Common settings that support highly concurrent IIS Web servers

Applicable IIS version: IIS 7.0, IIS 7.5, IIS 8.0

Applicable versions of Windows: Windows Server 2008, Windows Server 2008 R2, Windows Server 2012

1, the application pool (application pool) settings:

General->queue length set to 65535 (maximum supported for queue Length) Process Model->idle time-out set to 0 (does not allow application pools to be reclaimed because no requests are made) Recycling->r Egular time interval set to 0 (disable application pool for periodic automatic recycling)

2. Net framework-related settings

A) in Machine.config

<processmodel autoconfig= "true"/>

To

<processmodel enable= "true" requestqueuelimit= "100000"/>

(This setting takes effect immediately after saving)

b) Open C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Config\Browsers\Default.browser and find <defaultbrowser id= " WML "parentid=" "Default", find <defaultbrowser id= "WML" parentid= "default", Comment <capabilities> part, Then run aspnet_regbrowsers-i on the command line.

<defaultbrowser id= "Wml" parentid= "Default" >
    <identification>
        
 
To solve the TEXT/VND.WAP.WML problem.
 
3, IIS applicationhost.config settings
 
To set the command:
 
C:\windows\system32\inetsrv\appcmd.exe Set config/section:serverruntime/appconcurrentrequestlimit:100000
 
To set the result:
 
<serverruntime appconcurrentrequestlimit= "100000"/>
 
(This setting takes effect immediately after saving)
 
4, the HTTP.sys setting
 
Registry Settings Command 1 (set the maximum number of connections to 100,000):
 
REG ADD hklm\system\currentcontrolset\services\http\parameters/v maxconnections/t reg_dword/d 100000
 
Registry Settings Command 2 (resolve bad request-request Too long problem):
 
REG ADD hkey_local_machine\system\currentcontrolset\services\http\parameters/v maxfieldlength/t reg_dword/d 32768
REG ADD hkey_local_machine\system\currentcontrolset\services\http\parameters/v maxrequestbytes/t reg_dword/d 32768
 
(You need to run net stop HTTP & net start HTTP & IISReset on the command line to make the settings effective)
 
5, for the load balancing scene settings
 
Add the following rule in the URL Rewrite module:
 
<rewrite>
    <allowedServerVariables>
        <add name= "remote_addr"/>
    </ allowedservervariables>
    <globalRules>
        <rule name= "Http_x_forwarded_for-to-remote_addr" Enabled= "true" >
            <match url= ". *"/>
            <serverVariables>
                <set name= "REMOTE_ADDR" value= " {http_x_forwarded_for} "/>
            </serverVariables>
            <action type=" None "/>
            <conditions >
                <add input= "{http_x_forwarded_for}" pattern= "^$" negate= "true"/>
            </conditions>
        </rule>
    </globalRules>
</rewrite>
 
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6. Set Cache-control as Public
 
Add the following configuration to the web.config:
 
<configuration>
    <system.webServer>
        <staticContent>
            <clientcache cachecontrolcustom= "public"/>
        </staticContent>
    </system.webServer>
</ Configuration>
 
Author: cnblogs Dudu