The document discusses cloud computing concepts like web roles, worker roles, and load balancing. It provides code examples for configuring web and worker roles in Azure, including using PHP and accessing Azure storage tables. The roles scale out horizontally across instances to improve performance.

3. http://tweval.com/mix09-smarx

6. cloud

7. utility

12. Fabric Controller

13. what
how

15. roles
Webrole
role
Webrole Workerrole
role
Workerrole
LB
Web Worker

18. <WebRole name=quot;WebRolequot;
enableNativeCodeExecution=quot;truequot;>

19. <fastCgi>
<application fullPath =
quot;%RoleRoot%phpphp-cgi.exequot; />
</fastCgi>

20. <add name=quot;PHP FastCGI Handlerquot;
verb=quot;*quot; path=quot;*.phpquot;
scriptProcessor =
quot;%RoleRoot%phpphp-cgi.exequot;
modules=quot;FastCgiModulequot;
resourceType=quot;Unspecifiedquot; />

22. scale out

25. Blobs Tables Queues
…

27. from r in context.UserRatingTable
where r.PartitionKey==quot;mix09-smarxquot;
select r

29. from winazurestorage import *
t = TableStorage(srvr,accnt,key)
for e in t.get_all(quot;TagRatingTablequot;):
print e.Tweet

30. Web role Worker role
Web role Worker role
LB
Web role Worker role
Storage

33. © 2009 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries.
The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market
conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation.
MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.