Messages in this thread |  | | | Date | Thu, 12 May 2005 12:11:19 +0530 | | From | Maneesh Soni <> | | Subject | Re: kexec? |
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On Wed, May 11, 2005 at 01:51:41PM +0200, Borislav Petkov wrote: > On Wednesday 11 May 2005 08:04, Maneesh Soni wrote: > <snip> > > > > [root@zmei]: kexec -p vmlinux --args-linux --append="root=/dev/hda1 > > > > maxcpus=1 init 1" > > > > > > kexec-tools-1.101 loads for me, but if cmdline is used, it hangs up > > > after "Starting new kernel" > > > > Thanks for trying this out. As Vivek mentioned can you please try with > > bulding second or dump capture kernel with CONFIG_SMP=N and _without_ > > maxcpus= option. Basically the second kernel's job is just to save the dump > > and it doesnot need to be a SMP kernel. There are some issues with booting > > SMP kernel as dump capture kernel. > > Hm, without 'maxcpus' seems to work. However, when booting into the new > kernel, the rootfs had to be fsck'ed due to "/ was not cleanly unmounted, > check forced." and then was forced to reboot linux due to inconsistency in > the fs. I simply did kexec -l <vmlinux> --args-linux --append="root=/dev/hda1 > init 1" and then kexec -e to execute the loaded image. It seems that the > filesystems are not unmounted properly before loading the second kernel, (or > I am missing something..., which is more likely :)) > > > Also, it would be great help if you can also send us some hardware details > > about the system you are trying, like lspci, > [root@zmei] lspci -vv
Thanks Boris, I have updated the kdump test page with details you provided.
http://lse.sourceforge.net/kdump/kdump-test.html
It will be nice if you could try kdump also on the similar lines.
Thanks Maneesh
-- Maneesh Soni Linux Technology Center, IBM India Software Labs, Bangalore, India email: maneesh@in.ibm.com Phone: 91-80-25044990 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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