blackreaper.br at gmail.com
Tue Nov 8 10:28:31 UTC 2016
Thank you :)
On Mon, Nov 7, 2016 at 4:19 PM, Callum Macdonald <
lists.automattic.com at callum-macdonald.com> wrote:
> The number 1 rule of scalability is...
> don't fix problems you don't have
> My advice would be to run your blog system on a single database, and
> deal with separating it into multiple databases only if and when you
> actually have a performance problem. You might find that many other
> things are bigger issues along the way first.
> Cheers - Callum.
> On Mon, 7 Nov 2016, at 07:15 AM, Ariful Islam wrote:
> > Thank you for your replay... I don't have much knowledge about
> > replication...
> > I have to learn it then i can apply... I am a student... I am still
> > learning about wordpress... I am opening a website where we will open
> > blog
> > for my friends and classmate... we will have lot of blogs so I need to
> > separate them in multiple database.. i will create the database
> > manually..
> > suppose i'll store 300 blogs for each database... my current database
> > will
> > keep getting new registration when it reach 300 blogs will move them in
> > new
> > database... when my current database get another 300 blogs ill move them
> > another database... can i add one by one..? i mean when I need will add
> > them and configure theme in db-config.php do you have any tutorial about
> > it
> > or any code suggestion..? can you suggest me how can i write the callback
> > function that will determine which blog is in which database...!! Thanks
> > On Thu, Nov 3, 2016 at 11:11 PM, Brian Layman <hyperdb at thecodecave.com>
> > wrote:
> > > On 11/3/2016 9:29 AM, Ariful Islam wrote:
> > >
> > >> I don't fine any tutorial about this plugin...
> > >> I want to create many databases and balance the load how can i do it
> > >> hyperdb
> > >>
> > > Wow... I haven't seen a message come across this message board for a
> > > time. I had to re-configure my mail client so that I could reply!
> > >
> > > HyperDB will do what you want. You must configure MySQL to handle the
> > > replication, but HyperDB will allow your WordPress install to access
> > > multiple databases.
> > >
> > > Here are to relatively recent tutorials to guide you through this
> > > 1. https://torbjornzetterlund.com/how-to-setup-a-mysql-replicat
> > > ion-database-for-wordpress/
> > > 2. http://net-load.com/how-to-setup-mysql-database-master-and-
> > > slave-with-hyperdb-on-wordpress/
> > >
> > > Both of those articles, at a glance, seem to be fairly accurate and
> > > should do what you need.
> > >
> > > Here are some of my own tips for you:
> > > 1. Only do this when it is proven that you need to do this. Don't
> > > complicate your set up if you don't absolutely have proof that you
> have to.
> > > 2. Before you switch to HyperDB, make certain that you have eliminated
> > > extra DB writes in your code. If you are writing to the database when
> > > don't need to be, eliminating that may solve all of your database
> > > 3. Make certain that once replication is configured, that all of your
> > > slave database are receiving changes in a timely fashion. One of the
> > > things to debug is why some visitors to your site get one set of data
> > > others get another.
> > > 4. If you also have multiple webheads, use a caching solution for page
> > > caching and micro-caching that is accessible to all of your servers.
> > > the work on one server to be a benefit of all of your servers.
> > > 5. Also if you have multiple webheads, beware of the use of state
> > > conditions like sessions and transients that if not implemented
> > > could exist on one server, but not be carried over to others.
> > >
> > > That's my advice of the morning. Hope that helps!
> > > Brian Layman
> > > eHermit
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