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Full Discussion: Help needed desperately
Top Forums Shell Programming and Scripting Help needed desperately Post 302290257 by unSpawn on Sunday 22nd of February 2009 06:09:08 PM
Old 02-22-2009
Quote:
Originally Posted by Rayzone
i have written a script to nullify the log files in my dev environment but the log files are not getting nullified.
You could:
Code:
find /app -size +100000 -iname apa\*.log 2>/dev/null | xargs -t -iF echo rm 'F' 2>&1 \
| awk '{print $2}' | xargs -iF echo touch 'F'

...but that misses out on setting ownership and DAC rights, so you could:
Code:
find /app -size +100000 -iname apa\*.log 2>/dev/null | while read FILENAME; do $>"$FILENAME"; done

...however if an application keeps the log open you would have to stop it, zap the log then start it again..
Code:
# ...and that's why using logrotate often works better than reinventing the wheel... ;-p

Logrotate can act on log size, run single-shot or cronjobbed, has pre/postscripts to stop/start services, et cetera.
 

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uudemon(4)						     Kernel Interfaces Manual							uudemon(4)

NAME
uudemon.admin, uudemon.cleanu, uudemon.hour, uudemon.poll - Administrative shell scripts for polling remote systems, cleaning up spool directories, reporting status to the system administrator, and routine invocations of the uuxqt and uusched daemons SYNOPSIS
These shell scripts reside in the following directory: /usr/lib/uucp DESCRIPTION
All the scripts can be run from the command line or can be run automatically by the cron daemon. To automatically run the scripts, remove the comment character (#) from the beginning of the relevant line in the /var/spool/cron/crontabs/uucp file. This script reports status to the system administrator. It issues the uustat command to find out the status of uucp jobs. It mails the results to the uucp login ID. The script may be modified to send mail to any login ID such as the uucp administrative login ID (uucpa) or root. This script cleans up the /var/spool/uucp and /var/spool/uucppublic directories by running the uucleanup command. The uucleanup com- mand is run with the following parameters: -C7, -D7, X2, -o2, -W1. This script runs the uusched and uuxqt daemons in the background. This script polls the systems listed in the /usr/lib/uucp/Poll file. The uudemon.poll script should be scheduled before the uudemon.hour script. This allows uudemon.poll to create any command files before cron runs the uudemon.hour script. FILES
Contains the uudemon.admin, uudemon.cleanu, uudemon.hour and uudemon.poll files. Contains the uucp file. RELATED INFORMATION
Commands: cron(8), uucleanup(8), uusched(8), uuxqt(1) Files: /usr/lib/uucp delim off uudemon(4)
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