Re: domain vs. TCP/IP sockets & load balancing
| From: | jeremy brand | Date: | Sun, 08 Oct 2000 21:55:44 +0000 |
| Subject: | Re: domain vs. TCP/IP sockets & load balancing | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-19119@lists.php.net to get a copy of this message | ||
Domain sockets are always faster, there is no network layer to go
through.
I work at a site where we currently have ~1.5 million registered
users. Our database is a separate machine and all of our web servers
query is over the 100Mbit wire (TCP sockets). We are in the middle of
a network upgrade, where our network backplane will be able to do GigE
and not just 100MB. This is a natural evolution.
We are one of the biggest PHP/MySQL sites around, so, if you are just
starting out, I wouldn't worry about network traffic at all if you are
doing 100Mbit to your database server. You'll surely run into other
issues before you saturate your network.
-jeremy brand
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On Sun, 8 Oct 2000, Frank Joerdens wrote:
> Date: Sun, 8 Oct 2000 23:57:47 +0200
> From: Frank Joerdens <frank@joerdens.de>
> To: php-general@lists.php.net
> Subject: [PHP] domain vs. TCP/IP sockets & load balancing
>
> I seem to recall that a while back the received wisdom was that
> communication with a database was _significantly_ faster over domain
> sockets than over TCP/IP sockets, so that a load balancing scheme based
> on putting the SQL server and the webserver on different hosts was
> likely to be futile, even if there was sufficient bandwidth (e.g. 100
> MBit Ethernet) between the two hosts. Is this database specific? Is it
> nonsense? What do you do if you want load balancing with an SQL server
> in the middle? Does anyone have any pointers to further information
> about this question?
>
> Cheers Frank
>
> --
> frank joerdens
>
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