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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">If the client adds the “check time” when it established contact with the server and then send data and not when the send process starts (which include any
wait-time for all servers before in the list)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">The problem would be solved.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">The time we are checking is when the client sends against the time on the server.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">That should mean you take the time after you have established connection.<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"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Ralph Mitchell [mailto:ralphmitchell@gmail.com]
<br>
<b>Sent:</b> Tuesday, 28 May 2013 10:28 AM<br>
<b>To:</b> Roland Soderstrom<br>
<b>Cc:</b> xymon@xymon.com<br>
<b>Subject:</b> Re: [Xymon] XYMONSERVERS bug<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">I don't know what it would take to run the transmit in parallel. In some cases a response comes back from one of the servers, as mentioned in the comments:<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"> /*<o:p></o:p></p>
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<p class="MsoNormal"> * Even though this is the "sendtomany" routine, we need to decide if the<o:p></o:p></p>
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<p class="MsoNormal"> * request should go to all servers, or just a single server. The default <o:p></o:p></p>
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<p class="MsoNormal"> * is to send to all servers - but commands that trigger a response can<o:p></o:p></p>
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<p class="MsoNormal"> * only go to a single server.<o:p></o:p></p>
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<p class="MsoNormal"> *<o:p></o:p></p>
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<p class="MsoNormal"> * "schedule" is special - when scheduling an action there is no response, but <o:p></o:p></p>
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<p class="MsoNormal"> * when it is the blank "schedule" command there will be a response. So a <o:p></o:p></p>
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<p class="MsoNormal"> * schedule action goes to all Xymon servers, the blank "schedule" goes to a single<o:p></o:p></p>
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<p class="MsoNormal"> * server.<o:p></o:p></p>
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<p class="MsoNormal"> */<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Perhaps the feature request should be: try each server once, then move on to the next. Take out of the list any server that responds. Run through the list N times as long as there are servers still in the list.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Ralph Mitchell<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><o:p> </o:p></p>
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<p class="MsoNormal">On Mon, May 27, 2013 at 6:12 PM, Roland Soderstrom <<a href="mailto:Rolands@logicaltech.com.au" target="_blank">Rolands@logicaltech.com.au</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Well spotted Ralph, Thanks a lot.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">But the code seems to miss something here.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Shouldn’t it send to both servers at the same time? Regardless of the other being up or not?</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Is there any reason to wait for the first server to answer before sending to the next?</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">And even so, the time from the client should be when it is sending not when the sending process starts.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">I really like this feature as it gives me a very cheap and easy “xymon cluster”.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">I discovered this when one of my xymon servers died on me last week.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">I just had to change the http port to see the “backup server” instead.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Feature request?</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">At least we know what is happening and why.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">-Roland</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Ralph
Mitchell [mailto:<a href="mailto:ralphmitchell@gmail.com" target="_blank">ralphmitchell@gmail.com</a>]
<br>
<b>Sent:</b> Monday, 27 May 2013 4:49 PM<br>
<b>To:</b> Roland Soderstrom<br>
<b>Cc:</b> <a href="mailto:xymon@xymon.com" target="_blank">xymon@xymon.com</a></span><o:p></o:p></p>
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<p class="MsoNormal"><br>
<b>Subject:</b> Re: [Xymon] XYMONSERVERS bug<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">I just looked at the code (xymon-4.3.10) - the xymon client program has a default timeout of 15 seconds, and retries twice. That's 45 of the 47 seconds delay you're seeing before
it tries the second server.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">To answer your original question, yes, that would seem to be the expected behaviour... :-)<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Ralph Mitchell<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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_______________________________________________<br>
Xymon mailing list<br>
<a href="mailto:Xymon@xymon.com">Xymon@xymon.com</a><br>
<a href="http://lists.xymon.com/mailman/listinfo/xymon" target="_blank">http://lists.xymon.com/mailman/listinfo/xymon</a><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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