Date: Mon, 28 Jul 1997 17:46:08 +0930 (CST) From: Michael Smith <msmith@atrad.adelaide.edu.au> To: davidn@labs.usn.blaze.net.au (David Nugent) Cc: msmith@atrad.adelaide.edu.au, freebsd-hackers@FreeBSD.ORG Subject: Re: utmp/wtmp interface Message-ID: <199707280816.RAA05659@genesis.atrad.adelaide.edu.au> In-Reply-To: <199707222247.IAA00521@labs.usn.blaze.net.au> from David Nugent at "Jul 23, 97 08:47:07 am"
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David Nugent stands accused of saying: > [wtmp] > > Actually, I would have suggested a textual format, but I thought that > > the screams would be audible from here. If you think it's a goer, you > > have my absolute support. > > Given the space savings, I can't see any reason for it NOT to be > text. All but a couple of the fields are text anyway. :) I recently > played with a 13mb wtmp which reduced down to 4.8mb when converted > to variable-length text (this was a 8-character username system too), > which should give you some idea of the potential savings. Eep. Pretty convincing. > This will make it harder for things like last(1) to page back > through the file from the end, but life is sometimes tough. Besides, > last(1) will use the API, which will handle this transparently in any > case, including the buffering. Yup. Sounds good. -- ]] Mike Smith, Software Engineer msmith@gsoft.com.au [[ ]] Genesis Software genesis@gsoft.com.au [[ ]] High-speed data acquisition and (GSM mobile) 0411-222-496 [[ ]] realtime instrument control. (ph) +61-8-8267-3493 [[ ]] Unix hardware collector. "Where are your PEZ?" The Tick [[
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