SleepAgentServer causes high CPU use on Configuration Manager clients

Applies to: System Center Configuration Manager (current branch - version 1902)

Symptoms


The SleepAgentServer process may consume 30–100 percent of available CPU time on Microsoft System Center Configuration Manager current branch clients that are running on Windows 10-based computers that have the May 2019 version 1903 update installed.
 
Multiple entries that resemble the following are recorded in the Sleepagent.log file:

Cause


This issue occurs because of DHCP data storage changes that were made in the May 2019 Windows 10 update. 

Workaround


To work around this issue, set Enable wake-up proxy to No in the client settings.

Status



An update for Configuration Manager current branch, version 1902, is in development. This article will be updated when the update is available.