Database of Facebook

   At the edge of the Arctic Circle in Lulea (Sweden) is the newest data center Facebook. The Center handles data about users of social networks around the world. 


1. Data center in Lulea became the first data center out of the U.S.


2. This is the many of HDD. Prepare to a large server.


3. Facebook Guide believe that Lulea is likely to be one of the most
efficient and sustainable data centers in the world.


4. Watch this!!!? This is a fan for colling down the server by get the
cold air from outside come and gone. 

5. All the equipment in the center provides electricity to the local hydroelectric power plant that runs on renewable energy, thus reducing the number of backup generators for more than 70%.

6. This is their work space.

7. In addition to the energy of the water, the center is also used by
the northern cold air to cool the servers that store photos, videos,
comments and "likes." Any excess heat is used to maintain a 
comfortable temperature in offices. 

8. The so common office of them. 

9. Almost all of the technology at the center, from servers to power
distribution systems, based on the work of Open Compute Project 
- community of engineers from around the world, which is engaged in designing storage centers.

10. You can see the blue Shield Twisted Pair (STP) cables. Its can 
use better than the RJ45 (Medium Lan Cable) about 5x.

11.These are the ventilators.

12. The ventilators can never work in the cold season. Because they 
will use the cold weather coming in and going out to travelling the 
hot tempurator from database to outside.

13.These are their server computers. It can make a very hot tempurator in few a moment.

14. This is some of the Server of Facebook.

15. During the first week of work, the coefficient of efficiency of 
energy consumption in the new center Facebook was 1.07.

16. A walkway to control the cooling system.

17. And, this is a walkway to control the energy system. 

18. The inscription on the wall of the center: "What would you do 
if you have nothing to be afraid ?"

19. It looks like this in the summer, but on the other hand it is covered 
with heavy snow.

20. Center Manager - Joel Kelgren.