Date: Wed, 3 Oct 2007 16:51:08 -0600 From: Chad Perrin <perrin@apotheon.com> To: freebsd-questions@freebsd.org Subject: Re: Managing very large files Message-ID: <20071003225108.GB46149@demeter.hydra> In-Reply-To: <47054C2E.8040304@ibctech.ca> References: <4704DFF3.9040200@ibctech.ca> <20071003200013.GD45244@demeter.hydra> <47054A1D.2000701@ibctech.ca> <200710042222.25488.wundram@beenic.net> <47054C2E.8040304@ibctech.ca>
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On Thu, Oct 04, 2007 at 04:25:18PM -0400, Steve Bertrand wrote: > Heiko Wundram (Beenic) wrote: > > Am Donnerstag 04 Oktober 2007 22:16:29 schrieb Steve Bertrand: > >> This is what I am afraid of. Just out of curiosity, if I did try to read > >> the entire file into a Perl variable all at once, would the box panic, > >> or as the saying goes 'what could possibly go wrong'? > > > > Perl most certainly wouldn't make the box panic (at least I hope so :-)), but > > would barf and quit at some point in time when it can't allocate any more > > memory (because all memory is in use). Meanwhile, your swap would've filled > > up completely, and your box would've become totally unresponsive, which goes > > away instantly the second Perl is dead/quits. > > > > Try it. ;-) (at your own risk) > > LOL, on a production box?...nope. > > Hence why I asked here, probing if someone has made this mistake before > I do ;) > > The reason for the massive file size was my haste in running out of the > office on Friday and forgetting to kill the tcpdump process before the > weekend began. Sounds like you may want a Perl script to automate managing your tcpdumps. Just a thought. -- CCD CopyWrite Chad Perrin [ http://ccd.apotheon.org ] Kent Beck: "I always knew that one day Smalltalk would replace Java. I just didn't know it would be called Ruby."
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