"Mark J. Dulcey" <[EMAIL PROTECTED]> writes:
> First question: do you have APM installed on your laptop? (Note: neither
> RedHat nor SuSE comes with APM on by default.) Battery life is going to be
> terrible without it. Your laptop will also run cooler with APM enabled,
> because Linux will actually halt the CPU when it's not doing anything
> (typically 80-90% of the time), and the hard disk will spin down after
> being idle for a while.
I did select apmd during the install, and I regularly use both suspend
and sleep-to-disk successfully.
> It also helps to change your cron settings. The defaults will keep waking
> up the HD as the system checks for crontab changes. I don't remember the
> details right now.
Hm. I'll have to look into this.
> And it's not clear anything will help if you insist on using the CDPD
> modem. Many PC cards are power hogs, and anything that transmits is likely
> to be an especially bad hog. Depending on the design of the modem
> (whether it can be powered down when not in use), APM may or may not help.
I haven't noticed any difference in battery life since starting to use the
cdpd modem.
--
John Abreau / Executive Director, Boston Linux & Unix
Email: [EMAIL PROTECTED] / URL: http://www.blu.org
ICQ#28611923 / AIM abreauj
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"Working with NT is like trying to tune a watch wearing oven mitts.
You can't get your fingers inside like you can with UNIX.
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