The fastcgi process of Win2008 R2 IIS7.5 has recently failed frequently. Please try again. Workaround for this request _win server

The error message is as shown in the figure:

Application "Piaoyun. Server Error in CC
Internet Information Services 7.5

Error summary
HTTP Error 500.0-internal Server error
The FastCGI process has recently failed frequently. Please try this request later

Detailed error message
Module Fastcgimodule
Notify Executerequesthandler
Handler PHP for FastCgi
Error code 0x80004005

The requested URL http://piaoyun.cc:80/index.php
Physical path D:\wwwroot\piaoyun.cc\index.php
Login Method Anonymous
Login User Anonymous

Solution:
Modify the fastcgi parameter configuration to resolve the problem by setting the fast number of failures per minute to 0.