The “smsts.log” records all the activities during SCCM operating system deployment and you should look into this log file as a first steps of SCCM OSD troubleshooting.
The location of smsts.log change based on task sequence stage and OS architecture. Below are the list of locations where smsts.log stored during SCCM OS deployment.
- WindowsPE, before HDD format: x:\windows\temp\smstslog\smsts.log
- WindowsPE, after HDD format: x:\smstslog\smsts.log
- Windows, SCCM agent not installed: c:\_SMSTaskSequence\Logs\Smstslog\smsts.log
- Windows, SCCM agent installed: c:\windows\system32\ccm\logs\Smstslog\smsts.log
- Windows x64, SCCM agent installed: c:\windows\sysWOW64\ccm\logs\Smstslog\smsts.log
- Task Sequence completed: c:\windows\system32\ccm\logs\smsts.log
- Task Sequence completed x64: c:\windows\sysWOW64\ccm\logs\smsts.log