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MICROSOFT #LSASS high usage #after patch installation #MARCH 2024 **how to fix**

Microsoft released bullettin advising customers experiencing excessive memory consumption by LSASS on Windows Server 2012-2022 DCs that have installed the following Windows Update(s): 

KB 5035857: March 12, 2024, KB5035857 (OS Build 20348.2340) Windows Server 2022 

KB 5035849: March 12, 2024, KB5035849 (OS Build 17763.5576) Windows Server 2019 

KB 5035855: March 14, 2024, KB5035855 (OS Build 14393.5786) Windows Server 2016

KB 5035885: March 12, 2024, KB5035885 Monthly Rollup for Windows Server 2012 R2: March 12, 2024 

Fortunately, there are workable solutions that you can use to address the high LSASS usage after the 3b Windows update has been installed.

https://learn.microsoft.com/en-us/windows/release-health/status-windows-server-2022#march-2024

Workarounds suggested by Microsoft are related to install below fix

https://support.microsoft.com/en-us/topic/march-22-2024-kb5037422-os-build-20348-2342-out-of-band-e8f5bf56-c7cb-4051-bd5c-cc35963b18f3

[original article]

https://techcommunity.microsoft.com/t5/ask-the-directory-services-team/this-just-in-high-lsass-usage-after-windows-update-3b-march-2024/ba-p/4096250