<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Nov 3, 2014 at 10:08 AM, Marc Delisle <span dir="ltr"><<a href="mailto:marc@infomarc.info" target="_blank">marc@infomarc.info</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Madhura Jayaratne a écrit :<br>
<div><div class="h5">> Hi all,<br>
><br>
> Today morning I spent some time testing the performance improvements that<br>
> were done for the servers having a large number of databases.<br>
><br>
> My setup has about 5000 databases grouped in to database groups of 20<br>
> databases. Navigation items at first level [1] is limited to 50 meaning<br>
> that about 1000 databases are loaded in the initial page of navigation.<br>
><br>
> While loading the initial page,<br>
> QA_4_2: 1008 queries executed 1011 times in 1.00407 s<br>
> master: 12 queries executed 17 times in 0.51211s<br>
><br>
> Even though master is about 2 times faster in terms of the query execution<br>
> time, the overall time to load the page is dominated by the time taken to<br>
> render 1000 nodes in navigation, which is about 8s for master and 11s for<br>
> QA_4_2.<br>
><br>
> However the rendering time can be significantly improved by setting [1] to<br>
> a lower value, which currently defaults to 250. If I remember right, this<br>
> directive was set to a higher value to prevent navigation from having extra<br>
> spaces below [2]. Since this issue is no longer there (now when [1] is set<br>
> to, say 50, 50 databases or database groups are displayed) I suggest to set<br>
> [1] to a lower value.<br>
><br>
><br>
> [1]<br>
> <a href="http://docs.phpmyadmin.net/en/latest/config.html#cfg_FirstLevelNavigationItems" target="_blank">http://docs.phpmyadmin.net/en/latest/config.html#cfg_FirstLevelNavigationItems</a><br>
> [2] <a href="https://sourceforge.net/p/phpmyadmin/mailman/message/30077320/" target="_blank">https://sourceforge.net/p/phpmyadmin/mailman/message/30077320/</a><br>
<br>
</div></div>Hi Madhura,<br>
Good idea.<br></blockquote><div><br></div><div>I've set this to 25, which seemed to fit to the screen without showing scroll bars. </div></div><div><br></div>-- <br><div class="gmail_signature">Thanks and Regards,<div><br></div><div>Madhura Jayaratne<br><div><br></div></div></div>
</div></div>