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    <div class="moz-cite-prefix">You shouldn't feel any performance
      issues after increasing tcp_max_conn to 4096. Connections hash
      table size is pretty high (1024) so it's not a problem at all. Of
      course if you want to handle twice bigger number of simultaneous
      clients you need to check if you current hardware can handle it
      (RAM, CPU).<br>
      <br>
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    <blockquote
cite="mid:CAM33Ch7=iR+kgXuKVD9fpNsisg_WQGRxsmRPeMZAAAaky_p5Mg@mail.gmail.com"
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            <div>Hi Team,<br>
              <br>
            </div>
            We are seeing some errors in our kamilio <span
style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;display:inline!important;float:none;background-color:rgb(255,255,255)">for
              TCP max conn (ERROR) : 2048 (the default).<br>
              <br>
            </span></div>
          <span
style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;display:inline!important;float:none;background-color:rgb(255,255,255)">We
            are thinking to double the TCP connection for our kamailio
            registrar server. <br>
            <br>
          </span>
          <pre style="white-space:pre-wrap;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;margin-top:0px;margin-bottom:1.4em;padding:0.7em 1em;font-family:Consolas,"Andale Mono WT","Andale Mono","Bitstream Vera Sans Mono","Nimbus Mono L",Monaco,"Courier New",monospace;font-size:14px;direction:ltr;color:rgb(51,51,51);border-radius:2px;overflow:auto;word-wrap:normal;border:1px solid rgb(204,204,204);line-height:19.6px;background-color:rgb(251,250,249)">tcp_max_connections=4096</pre>
          Is there any performance issue if we double the
          tcp_max_connections ?. <br>
          <br>
          <br>
        </div>
        <div>Currently we are setting these parameters for TCP. <br>
          <br>
          tcp_connection_lifetime=3605<br>
          tcp_accept_no_cl=yes<br>
          tcp_rd_buf_size=16384<br>
          <br>
        </div>
        <div>Do we need to tune any other variable if we are setting max
          tcp connections to 4096 for better performance  ?<br>
          <br>
        </div>
        <div>Thanks for looking into this. <br>
          <br>
          Regards<br>
          <br>
          Varghese Paul <br>
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      <pre wrap="">_______________________________________________
SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
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</pre>
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