Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Dave Jones
On Mon, Jan 19, 2009 at 03:49:20PM +0200, Avi Kivity wrote: This probably comes up once in a while, thought I'd raise it again. I'd like to suggest switching the default kernel to -PAE on machines that support it, for the following reasons: - many machines have 4GB+ these days, even

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Bill Nottingham
Dave Jones (da...@redhat.com) said: On Mon, Jan 19, 2009 at 03:49:20PM +0200, Avi Kivity wrote: This probably comes up once in a while, thought I'd raise it again. I'd like to suggest switching the default kernel to -PAE on machines that support it, for the following reasons:

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Kyle McMartin
On Mon, Jan 19, 2009 at 11:23:26AM -0500, Bill Nottingham wrote: Dave Jones (da...@redhat.com) said: On Mon, Jan 19, 2009 at 03:49:20PM +0200, Avi Kivity wrote: This probably comes up once in a while, thought I'd raise it again. I'd like to suggest switching the default kernel to

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Avi Kivity
Bill Nottingham wrote: Dave Jones (da...@redhat.com) said: On Mon, Jan 19, 2009 at 03:49:20PM +0200, Avi Kivity wrote: This probably comes up once in a while, thought I'd raise it again. I'd like to suggest switching the default kernel to -PAE on machines that support it, for the

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Avi Kivity
Jeremy Katz wrote: That said, we currently do install the PAE kernel if you have 4 GB+ of RAM[1]. Switching to it by default is problematic because then we're back to using different kernels for different cases You have that now, don't you? One case for 4GB and one for =4GB. Worse, if you

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Avi Kivity
Kyle McMartin wrote: On Mon, Jan 19, 2009 at 11:23:26AM -0500, Bill Nottingham wrote: Dave Jones (da...@redhat.com) said: On Mon, Jan 19, 2009 at 03:49:20PM +0200, Avi Kivity wrote: This probably comes up once in a while, thought I'd raise it again. I'd like to suggest switching

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Jeremy Katz
On Monday, January 19 2009, Avi Kivity said: Jeremy Katz wrote: That said, we currently do install the PAE kernel if you have 4 GB+ of RAM[1]. Switching to it by default is problematic because then we're back to using different kernels for different cases You have that now, don't you? One

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Eric Paris
On Mon, 2009-01-19 at 19:31 +0200, Avi Kivity wrote: Kyle McMartin wrote: On Mon, Jan 19, 2009 at 11:23:26AM -0500, Bill Nottingham wrote: Dave Jones (da...@redhat.com) said: On Mon, Jan 19, 2009 at 03:49:20PM +0200, Avi Kivity wrote: This probably comes up once in a while,

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Bill Nottingham
Avi Kivity (a...@redhat.com) said: Are Pentium Ms (really the memory that comes with them) actually capable of running recent Fedoras? I'm talking desktop, not I'm-using-my-laptop-as-a-firewall-just-because-I-can. Sure, I had a T40 that had 1.5GB of memory in it, and it could have taken

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Pete Zaitcev
On Mon, 19 Jan 2009 19:31:12 +0200, Avi Kivity a...@redhat.com wrote: Are Pentium Ms (really the memory that comes with them) actually capable of running recent Fedoras? I'm talking desktop, not I'm-using-my-laptop-as-a-firewall-just-because-I-can. If only it were laptops. I think they

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Dave Jones
On Mon, Jan 19, 2009 at 11:24:14AM -0700, Pete Zaitcev wrote: On Mon, 19 Jan 2009 19:31:12 +0200, Avi Kivity a...@redhat.com wrote: Are Pentium Ms (really the memory that comes with them) actually capable of running recent Fedoras? I'm talking desktop, not

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Kyle McMartin
On Mon, Jan 19, 2009 at 11:24:14AM -0700, Pete Zaitcev wrote: BTW, does anyone know if the Geode in OLPC XO has PAE? The PAE bit in %cr4 is listed as reserved in the geode databook the olpc site links to, so my guess is no. :\ regards, Kyle ___

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Neil Horman
On Mon, Jan 19, 2009 at 07:31:12PM +0200, Avi Kivity wrote: Kyle McMartin wrote: On Mon, Jan 19, 2009 at 11:23:26AM -0500, Bill Nottingham wrote: Dave Jones (da...@redhat.com) said: On Mon, Jan 19, 2009 at 03:49:20PM +0200, Avi Kivity wrote: This probably comes up once in a while,

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Kyle McMartin
On Mon, Jan 19, 2009 at 01:36:08PM -0500, Neil Horman wrote: Absolutely, I've got a Thinkpad T42 here that does just fine on fedora 10. Unless of course, I try to load a PAE enabled kernel on it. I've not looked into it at all, but this thread got me thinking, is there any particular reason

Re: Switching Fedora to pae kernel by default?

2009-01-19 Thread Ignacio Vazquez-Abrams
On Mon, 2009-01-19 at 11:24 -0700, Pete Zaitcev wrote: BTW, does anyone know if the Geode in OLPC XO has PAE? This is off a C2: [o...@xo-10-dd-46 ~]$ cat /proc/cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 5 model : 10 model name : Geode(TM)