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<p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>I also tried to write directly files to /var/spool/checkresults
and I am quite sure it improve performance a lot.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Yann Jouanin<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>http://www.yannj.fr<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'>
<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>De :</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Paul Fitzpatrick
[mailto:filsdepatrick@gmail.com] <br>
<b>Envoyé :</b> vendredi 20 février 2009 00:05<br>
<b>À :</b> Nagios Developers List<br>
<b>Objet :</b> Re: [Nagios-devel] High latencies problem.<o:p></o:p></span></p>
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<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal style='margin-bottom:12.0pt'>I am also using the command
pipe to submit passive service checks via nsca to a master nagios host which
does notifications and runs event handlers. I am also interested in
knowing what is the alternative to the command pipe referred-to by Daniel.<o:p></o:p></p>
<div>
<p class=MsoNormal>On Thu, Feb 19, 2009 at 1:51 AM, <<a
href="mailto:yann.jouanin.list@intelunix.fr">yann.jouanin.list@intelunix.fr</a>>
wrote:<o:p></o:p></p>
<p class=MsoNormal><br>
Could someone light me about how to use something else than command pipe to<br>
<br>
improve performance?<br>
<br>
<br>
<br>
<br>
<br>
On Tue, 17 Feb 2009 08:32:32 -0800, "D. Emmanuel Feinsmith"<br>
<br>
<<a href="mailto:daniel@danielemmanuelfeinsmith.com">daniel@danielemmanuelfeinsmith.com</a>>
wrote:<br>
<br>
> Alessandro,<o:p></o:p></p>
<div>
<p class=MsoNormal style='margin-bottom:12.0pt'><br>
><br>
<br>
Its inefficiency primarily arises when it needs to either<br>
<br>
> receive passive checks (through the command pipe bottleneck)<br>
<br>
<br>
<br>
><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal style='margin-bottom:12.0pt'>> The key to nagios
scalability and latency reduction is to educe the #<br>
<br>
> of fork/exec's to the smallest amount possible and keep away from the<br>
<br>
> command pipe as much as you can if you are passive-check heavy.<br>
<br>
><o:p></o:p></p>
</div>
<p class=MsoNormal>> Daniel.<o:p></o:p></p>
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<div>
<p class=MsoNormal><br>
<br>
<br>
<br>
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<p class=MsoNormal><o:p> </o:p></p>
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