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November 2008

Problems with Google AdSense

I use AdSense on 1 of my websites and a while back I discovered some things about this service from Google.

One thing that I think is awful and shows how big corporates ONLY care about money was that I knew a website that was banned (black listed) by Google because they were “violating Google’s terms of services” by helping people buy and sell text link ads ;) and now when I search for the name of the site, it doesn’t show up in normal search results. The messed up part is that this particular website bought AdWords ads and their name shows up in sponsored links section right on the top of the search results.

This means 2 things: 1 – Google doesn’t care much about what you do when you pay, 2 – You can BUY the first spot on Google SERPs!!!

What they could do is to check the URLs against their banned list but…

The other thing about AdSense is this: Have you ever clicked on an AdSense link with confidence? have you ever seen anything valuable in those links?
Many of them are links that take you to irrelevant pages and many of the people who buy these keywords have so much money that they want the traffic in anyway they can, by bidding on keywords that have nothing to do with their pages.

This could be very bad, you are sending your visitors away with AdSense in the first place, but sadly you are sending them to pages that are not good.

It’s unfortunate but it’s what it is for now.

Problems with Google AdSense
Comments (0)   Filed under: Annoying Stuff,General,Search Engines   Posted by: Hamid

How PHPCache saved us from buying another server

I developed a large website for a client and in the past month we were getting a lot of traffic.

It was in a way that the server had problems handling the traffic and my client wanted to get another server to load balance the traffic between the two.

Pages on this site are generated from 10 to 25 MySQL queries and these queries are optimized but consider this, if there are 1,000 request for a page with 25 queries in a very small period of time, that would be 25,000 queries. 25,000 queries + processing them could lead to huge server loads.

So we used PHPCache to cache the results of those queries for just 1 minute, not an hour or a day, just one minute and it made a huge difference.

The difference was that we cached all 25 queries plus the time it took to process them using PHPCache and now to handle 1,000 requests we were querying the database only 1,000 times.

I think this site can easily handle 10 times more traffic now.

How PHPCache saved us from buying another server
Comments (0)   Filed under: MySQL,PHP,Server Performance,Web Development   Posted by: Hamid
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