------- Comment From indira.pr...@in.ibm.com 2018-02-11 23:57 EDT------- Test machine is blocked with bug#164521, once system is released from dev will verify issue the early qemu 2.11 verison.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1742892 Title: [Power 9] ISST-LTE:KVM:Ubuntu1804:BostonLC:boslcp3: Unable to start the guest with more than 1 thread on ubuntu1804 KVM host machine. Status in The Ubuntu-power-systems project: Incomplete Status in linux package in Ubuntu: Incomplete Status in qemu package in Ubuntu: Incomplete Bug description: == Comment: #0 - INDIRA P. JOGA <indira.pr...@in.ibm.com> - 2018-01-07 13:18:32 == Problem Description: =================== Not able to start the ubutnu1804 guest with more than 1 thread on ubuntu1804 KVM host machine Steps to re-create: ================== > Installed Ubuntu1804 on boslcp3 host. root@boslcp3:/home# uname -a Linux boslcp3 4.13.0-17-generic #20-Ubuntu SMP Mon Nov 6 10:03:08 UTC 2017 ppc64le ppc64le ppc64le GNU/Linux root@boslcp3:/home# uname -r 4.13.0-17-generic > Installed qemu-kvm libvirt-bin ubuntu-vm-builder bridge-utils packages root@boslcp3:/home# virsh version Compiled against library: libvirt 3.6.0 Using library: libvirt 3.6.0 Using API: QEMU 3.6.0 Running hypervisor: QEMU 2.10.1 > root@boslcp3:~# ppc64_cpu --smt SMT is off > Defined the guest boslcp3g1 from host machine root@boslcp3:/home# virsh list --all Id Name State ---------------------------------------------------- - boslcp3g1 shut off Please cherry pick commit 45c940ba490df28cb87b993981a5f63df6bbb8db Author: Paul Mackerras <pau...@ozlabs.org> Date: Fri Nov 18 17:43:30 2016 +1100 KVM: PPC: Book3S HV: Treat POWER9 CPU threads as independent subcores > Started the guest and it fails with the error root@boslcp3:~# virsh start --console boslcp3g1 error: Failed to start domain boslcp3g1 error: internal error: process exited while connecting to monitor: 2018-01-05T02:54:37.762120Z qemu-system-ppc64: -chardev pty,id=charserial0: char device redirected to /dev/pts/3 (label charserial0) 2018-01-05T02:54:37.829236Z qemu-system-ppc64: Cannot support more than 1 threads on PPC with KVM > Unable to start the guest with more than 1 Thread from Ubuntu1804 KVM host machine. XML: **** root@boslcp3:/home# virsh dumpxml boslcp3g1 <domain type='kvm'> <name>boslcp3g1</name> <uuid>95374879-0ed3-4562-a00f-e47d9aaf285c</uuid> <maxMemory slots='16' unit='KiB'>10485760</maxMemory> <memory unit='KiB'>6291456</memory> <currentMemory unit='KiB'>6291456</currentMemory> <memoryBacking> <hugepages> <page size='2048' unit='KiB' nodeset='0'/> </hugepages> </memoryBacking> <vcpu placement='static' current='16'>32</vcpu> <resource> <partition>/machine</partition> </resource> <os> <type arch='ppc64le' machine='pseries-2.10'>hvm</type> <boot dev='hd'/> <boot dev='network'/> <bootmenu enable='yes'/> </os> <features> <acpi/> <apic/> </features> <cpu mode='host-model' check='partial'> <model fallback='forbid'>power9</model> <topology sockets='2' cores='8' threads='2'/> <numa> <cell id='0' cpus='0-7' memory='3145728' unit='KiB'/> <cell id='1' cpus='8-15' memory='3145728' unit='KiB'/> </numa> </cpu> <clock offset='utc'/> <on_poweroff>destroy</on_poweroff> <on_reboot>restart</on_reboot> <on_crash>coredump-restart</on_crash> <devices> <emulator>/usr/bin/qemu-system-ppc64</emulator> <disk type='block' device='disk'> <driver name='qemu' type='raw'/> <source dev='/dev/disk/by-id/wwn-0x600507680183050d28000000000002a4-part1'/> <target dev='sda' bus='virtio'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/> </disk> <disk type='block' device='disk'> <driver name='qemu' type='raw'/> <source dev='wwn-0x600507680183050d28000000000002a4-part2'/> <target dev='sdb' bus='virtio'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/> </disk> <disk type='block' device='disk'> <driver name='qemu' type='raw'/> <source dev='wwn-0x600507680183050d28000000000002a4-part3'/> <target dev='sdc' bus='virtio'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x07' function='0x0'/> </disk> <controller type='scsi' index='0' model='virtio-scsi'> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/> </controller> <controller type='usb' index='0' model='qemu-xhci'> <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/> </controller> <controller type='pci' index='0' model='pci-root'> <model name='spapr-pci-host-bridge'/> <target index='0'/> </controller> <controller type='pci' index='1' model='pci-root'> <model name='spapr-pci-host-bridge'/> <target index='1'/> </controller> <interface type='direct'> <mac address='52:54:00:e5:81:1f'/> <source dev='enP2p1s0f0' mode='bridge'/> <model type='virtio'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/> </interface> <serial type='pty'> <target port='0'/> <address type='spapr-vio' reg='0x30000000'/> </serial> <console type='pty'> <target type='serial' port='0'/> <address type='spapr-vio' reg='0x30000000'/> </console> <memballoon model='virtio'> <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/> </memballoon> <panic model='pseries'/> </devices> </domain> To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-power-systems/+bug/1742892/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
