grep version 2.20 (and later) receive: grep: unrecognized option '--mmap'
Issue
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grep --mmaporzfgrep --mmapreceive following error message after updatinggrepto version 2.20 (or later)$ grep --mmap string /dev/null grep: unrecognized option '--mmap' Usage: grep [OPTION]... PATTERN [FILE]... Try 'grep --help' for more information.
Environment
- Red Hat Enterprise Linux (RHEL) 6
- Red Hat Enterprise Linux (RHEL) 7
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