log wiever

Tommy Reynolds Tommy.Reynolds at MegaCoder.com
Thu Feb 12 16:59:30 UTC 2004


Uttered Alexander Dalloz <alexander.dalloz at uni-bielefeld.de>, spake thus:

> tail -f $LOGFILE | grep "$EXPRESSION"
> 
> This does not work, you can't combine tail -f and grep.

Sure you can.  However, grep(1) is buffering the line, so you may be
being fooled.  Turn this off by using:

	tail -f $LOGFILE | grep --line-buffered "$EXPRESSION"

No huhu.
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