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[Xen-devel] VM hangs after live migration

To: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-devel] VM hangs after live migration
From: Muriel <mucawhite@xxxxxxxxx>
Date: Wed, 12 Jan 2011 10:41:44 +0100
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Hi all,
i'm not sure that this is the right place to write but i hope you can help me. I have many vm on Xenserver 5.5 and starting with kernel i had many problems with the live migration:
- with and higher the vm hang after migration (no console output)
- and higher have this kernel bug:
kernel BUG at /build/buildd/linux-2.6.32/arch/x86/xen/spinlock.c:343!
invalid opcode: 0000 [#1] SMP

After some research on the mailing list i tried to apply this patch:
to the kernel and now:
- when i try to migrate the vm from a member of the pool to another everything works fine; - when i try to migrate the vm from a member of the pool to the master the vm hangs (exactly as the

Any suggestions?


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