The msys for Setup parmlib data set

There can be only one msys for Setup parmlib per sysplex in use. It contains all committed members for all system profiles: Notes:
  1. When refresh is performed for the very first time, a RACF data set profile is created, if it does not already exist, for msys for Setup, with universal access READ.
  2. If the data set profile already exists, it is altered to set universal access READ. This is to avoid security violations during IPL when the msys for Setup parmlib is in the active parmlib chain.
  3. Important: If RACF is not used as the security product, you must make sure that the equivalent definition is made for the particular security manager that is in use.
The naming convention of the msys for Setup parmlib data sets is as follows:
<hlq>.MSYS.<sysplexname>.<PARMLIB | TEMPLIB | BKUPLIB>
Where: