On Tue, May 03, 2005 at 03:15:54PM -0600, Chad Leigh -- Shire.Net LLC wrote: > > On May 3, 2005, at 3:07 PM, Kris Kennaway wrote: > > >On Tue, May 03, 2005 at 03:02:11PM -0600, Chad Leigh -- Shire.Net > >LLC wrote: > > > >> > >>On May 3, 2005, at 2:45 PM, Kris Kennaway wrote: > >> > >>>Since it's a pain to add swap later you want to make > >>>allowances for future expansion (e.g. you'd need 32GB of swap if you > >>>ever plan to add 32GB of RAM). > >>> > >> > >>I understand that people recommend as much swap as you have ram or > >>more. However, is this required and why? I have a dual opteron > >>system running i386 5.3-release (with released patches) and it has > >>4GB RAM and only 2GB of swap, which is hardly ever touched, and when > >>it is, just in small amounts. > >> > >>Why is this a problem? (If it ever needs the 2gb of swap I am in > >>trouble as the load at that time would be sky high and the machine > >>not really responsive anyway) > >> > > > >I explained in my email..you need it to dump the kernel. > > > > Thanks! > > Well, on my production system, I am not dumping any kernels. Once It > crashes, I reboot it and go back into production. Anything dumped > would get wiped out. Luckily I am pretty conservative and only move > to new versions of the OS when they have been released a while and so > my machines have not had panics in years.
It's up to you, of course, but it's been my experience that you might regret the small expenditure of a few gigabytes one day when you do run into a panic you need help to solve... Kris
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