Oops, one more possible problem. Since you are requesting
512MB for domU, there may not be enough machine memory
available on some machines. (Because of a problem/bug,
Xen can't some memory over 1GB.)
If you get a strange message about "not able to balloon",
try reducing the amount of domU memory.
Dan
> -----Original Message-----
> From: Magenheimer, Dan (HP Labs Fort Collins)
> Sent: Thursday, January 05, 2006 10:06 AM
> To: 'Tian, Kevin'; yo.fujita; xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> Subject: RE: [Xen-ia64-devel] DomU does not start.
>
> Yes, Kevin's fix is now checked in as 8474.
> Please see if this resolves the problem.
>
> Thanks,
> Dan
>
> > -----Original Message-----
> > From: Tian, Kevin [mailto:kevin.tian@xxxxxxxxx]
> > Sent: Thursday, January 05, 2006 4:58 AM
> > To: yo.fujita; Magenheimer, Dan (HP Labs Fort Collins);
> > xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> > Subject: RE: [Xen-ia64-devel] DomU does not start.
> >
> > Hi, Fujita,
> > I'm not sure about your target memory layout. But
> > generally if you plug a >=2G memory bank in your box, you may
> > need the patch I sent out yesterday to disable virtual memmap
> > in guest. Or else vbd driver doesn't work. If you only have
> > 1G-like system, then that's possibly a different issue.
> >
> > Thanks,
> > Kevin
> >
> > >-----Original Message-----
> > >From: yo.fujita [mailto:yo.fujita@xxxxxxxxxxxxxxxx]
> > >Sent: 2006年1月5日 19:07
> > >To: 'Magenheimer, Dan (HP Labs Fort Collins)'; Tian, Kevin;
> > >xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> > >Subject: RE: [Xen-ia64-devel] DomU does not start.
> > >
> > >Hi Dan, Kevin,
> > >
> > >Sorry for a late mail. And, thanks for thinking about my problem.
> > >>8734 seems to be a future changeset. ;-)
> > >Oops! Sorry it's a typing miss...
> > >
> > >I tried the start of domU with changeset:8473 this time.
> > >problem of RAMDISK was able to be cleared this time.
> > >But, the problem occurred newly.
> > >It stops with the mount of root. ( Please look at an attached log.)
> > >I investigated a little.
> > >stop is done with ext3_fill_super of sb_bread.
> > >( /linux-2.6.12-xenU/fs/ext3/super.c )
> > >
> > >this is my Configfile. Is there a wrong place?
> > >
> > >kernel = "/boot/vmlinux-2.6.12-xenU"
> > >ramdisk = "/boot/initrd-2.6.12-xenU.img"
> > >memory = 512
> > >name = "rhel4-2"
> > >disk = [ 'file:/root/rhel4.img,hda1,w' ]
> > >root = "/dev/hda1 ro"
> > >extra = "nomca nosmp xencons=tty0 console=tty0 3"
> > >
> > >thanks,
> > >Fujita
> > >
> > >> -----Original Message-----
> > >> From: Magenheimer, Dan (HP Labs Fort Collins)
> > >[mailto:dan.magenheimer@xxxxxx]
> > >> Sent: Friday, December 30, 2005 7:37 AM
> > >> To: Tian, Kevin; yo.fujita; xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> > >> Subject: RE: [Xen-ia64-devel] DomU does not start.
> > >>
> > >> Committed as cset 8436. Fujita, please test to see
> > >> if this solves the problem with booting domU with and
> > >> without initrd.
> > >>
> > >> Thanks,
> > >> Dan
> > >>
> > >> > -----Original Message-----
> > >> > From: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx
> > >> > [mailto:xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf
> > >> > Of Tian, Kevin
> > >> > Sent: Thursday, December 29, 2005 2:23 AM
> > >> > To: Tian, Kevin; yo.fujita; xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> > >> > Subject: RE: [Xen-ia64-devel] DomU does not start.
> > >> >
> > >> > BTW, we may need this patch:
> > >> >
> > >> > diff -r f218e6ba2653 tools/libxc/xc_linux_build.c
> > >> > --- a/tools/libxc/xc_linux_build.c Fri Dec 23 21:14:21 2005
> > >> > +++ b/tools/libxc/xc_linux_build.c Thu Dec 29 16:43:19 2005
> > >> > @@ -397,6 +397,9 @@
> > >> > {
> > >> > ctxt->initrd.start = vinitrd_start;
> > >> > ctxt->initrd.size = initrd_len;
> > >> > + } else {
> > >> > + ctxt->initrd.start = 0;
> > >> > + ctxt->initrd.size = 0;
> > >> > }
> > >> > strncpy((char *)ctxt->cmdline, cmdline,
> > IA64_COMMAND_LINE_SIZE);
> > >> > ctxt->cmdline[IA64_COMMAND_LINE_SIZE-1] = '\0';
> > >> >
> > >> > Thanks,
> > >> > Kevin
> > >> >
> > >> > >-----Original Message-----
> > >> > >From: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx
> > >> > >[mailto:xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx] On
> > >> > Behalf Of Tian, Kevin
> > >> > >Sent: 2005年12月29日 17:04
> > >> > >To: yo.fujita; xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> > >> > >Subject: RE: [Xen-ia64-devel] DomU does not start.
> > >> > >
> > >> > >>From: yo.fujita
> > >> > >>Sent: 2005年12月29日 16:20
> > >> > >>Hi
> > >> > >>
> > >> > >>I can't start domU after changeset8372.
> > >> > >>applied two patches of changeset 8734 after that.
> > >> > >>However, the following message displays and DomU does
> > not start.
> > >> > >>
> > >> > >>"RAMDISK: Couldn't find valid RAM disk image starting at 0 ."
> > >> > >>
> > >> > >>Don't someone have information?
> > >> > >>
> > >> > >>Thanks
> > >> > >>Fujita
> > >> > >
> > >> > >8734 seems to be a future changeset. ;-)
> > >> > >
> > >> > >Do you need initrd to boot your domU image? If yes, you may
> > >> > add an option in
> > >> > >example file:
> > >> > >
> > >> > >ramdisk = "initrd_name"
> > >> > >
> > >> > >If no, can you try appending a "noinitrd" to extra field in
> > >> > your example file like:
> > >> > >
> > >> > >Extra = "4 noinitrd"
> > >> > >
> > >> > >I guess there's some issue when domU image file doesn't
> > >> > require an initrd.
> > >> > >
> > >> > >Thanks,
> > >> > >Kevin
> > >> > >
> > >> > >_______________________________________________
> > >> > >Xen-ia64-devel mailing list
> > >> > >Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> > >> > >http://lists.xensource.com/xen-ia64-devel
> > >> >
> > >> > _______________________________________________
> > >> > Xen-ia64-devel mailing list
> > >> > Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> > >> > http://lists.xensource.com/xen-ia64-devel
> > >> >
> >
>
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