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- Xref: sparky comp.unix.bsd:3016 comp.sys.laptops:2944
- Path: sparky!uunet!zephyr.ens.tek.com!gvgpsa!ssigv!sunrise!gdonl
- From: gdonl@sunrise.ssi1.com (Don Lewis)
- Newsgroups: comp.unix.bsd,comp.sys.laptops
- Subject: Re: power conservation for laptos running unix?
- Message-ID: <1992Jul28.052958.24132@ssigv.UUCP>
- Date: 28 Jul 92 05:29:58 GMT
- References: <1992Jul24.175013.14718@tfs.com>
- Sender: news@ssigv.UUCP
- Organization: Silicon Systems, Nevada City CA
- Lines: 17
- Nntp-Posting-Host: sunrise
-
- In article <1992Jul24.175013.14718@tfs.com> paigen@tfs.com (David Paigen) writes:
- >
- >I am interested in running unix on a laptop. A major concern
- >is battery life.
-
- >Obviously, the 30 sync cycle is likely to keep the disk powering
- >up & down all the time, or to keep it on all of the time.
-
- If there are no dirty buffers, then sync shouldn't need to start
- up the disk to write anything. If there are dirty buffers, then
- you probably want to spin up the disk to write them anyway. Not
- updating file access times (or deferring the actual update) might
- be a win though.
- --
- Don "Truck" Lewis Phone: +1 916 478-8284 Silicon Systems
- Internet: gdonl@ssi1.com FAX: +1 916 478-8290 138 New Mohawk Road
- UUCP: {uunet,tektronix!gvgpsa.gvg.tek.com}!ssigv!gdonl Nevada City, CA 95959
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