diff options
Diffstat (limited to 'results/scraper/launchpad-without-comments/1902365')
| -rw-r--r-- | results/scraper/launchpad-without-comments/1902365 | 390 |
1 files changed, 390 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1902365 b/results/scraper/launchpad-without-comments/1902365 new file mode 100644 index 00000000..192af4f7 --- /dev/null +++ b/results/scraper/launchpad-without-comments/1902365 @@ -0,0 +1,390 @@ +3x 100% host CPU core usage while virtual machine is in idle + +My Fedora 33 machine "top" command shows qemu-system-x86_64 process using ~300% CPU, that means 3x CPU cores at 100%. Since the virtual machine (named CentOS 8) is almost in idle (top command inside the VM shows ~0% CPU usage), there must be something wrong. I attach qemu process GDB backtrace, and virtual machine libvirt XML + +Host details: +libvirt-6.6.0-2.fc33.x86_64 +qemu-system-x86-5.1.0-5.fc33.x86_64 +virt-manager-3.1.0-1.fc33.noarch +kernel 5.8.16-300.fc33.x86_64 +CPU: AMD Ryzen 5 3600 + +# gdb qemu-system-x86_64 405756 +GNU gdb (GDB) Fedora 9.2-7.fc33 +Copyright (C) 2020 Free Software Foundation, Inc. +License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> +This is free software: you are free to change and redistribute it. +There is NO WARRANTY, to the extent permitted by law. +Type "show copying" and "show warranty" for details. +This GDB was configured as "x86_64-redhat-linux-gnu". +Type "show configuration" for configuration details. +For bug reporting instructions, please see: +<http://www.gnu.org/software/gdb/bugs/>. +Find the GDB manual and other documentation resources online at: + <http://www.gnu.org/software/gdb/documentation/>. + +For help, type "help". +Type "apropos word" to search for commands related to "word"... +Reading symbols from qemu-system-x86_64... +Reading symbols from .gnu_debugdata for /usr/bin/qemu-system-x86_64... +(No debugging symbols found in .gnu_debugdata for /usr/bin/qemu-system-x86_64) +Attaching to program: /usr/bin/qemu-system-x86_64, process 405756 +[New LWP 405788] +[New LWP 405798] +[New LWP 405799] +[New LWP 405800] +[New LWP 405801] +[New LWP 405802] +[New LWP 405804] +[Thread debugging using libthread_db enabled] +Using host libthread_db library "/lib64/libthread_db.so.1". +0x00007f549d0bdb0e in ppoll () from target:/lib64/libc.so.6 +(gdb) set height 0 +(gdb) set print elements 0 +(gdb) set print frame-arguments all +(gdb) thread apply all backtrace + +Thread 8 (Thread 0x7f53837ff640 (LWP 405804)): +#0 0x00007f549d0bda0f in poll () from target:/lib64/libc.so.6 +#1 0x00007f549e4c2d1e in g_main_context_iterate.constprop () from target:/lib64/libglib-2.0.so.0 +#2 0x00007f549e4716ab in g_main_loop_run () from target:/lib64/libglib-2.0.so.0 +#3 0x00007f549dcfcc66 in red_worker_main.lto_priv () from target:/lib64/libspice-server.so.1 +#4 0x00007f549d19c3f9 in start_thread () from target:/lib64/libpthread.so.0 +#5 0x00007f549d0c8b03 in clone () from target:/lib64/libc.so.6 + +Thread 7 (Thread 0x7f5390dfd640 (LWP 405802)): +#0 0x00007f549d0bf58b in ioctl () from target:/lib64/libc.so.6 +#1 0x000055a60728ec87 in kvm_vcpu_ioctl () +#2 0x000055a60728edc1 in kvm_cpu_exec () +#3 0x000055a60734dc04 in qemu_kvm_cpu_thread_fn () +#4 0x000055a6076dc0ff in qemu_thread_start () +#5 0x00007f549d19c3f9 in start_thread () from target:/lib64/libpthread.so.0 +#6 0x00007f549d0c8b03 in clone () from target:/lib64/libc.so.6 + +Thread 6 (Thread 0x7f53915fe640 (LWP 405801)): +#0 0x00007f549d0bf58b in ioctl () from target:/lib64/libc.so.6 +#1 0x000055a60728ec87 in kvm_vcpu_ioctl () +#2 0x000055a60728edc1 in kvm_cpu_exec () +#3 0x000055a60734dc04 in qemu_kvm_cpu_thread_fn () +#4 0x000055a6076dc0ff in qemu_thread_start () +#5 0x00007f549d19c3f9 in start_thread () from target:/lib64/libpthread.so.0 +#6 0x00007f549d0c8b03 in clone () from target:/lib64/libc.so.6 + +Thread 5 (Thread 0x7f5391dff640 (LWP 405800)): +#0 0x00007f549d0bf58b in ioctl () from target:/lib64/libc.so.6 +#1 0x000055a60728ec87 in kvm_vcpu_ioctl () +#2 0x000055a60728edc1 in kvm_cpu_exec () +#3 0x000055a60734dc04 in qemu_kvm_cpu_thread_fn () +#4 0x000055a6076dc0ff in qemu_thread_start () +#5 0x00007f549d19c3f9 in start_thread () from target:/lib64/libpthread.so.0 +#6 0x00007f549d0c8b03 in clone () from target:/lib64/libc.so.6 + +Thread 4 (Thread 0x7f54988b7640 (LWP 405799)): +#0 0x00007f549d0bf58b in ioctl () from target:/lib64/libc.so.6 +#1 0x000055a60728ec87 in kvm_vcpu_ioctl () +#2 0x000055a60728edc1 in kvm_cpu_exec () +#3 0x000055a60734dc04 in qemu_kvm_cpu_thread_fn () +#4 0x000055a6076dc0ff in qemu_thread_start () +#5 0x00007f549d19c3f9 in start_thread () from target:/lib64/libpthread.so.0 +#6 0x00007f549d0c8b03 in clone () from target:/lib64/libc.so.6 + +Thread 3 (Thread 0x7f549917b640 (LWP 405798)): +#0 0x00007f549d0bda0f in poll () from target:/lib64/libc.so.6 +#1 0x00007f549e4c2d1e in g_main_context_iterate.constprop () from target:/lib64/libglib-2.0.so.0 +#2 0x00007f549e4716ab in g_main_loop_run () from target:/lib64/libglib-2.0.so.0 +#3 0x000055a6073c4c81 in iothread_run () +#4 0x000055a6076dc0ff in qemu_thread_start () +#5 0x00007f549d19c3f9 in start_thread () from target:/lib64/libpthread.so.0 +#6 0x00007f549d0c8b03 in clone () from target:/lib64/libc.so.6 + +Thread 2 (Thread 0x7f549b93a640 (LWP 405788)): +#0 0x00007f549d0c350d in syscall () from target:/lib64/libc.so.6 +#1 0x000055a6076dce9a in qemu_event_wait () +#2 0x000055a6076e56ca in call_rcu_thread () +#3 0x000055a6076dc0ff in qemu_thread_start () +#4 0x00007f549d19c3f9 in start_thread () from target:/lib64/libpthread.so.0 +#5 0x00007f549d0c8b03 in clone () from target:/lib64/libc.so.6 + +Thread 1 (Thread 0x7f549bb10f00 (LWP 405756)): +#0 0x00007f549d0bdb0e in ppoll () from target:/lib64/libc.so.6 +#1 0x000055a6076f4901 in qemu_poll_ns () +#2 0x000055a6076f0485 in main_loop_wait () +#3 0x000055a60735cdd7 in qemu_main_loop () +#4 0x000055a607234a1e in main () +(gdb) + + + + +# virsh dumpxml centos8 +<domain type='kvm' id='1'> + <name>centos8</name> + <metadata> + <libosinfo:libosinfo xmlns:libosinfo="http://libosinfo.org/xmlns/libvirt/domain/1.0"> + <libosinfo:os id="http://centos.org/centos/8"/> + </libosinfo:libosinfo> + </metadata> + <memory unit='KiB'>4096000</memory> + <currentMemory unit='KiB'>4096000</currentMemory> + <vcpu placement='static'>4</vcpu> + <resource> + <partition>/machine</partition> + </resource> + <os> + <type arch='x86_64' machine='pc-q35-4.2'>hvm</type> + <boot dev='hd'/> + </os> + <features> + <acpi/> + <apic/> + <vmport state='off'/> + </features> + <cpu mode='custom' match='exact' check='full'> + <model fallback='forbid'>EPYC-IBPB</model> + <vendor>AMD</vendor> + <feature policy='require' name='x2apic'/> + <feature policy='require' name='tsc-deadline'/> + <feature policy='require' name='hypervisor'/> + <feature policy='require' name='tsc_adjust'/> + <feature policy='require' name='clwb'/> + <feature policy='require' name='umip'/> + <feature policy='require' name='rdpid'/> + <feature policy='require' name='stibp'/> + <feature policy='require' name='arch-capabilities'/> + <feature policy='require' name='ssbd'/> + <feature policy='require' name='xsaves'/> + <feature policy='require' name='cmp_legacy'/> + <feature policy='require' name='perfctr_core'/> + <feature policy='require' name='clzero'/> + <feature policy='require' name='xsaveerptr'/> + <feature policy='require' name='wbnoinvd'/> + <feature policy='require' name='amd-stibp'/> + <feature policy='require' name='amd-ssbd'/> + <feature policy='require' name='virt-ssbd'/> + <feature policy='disable' name='npt'/> + <feature policy='disable' name='nrip-save'/> + <feature policy='require' name='rdctl-no'/> + <feature policy='require' name='skip-l1dfl-vmentry'/> + <feature policy='require' name='mds-no'/> + <feature policy='require' name='pschange-mc-no'/> + <feature policy='disable' name='monitor'/> + <feature policy='disable' name='svm'/> + <feature policy='require' name='topoext'/> + </cpu> + <clock offset='utc'> + <timer name='rtc' tickpolicy='catchup'/> + <timer name='pit' tickpolicy='delay'/> + <timer name='hpet' present='no'/> + </clock> + <on_poweroff>destroy</on_poweroff> + <on_reboot>restart</on_reboot> + <on_crash>destroy</on_crash> + <pm> + <suspend-to-mem enabled='no'/> + <suspend-to-disk enabled='no'/> + </pm> + <devices> + <emulator>/usr/bin/qemu-system-x86_64</emulator> + <disk type='file' device='disk'> + <driver name='qemu' type='qcow2'/> + <source file='/var/lib/libvirt/images/centos8.qcow2' index='6'/> + <backingStore/> + <target dev='vda' bus='virtio'/> + <alias name='virtio-disk0'/> + <address type='pci' domain='0x0000' bus='0x04' slot='0x00' function='0x0'/> + </disk> + <disk type='file' device='disk'> + <driver name='qemu' type='qcow2'/> + <source file='/var/lib/libvirt/images/centos8-1.qcow2' index='5'/> + <backingStore/> + <target dev='vdb' bus='virtio'/> + <alias name='virtio-disk1'/> + <address type='pci' domain='0x0000' bus='0x07' slot='0x00' function='0x0'/> + </disk> + <disk type='file' device='disk'> + <driver name='qemu' type='qcow2'/> + <source file='/var/lib/libvirt/images/centos8-2.qcow2' index='4'/> + <backingStore/> + <target dev='vdc' bus='virtio'/> + <alias name='virtio-disk2'/> + <address type='pci' domain='0x0000' bus='0x08' slot='0x00' function='0x0'/> + </disk> + <disk type='file' device='disk'> + <driver name='qemu' type='qcow2'/> + <source file='/var/lib/libvirt/images/centos8-3.qcow2' index='3'/> + <backingStore/> + <target dev='vdd' bus='virtio'/> + <alias name='virtio-disk3'/> + <address type='pci' domain='0x0000' bus='0x09' slot='0x00' function='0x0'/> + </disk> + <disk type='file' device='disk'> + <driver name='qemu' type='qcow2'/> + <source file='/var/lib/libvirt/images/centos8-4.qcow2' index='2'/> + <backingStore/> + <target dev='vde' bus='virtio'/> + <alias name='virtio-disk4'/> + <address type='pci' domain='0x0000' bus='0x0a' slot='0x00' function='0x0'/> + </disk> + <disk type='file' device='cdrom'> + <driver name='qemu'/> + <target dev='sda' bus='sata'/> + <readonly/> + <alias name='sata0-0-0'/> + <address type='drive' controller='0' bus='0' target='0' unit='0'/> + </disk> + <controller type='usb' index='0' model='qemu-xhci' ports='15'> + <alias name='usb'/> + <address type='pci' domain='0x0000' bus='0x02' slot='0x00' function='0x0'/> + </controller> + <controller type='sata' index='0'> + <alias name='ide'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x1f' function='0x2'/> + </controller> + <controller type='pci' index='0' model='pcie-root'> + <alias name='pcie.0'/> + </controller> + <controller type='pci' index='1' model='pcie-root-port'> + <model name='pcie-root-port'/> + <target chassis='1' port='0x10'/> + <alias name='pci.1'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0' multifunction='on'/> + </controller> + <controller type='pci' index='2' model='pcie-root-port'> + <model name='pcie-root-port'/> + <target chassis='2' port='0x11'/> + <alias name='pci.2'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x1'/> + </controller> + <controller type='pci' index='3' model='pcie-root-port'> + <model name='pcie-root-port'/> + <target chassis='3' port='0x12'/> + <alias name='pci.3'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x2'/> + </controller> + <controller type='pci' index='4' model='pcie-root-port'> + <model name='pcie-root-port'/> + <target chassis='4' port='0x13'/> + <alias name='pci.4'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x3'/> + </controller> + <controller type='pci' index='5' model='pcie-root-port'> + <model name='pcie-root-port'/> + <target chassis='5' port='0x14'/> + <alias name='pci.5'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x4'/> + </controller> + <controller type='pci' index='6' model='pcie-root-port'> + <model name='pcie-root-port'/> + <target chassis='6' port='0x15'/> + <alias name='pci.6'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x5'/> + </controller> + <controller type='pci' index='7' model='pcie-root-port'> + <model name='pcie-root-port'/> + <target chassis='7' port='0x16'/> + <alias name='pci.7'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x6'/> + </controller> + <controller type='pci' index='8' model='pcie-root-port'> + <model name='pcie-root-port'/> + <target chassis='8' port='0x17'/> + <alias name='pci.8'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x7'/> + </controller> + <controller type='pci' index='9' model='pcie-root-port'> + <model name='pcie-root-port'/> + <target chassis='9' port='0x18'/> + <alias name='pci.9'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0' multifunction='on'/> + </controller> + <controller type='pci' index='10' model='pcie-root-port'> + <model name='pcie-root-port'/> + <target chassis='10' port='0x19'/> + <alias name='pci.10'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x1'/> + </controller> + <controller type='virtio-serial' index='0'> + <alias name='virtio-serial0'/> + <address type='pci' domain='0x0000' bus='0x03' slot='0x00' function='0x0'/> + </controller> + <interface type='network'> + <mac address='52:54:00:d4:02:c2'/> + <source network='default' portid='643b50a3-f347-4c2e-995e-7644a7ad0a96' bridge='virbr0'/> + <target dev='vnet0'/> + <model type='virtio'/> + <alias name='net0'/> + <address type='pci' domain='0x0000' bus='0x01' slot='0x00' function='0x0'/> + </interface> + <serial type='pty'> + <source path='/dev/pts/4'/> + <target type='isa-serial' port='0'> + <model name='isa-serial'/> + </target> + <alias name='serial0'/> + </serial> + <console type='pty' tty='/dev/pts/4'> + <source path='/dev/pts/4'/> + <target type='serial' port='0'/> + <alias name='serial0'/> + </console> + <channel type='unix'> + <source mode='bind' path='/var/lib/libvirt/qemu/channel/target/domain-1-centos8/org.qemu.guest_agent.0'/> + <target type='virtio' name='org.qemu.guest_agent.0' state='connected'/> + <alias name='channel0'/> + <address type='virtio-serial' controller='0' bus='0' port='1'/> + </channel> + <channel type='spicevmc'> + <target type='virtio' name='com.redhat.spice.0' state='connected'/> + <alias name='channel1'/> + <address type='virtio-serial' controller='0' bus='0' port='2'/> + </channel> + <input type='tablet' bus='usb'> + <alias name='input0'/> + <address type='usb' bus='0' port='1'/> + </input> + <input type='mouse' bus='ps2'> + <alias name='input1'/> + </input> + <input type='keyboard' bus='ps2'> + <alias name='input2'/> + </input> + <graphics type='spice' port='5900' autoport='yes' listen='127.0.0.1'> + <listen type='address' address='127.0.0.1'/> + <image compression='off'/> + </graphics> + <sound model='ich9'> + <alias name='sound0'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x1b' function='0x0'/> + </sound> + <video> + <model type='qxl' ram='65536' vram='65536' vgamem='16384' heads='1' primary='yes'/> + <alias name='video0'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/> + </video> + <redirdev bus='usb' type='spicevmc'> + <alias name='redir0'/> + <address type='usb' bus='0' port='2'/> + </redirdev> + <redirdev bus='usb' type='spicevmc'> + <alias name='redir1'/> + <address type='usb' bus='0' port='3'/> + </redirdev> + <memballoon model='virtio'> + <alias name='balloon0'/> + <address type='pci' domain='0x0000' bus='0x05' slot='0x00' function='0x0'/> + </memballoon> + <rng model='virtio'> + <backend model='random'>/dev/urandom</backend> + <alias name='rng0'/> + <address type='pci' domain='0x0000' bus='0x06' slot='0x00' function='0x0'/> + </rng> + </devices> + <seclabel type='dynamic' model='selinux' relabel='yes'> + <label>system_u:system_r:svirt_t:s0:c571,c902</label> + <imagelabel>system_u:object_r:svirt_image_t:s0:c571,c902</imagelabel> + </seclabel> + <seclabel type='dynamic' model='dac' relabel='yes'> + <label>+107:+107</label> + <imagelabel>+107:+107</imagelabel> + </seclabel> +</domain> \ No newline at end of file |