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<H5><A NAME="SECTION00063331000000000000">
RT_ PREEMPT Priorisierung</A>
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<P>
Mit dem Tool rtnice<A NAME="tex2html18"
  HREF="footnode.html#foot781"><SUP><IMG  ALIGN="BOTTOM" BORDER="1" ALT="[*]"
 SRC="/usr/share/latex2html/icons/footnote.png"></SUP></A> wurden die (negativen) Real-time Priorit&#228;ten wie folgt zugewiesen:

<P>
<A NAME="787"></A>
<TABLE CELLPADDING=3 BORDER="1">
<CAPTION><STRONG>Table 3:</STRONG>
Priorisierung CPX1 - Supplier - RTCORBA Client</CAPTION>
<TR><TH ALIGN="LEFT"><SPAN  CLASS="textbf">Prozess</SPAN></TH>
<TH ALIGN="LEFT"><SPAN  CLASS="textbf">Priorit&#228;t</SPAN></TH>
<TH ALIGN="LEFT"><SPAN  CLASS="textbf">Kommentar</SPAN></TH>
</TR>
<TR><TD ALIGN="LEFT">Supplier</TD>
<TD ALIGN="LEFT">RT (-99)</TD>
<TD ALIGN="LEFT">RTCORBA Client</TD>
</TR>
<TR><TD ALIGN="LEFT">softirq-net-rx</TD>
<TD ALIGN="LEFT">-2</TD>
<TD ALIGN="LEFT">&nbsp;</TD>
</TR>
<TR><TD ALIGN="LEFT">softirq-net-tx</TD>
<TD ALIGN="LEFT">-40</TD>
<TD ALIGN="LEFT">&nbsp;</TD>
</TR>
<TR><TD ALIGN="LEFT">IRQ 6</TD>
<TD ALIGN="LEFT">-90</TD>
<TD ALIGN="LEFT">Digitale Ein/Ausg&#228;nge</TD>
</TR>
<TR><TD ALIGN="LEFT">IRQ 14</TD>
<TD ALIGN="LEFT">-2</TD>
<TD ALIGN="LEFT">ide0</TD>
</TR>
<TR><TD ALIGN="LEFT">IRQ 17</TD>
<TD ALIGN="LEFT">-90</TD>
<TD ALIGN="LEFT">eth0 (f&#252;r RT Kommunikation)</TD>
</TR>
<TR><TD ALIGN="LEFT">IRQ 18</TD>
<TD ALIGN="LEFT">-2</TD>
<TD ALIGN="LEFT">ethX (restliche Ethernetports)</TD>
</TR>
<TR><TD ALIGN="LEFT"><A NAME="tab:prioSup"></A></TD>
<TD ALIGN="LEFT">&nbsp;</TD>
<TD ALIGN="LEFT">&nbsp;</TD>
</TR>
</TABLE>

<A NAME="795"></A>
<TABLE CELLPADDING=3 BORDER="1">
<CAPTION><STRONG>Table 4:</STRONG>
Priorisierung CPX2 - Receiver - RTCORBA Server</CAPTION>
<TR><TH ALIGN="LEFT"><SPAN  CLASS="textbf">Prozess</SPAN></TH>
<TH ALIGN="LEFT"><SPAN  CLASS="textbf">Priorit&#228;t</SPAN></TH>
<TH ALIGN="LEFT"><SPAN  CLASS="textbf">Kommentar</SPAN></TH>
</TR>
<TR><TD ALIGN="LEFT">Receiver</TD>
<TD ALIGN="LEFT">RT (-99)</TD>
<TD ALIGN="LEFT">RTCORBA Server</TD>
</TR>
<TR><TD ALIGN="LEFT">softirq-net-rx</TD>
<TD ALIGN="LEFT">-40</TD>
<TD ALIGN="LEFT">&nbsp;</TD>
</TR>
<TR><TD ALIGN="LEFT">softirq-net-tx</TD>
<TD ALIGN="LEFT">-2</TD>
<TD ALIGN="LEFT">Senden ist rel. unwichtig</TD>
</TR>
<TR><TD ALIGN="LEFT">IRQ 6</TD>
<TD ALIGN="LEFT">-90</TD>
<TD ALIGN="LEFT">Digitale Ein/Ausg&#228;nge</TD>
</TR>
<TR><TD ALIGN="LEFT">IRQ 14</TD>
<TD ALIGN="LEFT">-2</TD>
<TD ALIGN="LEFT">ide0</TD>
</TR>
<TR><TD ALIGN="LEFT">IRQ 17</TD>
<TD ALIGN="LEFT">-90</TD>
<TD ALIGN="LEFT">eth0 (f&#252;r RT Kommunikation)</TD>
</TR>
<TR><TD ALIGN="LEFT">IRQ 18</TD>
<TD ALIGN="LEFT">-2</TD>
<TD ALIGN="LEFT">ethX (restliche Ethernetports)</TD>
</TR>
<TR><TD ALIGN="LEFT"><A NAME="tab:prioRec"></A></TD>
<TD ALIGN="LEFT">&nbsp;</TD>
<TD ALIGN="LEFT">&nbsp;</TD>
</TR>
</TABLE>

<P>
<DL>
<DT><STRONG>softirqs:</STRONG></DT>
<DD>f&#252;hren Interruptcode aus, welcher nicht zeitkritisch ist. Dies hat den Vorteil, dass die CPU nicht l&#228;nger als n&#246;tig von einer Interruptserviceroutine benutzt wird. Eine detailierte Beschreibung ist in [<A
 HREF="node86.html#love:kernel">Love05</A>] ab Seite 142 zu finden.
</DD>
</DL>

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<ADDRESS>
Manuel Traut
2007-02-25
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