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1answer
315 views

Windows Server 2012 restarts because lsass.exe terminates unexpectedly

The server reboots periodically and after checking Event Viewer for events with ID 1074 (shutdown) I find this; The process wininit.exe has initiated the restart of computer *********** on behalf of ...
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votes
1answer
149 views

High CPU Usage by LSASS.exe when installing Exchange Server 2013

We have a Windows 2008 R2 DC and we are installing Exchange Server 2013 (New installation) on a Windows 2012 R2 Server. During the installation I noticed it is getting stuck after completing 18% or ...
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0answers
185 views

lsass.exe uses 2.4GB of memory when resolving a web page

I have a user who has been noticing slowdowns with his machine frequently. When investigating his system (Windows Server 2008 R2) processes, we saw that lsass.exe was using 2.4GB of memory. A reboot ...
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0answers
119 views

lsass.exe and UDP port 53

We have DC and DNS on the same server (Windows Server 2012), but today I had seen that lsass.exe uses UDP :53 and our DNS server also requires this incomming UDP port to serve queries through UDP. ...
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1answer
309 views

SBS Server 2008 with periodic lsass.exe using 100% of 1 Core

SBS Server 2008 with everything running on it (AD/PDC, SQL 2012, FileServer, RDP Gateway, WSUS, No Exchange though). Every 30 minutes on the hour and half hour, lsass.exe uses 25% of the CPU (1 core ...
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1answer
911 views

LSASS.Exe using 100% CPU usage on SBS2003

LSASS.exe is using 100% CPU usage on my SBS2003 DC. For the life of me, I can't figure out what's causing it. I've checked the event logs and found a few things. I can't see if any of it is related. ...
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votes
1answer
167 views

Guest account disabled but Guest listed at Task Manager

Because of high CPU usage by the lsass.exe process I googled then discovered the guest account is enabled. I disabled it yesterday & rebooted, as the result CPU usage became normal. Today I ...
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votes
2answers
738 views

LSASS - Directory Services could not start - 0xc000006a

LSASS - Directory Services could not start - 0xc000006a This is the error message I am getting after restoring an old registry backup. I read somewhere that this has to do with the backup being more ...
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0answers
207 views

can SECEDIT.exe be used to only add 1 group to 1 security policy? example?

I am assuming based on my research for using SECEDIT.exe -- that a template would be added to the exisitng security .SDB file. That this template would be very tiny... only naming the security policy ...
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1answer
189 views

Windows 2000 Domain Controller CPU running at 100%

We are running a Windows 2000 Server as a domain controller and file server. 2 weeks ago, the machine was running fine. Then, after a power-outage and a restart, the machine became sluggish and ...
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vote
1answer
620 views

LSASS.exe trying to communicate over port 80

We are running a standalone web server (Windows 2008 + IIS 7), and our antivirus is blocking LSASS.exe (C:\Windows\system32\lsass.exe) from making outbound connections over port 80. Why is LSASS ...
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1answer
299 views

lsass.exe is sending lots of ldap search queries to a NAS device

I just noticed that my dc (W2k3 R2 Enterprise SP2) is sending ldap queries to an IP address that is assigned to a NAS device (snapserver). The snapserver is in another AD site and has Active Directory ...