Environment:
16x 2008 R2 DCs 4vCPU 10GB Ram each Standard Edition
Forest and Domain are running 2008 R2 function modes
50,000 x Windows 7 Machines
3000 x Windows Servers
3000 x Linux Servers
50,000 Users
100,000 Groups
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Questions are:
Do I have enough DCs?
Primary DNS server DC CPU runs at 50-90% all day.
Other DCs run 30-60% all day.
Are these numbers normal? What can I do to bring down CPU load? Service that is causing the load is lsass.exe