Added a helper class for checking and reporting on insufficient computer resources of various types #124
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Description
These changes are a subset of the ones described in DUNE-DAQ/dfmodules#452, and they need to be included in any tests of the modified integtests in
dfmodules.The change in this repo is the addition of a helper class that can check whether the current computer has sufficient resources of various types (number of CPUs, amount of memory, amount of disk space) and format strings that describe any problems.
Testing Suggestions
Please see the steps listed in DUNE-DAQ/dfmodules#452.