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<body class='hmmessage'><div dir='ltr'><span id="result_box" lang="en"><span class="hps">OK</span> <span class="hps">I</span> <span class="hps">think I'll</span> <span class="hps">define</span> <span class="hps">a large</span> <span class="hps">value</span> <span class="hps">to be quiet</span><span>!</span> <span class="hps">But</span> <span class="hps">200000</span> <span class="hps">is very large</span><span>?</span> <span class="hps">They are</span> <span class="hps">the consequences of a</span> <span class="hps">too large value</span><span>?</span> <br><br><span class="hps">In the logs</span> <span class="hps">I spotted</span> <span class="hps">a few lines</span><span>:<br><br>Tue Jul 15 20:46:41 2014 : Error: Discarding duplicate request from client localhost:2054 - ID: 0 due to unfinished request 442908<br>Tue Jul 15 21:06:54 2014 : Error: Discarding duplicate request from client localhost:2056 - ID: 0 due to unfinished request 443583<br>Tue Jul 15 21:06:55 2014 : Error: Discarding duplicate request from client localhost:32768 - ID: 156 due to unfinished request 443584</span></span><span id="result_box" lang="en"><span><span id="result_box" lang="en"><span></span></span></span> <br><br><span class="hps">There is a</span> <span class="hps">relation with</span> <span class="hps">max_rquest</span> <span class="hps">or</span> <span class="hps">is something else</span><span>?</span></span><br><br><div><hr id="stopSpelling">From: nicolas.chaigneau@capgemini.com<br>To: freeradius-users@lists.freeradius.org<br>Subject: RE: radiusd.conf max request ?<br>Date: Fri, 18 Jul 2014 09:18:37 +0000<br><br>
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<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US">The traffic your server has to serve depends on your clients, only you can estimate that.</span></p>
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<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US">As Alan said, you can set max_requests to an arbitrary large value, e.g. 200000.</span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US">FreeRADIUS doesn’t consume much memory anyway, it probably won’t make any difference if it’s larger than necessary.</span></p>
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<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US"> </span></p>
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<p class="ecxMsoNormal"><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";"> freeradius-users-bounces+nicolas.chaigneau=capgemini.com@lists.freeradius.org [mailto:freeradius-users-bounces+nicolas.chaigneau=capgemini.com@lists.freeradius.org]
<b>De la part de</b> Arnaud .<br>
<b>Envoyé :</b> vendredi 18 juillet 2014 10:56<br>
<b>À :</b> FreeRadius users mailing list<br>
<b>Objet :</b> RE: radiusd.conf max request ?</span></p>
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<p class="ecxMsoNormal"> </p>
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<p class="ecxMsoNormal"><span class="ecxhps"><span style="font-family:"Calibri","sans-serif";" lang="EN">Thank you</span></span><span style="font-family:"Calibri","sans-serif";" lang="EN">
<span class="ecxhps">and where</span> <span class="ecxhps">can we see</span> <span class="ecxhps">
the maximum total requests/s rate</span>? <br>
<br>
<span class="ecxhps">Because it</span> <span class="ecxhps">is difficult to</span> <span class="ecxhps">
see the maximum</span> <span class="ecxhps">queries</span> <span class="ecxhps">to a</span>
<span class="ecxhps">given</span> <span class="ecxhps">order to determine</span> <span class="ecxhps">
the correct value</span> <span class="ecxhps">now?</span></span><span style="font-family:"Calibri","sans-serif";"></span></p>
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<p class="ecxMsoNormal" style=""><span style="font-family:"Calibri","sans-serif";"><br>
</span><span style="font-family:"Calibri","sans-serif";" lang="EN">best Regards</span><span style="font-family:"Calibri","sans-serif";"></span></p>
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<p class="ecxMsoNormal" style=""><span style="font-family:"Calibri","sans-serif";">From:
<a href="mailto:nicolas.chaigneau@capgemini.com">nicolas.chaigneau@capgemini.com</a><br>
To: <a href="mailto:freeradius-users@lists.freeradius.org">freeradius-users@lists.freeradius.org</a><br>
Subject: RE: radiusd.conf max request ?<br>
Date: Fri, 18 Jul 2014 08:29:51 +0000</span></p>
<div>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US">A client is not limited to 256 ongoing requests.
</span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US">One client can (and will, if need be) use multiple source ports (for each source port, 256 requests can be ongoing), hence sending as many requests
as it needs at a given time.</span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US"> </span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US">This is not exact science.</span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US">You need to do is evaluate the maximum total requests/s rate your server will have to serve.</span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US">Multiply that by your max request time, and you have the max requests FreeRADIUS will be handling at a given time.</span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US"> </span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US">BTW, the following comment in radiusd.conf is misleading, it should probably be updated :</span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US"> </span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal" style="line-height:13.5pt;"><span style="font-size:9.0pt;font-family:Consolas;color:#333333;" lang="EN-US"># max_requests: The maximum number of requests which the server keeps</span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal" style="line-height:13.5pt;"><span style="font-size:9.0pt;font-family:Consolas;color:#333333;" lang="EN-US"># track of. This should be 256 multiplied by the number of clients.</span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal" style="line-height:13.5pt;"><span style="font-size:9.0pt;font-family:Consolas;color:#333333;" lang="EN-US"># e.g. With 4 clients, this number should be 1024.</span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US"> </span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US"> </span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US"> </span><span style="font-family:"Calibri","sans-serif";"></span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;" lang="EN-US"> </span><span style="font-family:"Calibri","sans-serif";"></span></p>
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<p class="ecxMsoNormal"><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";">
<a href="mailto:freeradius-users-bounces+nicolas.chaigneau=capgemini.com@lists.freeradius.org">
freeradius-users-bounces+nicolas.chaigneau=capgemini.com@lists.freeradius.org</a> [<a href="mailto:freeradius-users-bounces+nicolas.chaigneau=capgemini.com@lists.freeradius.org">mailto:freeradius-users-bounces+nicolas.chaigneau=capgemini.com@lists.freeradius.org</a>]
<b>De la part de</b> Arnaud .<br>
<b>Envoyé :</b> vendredi 18 juillet 2014 09:36<br>
<b>À :</b> FreeRadius users mailing list<br>
<b>Objet :</b> RE: radiusd.conf max request ?</span><span style="font-family:"Calibri","sans-serif";"></span></p>
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<p class="ecxMsoNormal"><span style="font-family:"Calibri","sans-serif";"> </span></p>
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<p class="ecxMsoNormal"><span style="font-family:"Calibri","sans-serif";">Hello</span></p>
<div id="ecxgt-res-content">
<div>
<p class="ecxMsoNormal" style=""><span class="ecxhps"><span style="font-family:"Calibri","sans-serif";" lang="EN">So</span></span><span style="font-family:"Calibri","sans-serif";" lang="EN">
<span class="ecxhps">if I have</span> <span class="ecxhps">274</span> <span class="ecxhps">
routers</span> <span class="ecxhps">connected to</span> <span class="ecxhps">Hotspot</span>
<span class="ecxhps">Radius</span> <span class="ecxhps">server,</span> <span class="ecxhps">
I need</span> <span class="ecxhps">to put in</span> <span class="ecxhps">max-</span>request:
<span class="ecxhps">70144</span> <span class="ecxhps">(256</span> <span class="ecxhps">
queries</span> <span class="ecxhps">* number of</span> <span class="ecxhps">clients)</span>
<br>
<br>
<span class="ecxhps">Is this correct</span>?<br>
<br>
best Regards</span><span style="font-family:"Calibri","sans-serif";"></span></p>
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<p class="ecxMsoNormal"><span style="font-family:"Calibri","sans-serif";"> </span></p>
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<p class="ecxMsoNormal"><span style="font-family:"Calibri","sans-serif";">> Date: Thu, 17 Jul 2014 16:43:45 -0400<br>
> From: <a href="mailto:aland@deployingradius.com">aland@deployingradius.com</a><br>
> To: <a href="mailto:freeradius-users@lists.freeradius.org">freeradius-users@lists.freeradius.org</a><br>
> Subject: Re: radiusd.conf max request ?<br>
> <br>
> Arnaud . wrote:<br>
> > Hello,<br>
> > <br>
> > How should settle in "radiusd.conf" max_request_time, cleanup_delay and<br>
> > max_requests?<br>
> <br>
> The configuration files document what they're for, and what they do.<br>
> <br>
> > Currently I max_request_time = 30 cleanup_delay = 2 and max_requests =<br>
> > 50432<br>
> > <br>
> > Is it set? If it is misconfigured what can happen?<br>
> <br>
> Don't change max_request_time or cleanup_delay. Set max_requests to<br>
> some large value.<br>
> <br>
> If you get it wrong, error messages will appear in the log. The<br>
> messages will tell you to increase max_request_time.<br>
> <br>
> Alan DeKok.<br>
> -<br>
> List info/subscribe/unsubscribe? See <a href="http://www.freeradius.org/list/users.html" target="_blank">
http://www.freeradius.org/list/users.html</a></span></p>
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