working with DSC on Linux, there are a few things to know that don't seem to be documented anywhere obvious.
OMI stuff lives in
For troubleshooting you look at the logs which are here:
cat /var/opt/omi/log/omiserver.log #the OMI CIM server
cat /var/opt/omi/log/dsc.log #the LCM and DSC logging. Start your troubleshooting here!
the MOFs are in /etc/opt/omi/conf/dsc/configuration
modules live in ls /opt/microsoft/dsc/modules
the zips get downloaded to ls /opt/microsoft/dsc/module_packages
getDscConfiguration is a Python script, run from