Werk #3234: Make unixcat more robust

Component Core & setup
Title Make unixcat more robust
Date Feb 23, 2016
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed
Checkmk versions & editions
1.4.0i1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)
1.2.8b3 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

Previously it could happen that unixcat crashed when system resources and/or limits were low, especially the nproc limit. Now we emit sensible error messages and exit with new return codes (5 and 6).

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