we had a linux packet filter over a year ago that also needed constant
rebooting - just about every second morning. we bought fresh new
hardware for the box and it's been up for over a year now, except for 3
or so power failures. an autopsy of the old box revealed that the scsi
card most likely caused the failures.
--jan van rensburg
> -----Original Message-----
> From: Paul D. Robertson [mailto:[EMAIL PROTECTED]]
> Sent: Tuesday, January 12, 1999 3:20 AM
> To: Mohamed Toufali
> Cc: [EMAIL PROTECTED]
> Subject: Re: Reliability of OSs
>
>
> On Mon, 11 Jan 1999, Mohamed Toufali wrote:
>
> > Allow me to include myself in the discussion of OS (UNIX versus NT)
> > reliability.
> > Yes UNIX has a long history and NT just started.
> > We have aBSDI packet filtering firewall that
> > is constantly crashing. Whether it is the configuration,
> > hardware or other problem, it is sure a big headache.
> >
> > Any ideas where to remedy this ?
>
> Look at the log files and any core dumps and figure out why it's
> crashing. Update the OS if it's been around a few years without any
> maintenance (I find about a 3-year cycle if there aren't any
> outstanding
> DoS issues to be about right for most any *nix system -
> though I've got
> machines which have been upgraded farther in the past I
> wouldn't adivse
> it for a firewall).
>
> Any Unix machine that's crashing is odd, I've never seen one
> constantly
> crash, and most of my uptimes are in the "last time we messed with
> hardware about a year or two ago" range. Syslog *.debug
> somewhere, check
> free memory regularly, look for zombie processes, and check the
> concurrent open sockets/mbuf pools. Make sure it's on
> maintenance and
> call for tech. support if you don't have the in-house skillset.
>
> I (fortunately) can count the Unix crashes I've seen over the last
> several years, generally they've been either hardware, or
> running out of
> memory.
>
> Paul
> --------------------------------------------------------------
> ---------------
> Paul D. Robertson "My statements in this message are
> personal opinions
> [EMAIL PROTECTED] which may have no basis whatsoever in fact."
>
> PSB#9280
>
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