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Top Forums UNIX for Beginners Questions & Answers Searching exception keyword in all logs in last 5 minutes Post 303029088 by RudiC on Monday 21st of January 2019 08:28:23 AM
Old 01-21-2019
Even IF those were sorted, the approach with the single threshold timestamp would require that value to occur verbatim in the logs, so the latter need at least one entry per minute. And, wouldn't the log file need to be tacced to retrieve the last five minutes, and then quit?
 

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TAC(1)								   User Commands							    TAC(1)

NAME
tac - concatenate and print files in reverse SYNOPSIS
tac [OPTION]... [FILE]... DESCRIPTION
Write each FILE to standard output, last line first. With no FILE, or when FILE is -, read standard input. Mandatory arguments to long options are mandatory for short options too. -b, --before attach the separator before instead of after -r, --regex interpret the separator as a regular expression -s, --separator=STRING use STRING as the separator instead of newline --help display this help and exit --version output version information and exit AUTHOR
Written by Jay Lepreau and David MacKenzie. REPORTING BUGS
Report bugs to <bug-coreutils@gnu.org>. COPYRIGHT
Copyright (C) 2006 Free Software Foundation, Inc. This is free software. You may redistribute copies of it under the terms of the GNU General Public License <http://www.gnu.org/licenses/gpl.html>. There is NO WARRANTY, to the extent permitted by law. SEE ALSO
The full documentation for tac is maintained as a Texinfo manual. If the info and tac programs are properly installed at your site, the command info tac should give you access to the complete manual. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +--------------------+--------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +--------------------+--------------------+ |Availability | SUNWgnu-coreutils | +--------------------+--------------------+ |Interface Stability | Uncommitted | +--------------------+--------------------+ NOTES
Source for GNU coreutils is available on http://opensolaris.org. tac 6.7 December 2006 TAC(1)
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