mainframe internals
Can anyone tell me links for reading about mainframe internals like what happens in mainframe intrenally when I login or create a dataset or submit a job. I googled but couldnt find

Thanks in advance
mainframe internals
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Can anyone tell me links for reading about mainframe internals like what happens in mainframe intrenally when I login or create a dataset or submit a job. I googled but couldnt find

Thanks in advance