RE: [Xen-devel] Unable to bring up SMP DomUs on x86_64 Xen

["Puthiyaparambil, Aravindh" <aravindh.puthiyaparambil@xxxxxxxxxx>]

Dave,

Thanks for confirming it. I have opened a Bugzilla report. 

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=342

Aravindh

> On Tue, 2005-10-18 at 16:45 -0400, Puthiyaparambil, Aravindh wrote:
> > I was trying to bring up a SMP DomU on Xen x86_64. The DomU dies
while
> > booting processor 1/1. This is in spite of the fact that I have set
> > vcpus to 4 in the DomU configuration file. I confirmed that the DomU
> > kernel was compiled with SMP turned on. I am seeing this on the Dell
and
> > ES7000 x86_64 boxes. Is anyone else seeing this issue or am I doing
> > something wrong?
> 
> I am seeing it, too:
> [root@bl2-10 ~]# xm create -c /tmp/xen/test.cfg
> Using config file "/tmp/xen/test.cfg".
> Started domain vm1
> Linux version 2.6.12-xenU (root@bl2-10) (gcc version 4.0.0 20050405
(Red
> Hat 4.0
> .0-0.40)) #1 SMP Tue Oct 18 07:05:25 CDT 2005
> kernel direct mapping tables upto 20000000 @ 50e000-610000
> Built 1 zonelists
> Kernel command line:  root=/dev/sdb2 ro
> Initializing CPU#0
> PID hash table entries: 4096 (order: 12, 131072 bytes)
> Xen reported: 3600.124 MHz processor.
> Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes)
> Inode-cache hash table entries: 65536 (order: 7, 524288 bytes)
> Memory: 509440k/524288k available (1921k kernel code, 14336k reserved,
> 639k data
> , 136k init)
> Mount-cache hash table entries: 256
> CPU: Trace cache: 12K uops, L1 D cache: 16K
> CPU: L2 cache: 1024K
> CPU: Physical Processor ID: 3
> Booting processor 1/1 rip ffffffff80100008 rsp ffff880000655f58
> Initializing CPU#1
> CPU: Trace cache: 12K uops, L1 D cache: 16K
> CPU: L2 cache: 1024K
> CPU: Physical Processor ID: 0
>                   Intel(R) Xeon(TM) CPU 3.60GHz stepping 01
> Booting processor 2/2 rip ffffffff80100008 rsp ffff88000069ff58
> Initializing CPU#2
> CPU: Trace cache: 12K uops, L1 D cache: 16K
> CPU: L2 cache: 1024K
> CPU: Physical Processor ID: 0
>                   Intel(R) Xeon(TM) CPU 3.60GHz stepping 01
> Booting processor 3/3 rip ffffffff80100008 rsp ffff880000089f58
> Initializing CPU#3
> CPU: Trace cache: 12K uops, L1 D cache: 16K
> CPU: L2 cache: 1024K
> CPU: Physical Processor ID: 3
>                   Intel(R) Xeon(TM) CPU 3.60GHz stepping 01
> Brought up 4 CPUs
> 
> ------------------------------------------------
> 
> I am not seeing the stop_this_cpu... message, however. You may want to
> write a defect on the Xen bugzilla, or, if you'd like, I can do it.
> 
> David
> 
> >
> > Aravindh
> >
> > DomU BOOT OUTPUT
> > ----------------
> > xenbox:~/xen/vm # xm create dom64_2 -c
> > Using config file "dom64_2".
> > Started domain dom64_2
> > Linux version 2.6.12-xenU (root@xenbox) (gcc version 3.3.3 (SuSE
Linux))
> > #1 SMP Tue Oct 18 16:17:52 EDT 2005
> > kernel direct mapping tables upto 18000000 @ 474000-536000
> > Built 1 zonelists
> > Kernel command line:  root=/dev/sda1 ro 3
> > Initializing CPU#0
> > PID hash table entries: 2048 (order: 11, 65536 bytes)
> > Xen reported: 2992.694 MHz processor.
> > Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
> > Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
> > Memory: 381952k/393216k available (1669k kernel code, 10836k
reserved,
> > 560k data, 136k init)
> > Mount-cache hash table entries: 256
> > CPU: Trace cache: 12K uops, L1 D cache: 16K
> > CPU: L2 cache: 1024K
> > CPU: Physical Processor ID: 0
> > Booting processor 1/1 rip ffffffff80100008 rsp ffff880000575f58
> >
> > SERIAL OUTPUT
> > -------------
> > (XEN) (file=traps.c, line=968) Non-priv domain attempted
> > RDMSR(00000000c0000080,00018000,00018000).
> > (XEN) (file=traps.c, line=960) Non-priv domain attempted
> > WRMSR(00000000c0000100,00000000,00000000).
> > (XEN) (file=traps.c, line=960) Non-priv domain attempted
> > WRMSR(00000000c0000102,00000000,00000000).
> > (XEN) (file=traps.c, line=968) Non-priv domain attempted
> > RDMSR(00000000c0000080,00000000,00000000).
> > (XEN) (file=traps.c, line=960) Non-priv domain attempted
> > WRMSR(00000000c0000100,00000000,00000000).
> > (XEN) (file=traps.c, line=960) Non-priv domain attempted
> > WRMSR(00000000c0000102,00000000,00000000).
> > (XEN) (file=traps.c, line=968) Non-priv domain attempted
> > RDMSR(00000000c0000080,00000000,00000000).
> > (XEN) (file=traps.c, line=968) Non-priv domain attempted
> > RDMSR(00000000c0000100,00000045,ffffffffff5fd000).
> > (XEN) (file=traps.c, line=968) Non-priv domain attempted
> > RDMSR(00000000c0000101,00000000,00000000).
> > (XEN) (file=traps.c, line=968) Non-priv domain attempted
> > RDMSR(00000000c0000102,80372b00,ffffffff).
> > stop_this_cpu disable_local_APIC
> >
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-devel
> >
> --
> Regards,
> 
> David F Barrera
> Linux Technology Center
> Systems and Technology Group, IBM
> 
> "The wisest men follow their own direction. "
>                                                         Euripides


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