Re: serial kernel console vs. systemd

2011-05-26 Thread Richard W.M. Jones
On Fri, May 20, 2011 at 10:13:54AM +0100, Richard W.M. Jones wrote: On Thu, May 19, 2011 at 03:56:58PM -0400, Bill Nottingham wrote: Josh Stone (jist...@redhat.com) said: Anyway, if kmsg msgs are lost for you this probably happens inside of ply or something related, but not systemd.

Re: serial kernel console vs. systemd

2011-05-26 Thread Kashyap Chamarthy
On 05/20/2011 01:19 AM, Josh Stone wrote: On 05/19/2011 11:57 AM, Lennart Poettering wrote: systemd does not redirect kmsg. We actually are no longer reading console= from the kernel cmdline. We now rely entirely on /sys/class/tty/console/active which gives us similar information. And we use

Re: serial kernel console vs. systemd

2011-05-26 Thread Josh Stone
On 05/26/2011 01:09 AM, Richard W.M. Jones wrote: A rather late follow-up, but next time your VM crashes hard you could try this: https://rwmj.wordpress.com/2011/05/25/fun-new-virt-tools-virt-dmesg-and-virt-uname/ http://people.redhat.com/~rjones/virt-dmesg/ You will need the updated

Re: serial kernel console vs. systemd

2011-05-20 Thread Richard W.M. Jones
On Thu, May 19, 2011 at 03:56:58PM -0400, Bill Nottingham wrote: Josh Stone (jist...@redhat.com) said: Anyway, if kmsg msgs are lost for you this probably happens inside of ply or something related, but not systemd. Is ply part of (or short for) plymouth? I took rhgb out of my

serial kernel console vs. systemd

2011-05-19 Thread Josh Stone
Hi, I'm trying to debug some kernel crashes that I'm getting in a virtual machine running rawhide. Adding console=ttyS0,57600 console=tty0 to the guest kernel used to work so virsh console my-vm would get me all the kernel messages. Now in this systemd world, I get *some* messages as it runs,

Re: serial kernel console vs. systemd

2011-05-19 Thread Bill Nottingham
Josh Stone (jist...@redhat.com) said: Anyway, if kmsg msgs are lost for you this probably happens inside of ply or something related, but not systemd. Is ply part of (or short for) plymouth? I took rhgb out of my command line, and it's giving me a lot more on serial now. I don't

Re: serial kernel console vs. systemd

2011-05-19 Thread Josh Stone
On 05/19/2011 12:56 PM, Bill Nottingham wrote: Josh Stone (jist...@redhat.com) said: Anyway, if kmsg msgs are lost for you this probably happens inside of ply or something related, but not systemd. Is ply part of (or short for) plymouth? I took rhgb out of my command line, and it's giving