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| author | guest <guest@cba7306a-a4a0-4afd-bcb4-bd19f8a24309> | 2007-11-30 13:41:25 +0000 |
|---|---|---|
| committer | guest <guest@cba7306a-a4a0-4afd-bcb4-bd19f8a24309> | 2007-11-30 13:41:25 +0000 |
| commit | eacbf5bb4d57af21c731f41251015d3b991ad490 (patch) | |
| tree | 477f43a79c75b400228a7c492f670a1c4886b5c3 /diplomathesis/node65.html | |
final version, initial import
git-svn-id: svn+ssh://mecka.net/home/svn/rtcorba-thesis@1 cba7306a-a4a0-4afd-bcb4-bd19f8a24309
Diffstat (limited to 'diplomathesis/node65.html')
| -rw-r--r-- | diplomathesis/node65.html | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/diplomathesis/node65.html b/diplomathesis/node65.html new file mode 100644 index 0000000..99fa59d --- /dev/null +++ b/diplomathesis/node65.html @@ -0,0 +1,98 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> + +<!--Converted with LaTeX2HTML 2002-2-1 (1.71) +original version by: Nikos Drakos, CBLU, University of Leeds +* revised and updated by: Marcus Hennecke, Ross Moore, Herb Swan +* with significant contributions from: + Jens Lippmann, Marek Rouchal, Martin Wilck and others --> +<HTML> +<HEAD> +<TITLE>Ergebnis</TITLE> +<META NAME="description" CONTENT="Ergebnis"> +<META NAME="keywords" CONTENT="diplomathesis"> +<META NAME="resource-type" CONTENT="document"> +<META NAME="distribution" CONTENT="global"> + +<META NAME="Generator" CONTENT="LaTeX2HTML v2002-2-1"> +<META HTTP-EQUIV="Content-Style-Type" CONTENT="text/css"> + +<LINK REL="STYLESHEET" HREF="diplomathesis.css"> + +<LINK REL="previous" HREF="node64.html"> +<LINK REL="up" HREF="node63.html"> +<LINK REL="next" HREF="node66.html"> +</HEAD> + +<BODY > + +<DIV CLASS="navigation"><!--Navigation Panel--> +<A NAME="tex2html1061" + HREF="node66.html"> +<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" + SRC="/usr/share/latex2html/icons/next.png"></A> +<A NAME="tex2html1057" + HREF="node63.html"> +<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" + SRC="/usr/share/latex2html/icons/up.png"></A> +<A NAME="tex2html1053" + HREF="node64.html"> +<IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" + SRC="/usr/share/latex2html/icons/prev.png"></A> +<A NAME="tex2html1059" + HREF="node3.html"> +<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" + SRC="/usr/share/latex2html/icons/contents.png"></A> +<BR> +<B> Next:</B> <A NAME="tex2html1062" + HREF="node66.html">V5 mehrere Teilnehmer, Priorisierung</A> +<B> Up:</B> <A NAME="tex2html1058" + HREF="node63.html">V4 Scheduling</A> +<B> Previous:</B> <A NAME="tex2html1054" + HREF="node64.html">Konfiguration</A> + <B> <A NAME="tex2html1060" + HREF="node3.html">Contents</A></B> +<BR> +<BR></DIV> +<!--End of Navigation Panel--> + +<H4><A NAME="SECTION00063620000000000000"> +Ergebnis</A> +</H4> + +<P> +<BR> + +<BR> + +<P> +...zeigt, dass TAO das Scheduling der Threads dem Betriebssystem überläßt. Die Threads wurden korrekt priorisiert. Dies ist zu erkennen, da der nieder priorisierte Thread den größten Teil der CPU Zeit erhalten hat. + +<P> + +<DIV ALIGN="CENTER"><A NAME="img:v3"></A><A NAME="1115"></A> +<TABLE> +<CAPTION ALIGN="BOTTOM"><STRONG>Figure 27:</STRONG> +Latenzverteilung V4</CAPTION> +<TR><TD> +<DIV ALIGN="CENTER"> +[width=0.5]./img/v3/new.jpg + +</DIV> +<HR></TD></TR> +</TABLE> +</DIV> + +<P> +Die hohen Latenzwerte in Abbildung <A HREF="#img:v3">27</A> entstehen vermutlich, da der hoch priorisierte Prozess auf eine vom niedrig priorisierten Thread gelockte Ressource zugreifen muß. In diesem Fall müßte das Locking im Linux Kernel mit einem PI-Mutex<A NAME="tex2html40" + HREF="footnode.html#foot1120"><SUP><IMG ALIGN="BOTTOM" BORDER="1" ALT="[*]" + SRC="/usr/share/latex2html/icons/footnote.png"></SUP></A> implementiert werden. +<BR> +<BR> +<BR> +<BR><HR> +<ADDRESS> +Manuel Traut +2007-02-25 +</ADDRESS> +</BODY> +</HTML> |