[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] live migrating hvm from 4.4 to 4.7 fails in ioreq server
> -----Original Message----- > From: Olaf Hering [mailto:olaf@xxxxxxxxx] > Sent: 29 July 2016 14:11 > To: Paul Durrant > Cc: Stefano Stabellini; Wei Liu; Andrew Cooper; xen-devel@xxxxxxxxxxxxx; > Anthony Perard; zhigang.x.wang@xxxxxxxxxx > Subject: Re: [Xen-devel] live migrating hvm from 4.4 to 4.7 fails in ioreq > server > > On Fri, Jul 29, Paul Durrant wrote: > > > > Could you give the attached patch a try? I believe it should solve the > > > problem. > > Thanks Paul. I tested it with 4.4.20160610T12110 dom0 as sender and > 4.6.20160620T12082 as receiver. > > > Initially the result was this: > > # cat /var/log/xen/qemu-dm-fv-x64-sles12sp1-clean--incoming.log > char device redirected to /dev/pts/3 (label serial0) > xen: ioreq server create: Cannot allocate memory > qemu-system-x86_64: xen hardware virtual machine initialisation failed > > > Now the result it this: > root@anonymi:~ # cat /var/log/xen/qemu-dm-fv-x64-sles12sp1-clean-- > incoming.log > char device redirected to /dev/pts/3 (label serial0) > xen_ram_alloc: do not alloc f800000 bytes of ram at 0 when runstate is > INMIGRATE > xen_ram_alloc: do not alloc 800000 bytes of ram at f800000 when runstate is > INMIGRATE > xen_ram_alloc: do not alloc 10000 bytes of ram at 10000000 when runstate is > INMIGRATE > xen_ram_alloc: do not alloc 40000 bytes of ram at 10010000 when runstate is > INMIGRATE > Unknown savevm section or instance 'kvm-tpr-opt' 0 > qemu-system-i386: load of migration failed: Invalid argument > > So appearently it got past the point of the ioreq server issue. > Yes, it certainly looks like it. > > The "kvm-tpr-opt" thing was briefly discussed on 12 May 2016. > I'll have a look for that. Thanks, Paul > Olaf _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx https://lists.xen.org/xen-devel
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