Tune your SharePoint Farm for better performance Part 1: IIS compression : Enabling GZIP compression

To tune your SharePoint  Farm for better performance we recommend to configure the IIS compression (GZIP compression).

IIS compression is turned on by default

but we need to configure it on all SharePoint WFE in few steps :

- Open CMD window and run the following commands :

CD \Windows\System32\Inetsrv\

c:\Windows\System32\Inetsrv\appcmd list config -section:httpcompression

this will show the current  settings.

- Configuring gzip compression 

Appcmd.exe  set config -section:httpCompression   -[name='gzip'].staticCompressionLevel:9   -[name='gzip'].dynamicCompressionLevel:7

- Configuring CPU usage for compression

appCmd set config -section:httpCompression /dynamicCompressionDisableCpuUsage:50 appCmd set config -section:httpCompression /dynamicCompressionEnableCpuUsage:30

- Configuring minimum size before compression is applied

appCmd set config -section:httpCompression /MinFileSizeForComp:512

Enjoy performance...

For more information TechNet Article.