What are the limits or tunable parameters for CUPS printing in RHEL?

Solution Unverified - Updated -

Issue

  • How can we do print bulk printout without any denial of jobs?
  • How many print jobs can CUPS handle at a time?
  • How much RAM is recommended for a CUPS server?
  • Which user account handles print jobs, based on this user, is it possible to tune the ulimit values to this user?
  • Does cups have some maximum number of ports limit ? If yes, can we increase it?
  • How many printers can CUPS handle?

Environment

  • Red Hat Enterprise Linux (all versions)
  • Common Unix Printing System (all versions)

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