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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=EN-GB link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>Hi Vlad,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'> I have ran some tests on level 4 (Debug) and when using memcached driver I get the following:<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>DBG:core:cachedb_fetch: from script [memcached] - with grp [cbdb]<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>ERROR:cachedb_memcached:wrap_memcached_get: Failed to get: SERVER ERROR<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>If I use couchbase I get:<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>DBG:core:cachedb_fetch: from script [couchbase] - with grp [cbdb]<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>With no additional error information from within the driver itself.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I have created a PHP script, which loads a few million records into couchbase, this also provides validation for each of the loaded records. <o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>After I load data, I can run the external script and achieve repeatable 100% success rate (on validation), even if I load it up and hit 30K queries/sec it does not drop a single one.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Regards Jonathan<o:p></o:p></span></p><p class=MsoNormal><a name="_MailEndCompose"><span style='color:#1F497D'><o:p> </o:p></span></a></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'> users-bounces@lists.opensips.org [mailto:users-bounces@lists.opensips.org] <b>On Behalf Of </b>Vlad Paiu<br><b>Sent:</b> 28 July 2014 07:53<br><b>To:</b> users@lists.opensips.org<br><b>Subject:</b> Re: [OpenSIPS-Users] High Reliable Couchbase Queries<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Hello,<br><br>The OpenSIPS cachedb layer connecting to the Couchbase server should not change at all the actual success rate offered by the back-end.<br>Have you tried running the queries from within an external script and got a better success rate ? Also, when the OpenSIPS queries are failing, what are the errors that you are seeing in the log ?<br><br>Best Regards,<br><br><o:p></o:p></p><pre>Vlad Paiu<o:p></o:p></pre><pre>OpenSIPS Developer<o:p></o:p></pre><pre><a href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a> <o:p></o:p></pre><p class=MsoNormal>On 27.07.2014 22:28, Jonathan Hulme wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal>Hi,<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal> I understand that memcached is not designed to have 100% success rate on hitting existing keys, but as far as I am know couchbase key requests should, maybe it is the entire opensips caching layer which was designed like this.<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>I am getting about 99.5%+ success rate on both memcache and native couchbase driver, however this is too low for my required application.<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>I have tried concatenating 3 identical sequential queries to increase success rate, but this makes no difference.<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Can anyone suggest how I can improve the reliability of my queries to couchbase, ideally internally within opensips. Alternatively a low latency way if it has to go via an external system<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Kind Regards<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Jonathan<o:p></o:p></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><br><br><br><o:p></o:p></span></p><pre>_______________________________________________<o:p></o:p></pre><pre>Users mailing list<o:p></o:p></pre><pre><a href="mailto:Users@lists.opensips.org">Users@lists.opensips.org</a><o:p></o:p></pre><pre><a href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a><o:p></o:p></pre></blockquote><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p> </o:p></span></p></div></body></html>