @@ old.tracy (0.3.0) -> new.tracy (0.4.0)
The new file contains the same data as the old one, but in the updated internal representation. Note that to perform an upgrade, whole trace needs to be loaded to memory. The new file contains the same data as the old one, but in the updated internal representation. Note that to perform an upgrade, whole trace needs to be loaded to memory.
\subsubsection{Archival mode}
The update utility supports optional higher level of data compression, enabled by passing the \texttt{-{}-hc} parameter. It can reduce the trace size by \numrange{15}{20}\%, at a considerable time cost ($\sim17\times$~increase of compression time).
\section{Analyzing captured data} \section{Analyzing captured data}
\label{analyzingdata} \label{analyzingdata}