What are the limits or tunable parameters for CUPS printing in RHEL? - Red Hat Customer Portal

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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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