How system administrators can optimize IIS 4.0 or IIS 5.0 to prevent an "HTTP Error 500-13 Server too busy" error message

support.microsoft.com/kb/248037

"Server Busy" Message Appears When You Run a Performance Query

support.microsoft.com/kb/819624

This article describes how to troubleshoot and diagnose remote procedure call (RPC) error messages. You may encounter any one of the following symptoms: When you open Event Viewer ...

support.microsoft.com/kb/307765

The "RPC Server is too busy..." message indicates that SERVICES.EXE or one of its threads may have hung. A thread may remain in a blocking state and appear to be hung if a resource ...

support.microsoft.com/kb/130069

Describes the problem where you receive an "RPC server is too busy to complete this operation" error message when you try to log on to a computer that is running Windows Server ...

support.microsoft.com/kb/905700

Terminal Services Client May Not Connect with "Server Too Busy" Error Message

support.microsoft.com/kb/260746

Fixes a problem that occurs when you try to use Embedded Visual C++ to debug an application. You receive a "server busy" message, user interaction is not permitted, and the ...

support.microsoft.com/kb/839926

FIX: "Connection is busy with results for another command" error message occurs when you run a linked server query

support.microsoft.com/kb/822668

Error message 1 Error message 2 Error message 3 These error messages... ... The RPC server is too busy to complete this operation.

support.microsoft.com/kb/257187

When you attempt to start the License Manager tool from any domain controller, you may receive the following error message: RPC Server is too busy. When this occurs, remote ...

support.microsoft.com/kb/204018