Plan and implement software updates - Managing Enterprise Devices and Apps - page 152

SITE SERVER LOG FILES
You can find the Site Server log files in the following folders on the site server, in the
< InstallationPath >\Logs folder. These log files include:

PatchDownloader.log Located on the Configuration Manager console computer
that you use to run the wizard to download the update, this log file provides informa-
tion about downloading software updates, from the update source that you specify in
the software updates metadata to the designated download destination.

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WCM.log Located on the site server, this log file provides information about the
software update-point configuration and about connecting to the WSUS server for
subscribed update categories, classifications, and languages.

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wsyncmgr.log Located on the site server, this log file provides information about the
software-updates synchronization process.

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SOFTWARE UPDATE POINT LOG FILES
Software update point log files are located on the software update point (WSUS server) in
both the %ProgramFiles%\Update Services\Logfiles folder and the C:\Program Files\Microsoft
Configuration Manager\Logs folder. These log files include:

WSUSCtrl.log This log file provides information about the configuration, database
connectivity, and health of the site's WSUS server.

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SoftwareDistribution.log This log file provides information about the software
updates that synchronize from the configured update source to the WSUS server
database.

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CLIENT COMPUTER SOFTWARE UPDATE LOG FILES
In some cases, you'll need to investigate a client computer to determine why software
updates are not being applied. Log files are located on the client computer, in both the
%windir%\CCM\Logs and the %ProgramFiles%\SMS_CCM\Logs folders (for management
points). These logs include:

ScanAgent.log This log file provides information about the scan requests for soft-
ware updates, what tool is requested for the scan, and the WSUS location.

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WUAHandler.log This log file provides information about when the Windows
Update agent searches for software updates.

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WindowsUpdate.log Found on the client in the %windir% folder, this log file
provides information about when the Windows Update agent connects to the WSUS
server and retrieves the software updates for compliance assessment and whether
there are updates to the agent components.

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UpdatesHandler.log This log file provides information about software update com-
pliance scanning and the download and installation of software updates on the client.

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UpdatesStore.log This log file provides information about the compliance status for
the software updates that the compliance scan cycle assesses.

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