Anyone rolling a kernel nowadays?

[Ric Moore]

On Mon, 2010-08-09 at 13:23 -0500, Jordon Bedwell wrote:
> On Mon, 2010-08-09 at 14:05 -0400, Ric Moore wrote:
> > On Mon, 2010-08-09 at 12:49 -0500, Jordon Bedwell wrote:
> > > On Mon, 2010-08-09 at 13:26 -0400, Ric Moore wrote:
> > > > I hear that, it's just that my AMD64 3200 is starting to get a little
> > > > long in the tooth (it was Gee Whiz! when I first bought it) so I figured
> > > > that the speed gains that I got on my 486/DX2-66, back when I rolled
> > > > kernels routinely, would also pep up this machine. I sure don't need
> > > > references to Intel or ARM or X-box CPU's taking up kernel real-estate.
> > > > Besides, it's just for this machine and me. :) Ric
> > > 
> > > I think it's only the old folk [not literally old folk] who do that.  I
> > > know I still roll custom Kernels on all my machines and especially on my
> > > servers and they're flagged as coming from me so me and clients know
> > > this is the case. I like and love my upstream providers but they use a
> > > generic kernel and it makes me a sad panda because I, like you, like a
> > > clean system, therefore why do I have references for all the crap not in
> > > my machine that belongs to another machine in their data center?  I've
> > > even fought with some upstream providers of this, stop saving a few
> > > gigabytes of space when storage is cheap now when you can cleanup your
> > > clients systems and build images for specific server sets, alas they
> > > don't care.  Anyways too much off topic, I know lots including myself
> > > who always use a custom kernel no matter what.
> > 
> > Is the speed/performance gain noticeable? Thanks, Ric
> > 
> > 
> > 
> > 
> 
> Yes there is a significant amount of overhead removed with custom
> kernels, especially on servers where we need that overhead removed so
> that we can utilize the hardware as much as we can.  You can also do
> some basic optimizations in /etc/sysctl.conf

Before I hit the reset button... the "hit the button" menu feature to
grub during boot seems to have gone away. What do I edit to give me some
time to select another kernel, in case this one blows up?? I'd like to
be able to pick n chose another kernel from a menu list. <whew!> I hope
this works! Ric