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I put samba on my network last week as a DC and then I transfered all 5 FSMO roles which I thought made it the PDC.? But now I'm not sure because trying to do a backup fails.? Is there a way to determine which machine is the PDC of a domain? -- Bob Wooldridge EDM Incorporated

...;> A PDC doesn't have any FSMO roles, only an AD DC can hold FSMO roles >> and there are 7 of those: >> >> SchemaMaster >> InfrastructureMaster >> RidAllocationMaster >> PdcEmulationMaster >> DomainNamingMaster >> DomainDnsZonesMaster >> ForestDnsZonesMaster >> >> There is (as you can see above) a role called 'PDC Emulator' but this >> has nothing to do with a PDC. >> >> The roles do not need to be all on one DC, in fact, if you have 7 >> DCs, you could have an FSMO role on each DC. >> >> To see...

Hi there, I have a multi DC global setup. 9 x Ubuntu 14.04.3 DC's in multiple Sites. This has been working nicely for some time however recently the FSMO holder has been refusing LDAP requests on occasions and showing constant very high CPU usage: top - 08:59:12 up 8:51, 1 user, load average: 1.03, 1.00, 1.03 Tasks: 186 total, 4 running, 182 sleeping, 0 stopped, 0 zombie %Cpu0 :