Package: qemu-kvm Version: 1.1.2+dfsg-5 Severity: normal kvm with debian stable guest uses about 10% cpu on idle
perf reports that most time spent in native_safe_halt 43,30% swapper [kernel.kallsyms] [k] native_safe_halt there is kvm command line from ps output (started from libvirt) /usr/bin/kvm -S -M pc-1.1 -enable-kvm -m 1024 -smp 1,sockets=1,cores=1,threads=1 -name cups -uuid ecfcb338-bd8d-cb88-3f02-7a1e52b13609 -nodefconfig -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/cups.monitor,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc -no-shutdown -kernel /var/lib/libvirt/qemu/dkb/vmlinuz-2.6.32-5-amd64 -initrd /var/lib/libvirt/qemu/dkb/initrd.img-2.6.32-5-amd64 -append root=UUID=398df502-1157-440c-ba88-6ec93d68b490 -device ich9-usb-ehci1,id=usb,bus=pci.0,addr=0x7 -device ich9-usb-uhci1,masterbus=usb.0,firstport=0,bus=pci.0,addr=0x8 -device ich9-usb-uhci2,masterbus=usb.0,firstport=2,bus=pci.0,addr=0x9 -device ich9-usb-uhci3,masterbus=usb.0,firstport=4,bus=pci.0,addr=0xa -drive file=/dev/second_volume_group/cups,if=none,id=drive-virtio-disk0,format=raw -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -netdev tap,fd=29,id=hostnet0 -device virtio-net-pc i,netdev=hostnet0,id=net0,mac=52:54:00:f0:b4:30,bus=pci.0,addr=0x3 -chardev pty,id=charserial0 -device isa-serial,chardev=charserial0,id=serial0 -vnc 127.0.0.1:0 -vga cirrus -device usb-host,hostbus=1,hostaddr=7,id=hostdev0 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x6 -- Package-specific info: /proc/cpuinfo: processor : 0 vendor_id : AuthenticAMD cpu family : 16 model : 5 model name : AMD Phenom(tm) II X4 B40 Processor stepping : 3 microcode : 0x10000c8 cpu MHz : 800.000 cache size : 512 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 4 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nopl nonstop_tsc extd_apicid pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt hw_pstate npt lbrv svm_lock nrip_save bogomips : 6027.68 TLB size : 1024 4K pages clflush size : 64 cache_alignment : 64 address sizes : 48 bits physical, 48 bits virtual power management: ts ttp tm stc 100mhzsteps hwpstate processor : 1 vendor_id : AuthenticAMD cpu family : 16 model : 5 model name : AMD Phenom(tm) II X4 B40 Processor stepping : 3 microcode : 0x10000c8 cpu MHz : 800.000 cache size : 512 KB physical id : 0 siblings : 4 core id : 1 cpu cores : 4 apicid : 1 initial apicid : 1 fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nopl nonstop_tsc extd_apicid pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt hw_pstate npt lbrv svm_lock nrip_save bogomips : 6026.92 TLB size : 1024 4K pages clflush size : 64 cache_alignment : 64 address sizes : 48 bits physical, 48 bits virtual power management: ts ttp tm stc 100mhzsteps hwpstate processor : 2 vendor_id : AuthenticAMD cpu family : 16 model : 5 model name : AMD Phenom(tm) II X4 B40 Processor stepping : 3 microcode : 0x10000c8 cpu MHz : 800.000 cache size : 512 KB physical id : 0 siblings : 4 core id : 2 cpu cores : 4 apicid : 2 initial apicid : 2 fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nopl nonstop_tsc extd_apicid pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt hw_pstate npt lbrv svm_lock nrip_save bogomips : 6026.90 TLB size : 1024 4K pages clflush size : 64 cache_alignment : 64 address sizes : 48 bits physical, 48 bits virtual power management: ts ttp tm stc 100mhzsteps hwpstate processor : 3 vendor_id : AuthenticAMD cpu family : 16 model : 5 model name : AMD Phenom(tm) II X4 B40 Processor stepping : 3 microcode : 0x10000c8 cpu MHz : 800.000 cache size : 512 KB physical id : 0 siblings : 4 core id : 3 cpu cores : 4 apicid : 3 initial apicid : 3 fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nopl nonstop_tsc extd_apicid pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt hw_pstate npt lbrv svm_lock nrip_save bogomips : 6026.90 TLB size : 1024 4K pages clflush size : 64 cache_alignment : 64 address sizes : 48 bits physical, 48 bits virtual power management: ts ttp tm stc 100mhzsteps hwpstate -- System Information: Debian Release: 7.0 APT prefers testing APT policy: (500, 'testing'), (1, 'experimental') Architecture: i386 (x86_64) Foreign Architectures: amd64 Kernel: Linux 3.2.0-4-amd64 (SMP w/4 CPU cores) Locale: LANG=C, LC_CTYPE=C (charmap=ANSI_X3.4-1968) Shell: /bin/sh linked to /bin/bash Versions of packages qemu-kvm depends on: ii adduser 3.113+nmu3 ii ipxe-qemu 1.0.0+git-20120202.f6840ba-3 ii libaio1 0.3.109-3 ii libasound2 1.0.25-4 ii libbluetooth3 4.99-2 ii libbrlapi0.5 4.4-8 ii libc6 2.13-37 ii libcurl3-gnutls 7.26.0-1+wheezy1 ii libglib2.0-0 2.33.12+really2.32.4-3 ii libgnutls26 2.12.20-4 ii libiscsi1 1.4.0-3 ii libjpeg8 8d-1 ii libncurses5 5.9-10 ii libpng12-0 1.2.49-1 ii libpulse0 2.0-6 ii libsasl2-2 2.1.25.dfsg1-6 ii libsdl1.2debian 1.2.15-5 ii libspice-server1 0.11.0-1 ii libtinfo5 5.9-10 ii libusbredirparser0 0.4.3-2 ii libuuid1 2.20.1-5.3 ii libvdeplug2 2.3.2-4 ii libx11-6 2:1.5.0-1 ii python 2.7.3~rc2-1 ii qemu-keymaps 1.1.2+dfsg-5 ii qemu-utils 1.1.2+dfsg-5 ii seabios 1.7.0-1 ii vgabios 0.7a-3 ii zlib1g 1:1.2.7.dfsg-13 Versions of packages qemu-kvm recommends: ii bridge-utils 1.5-6 ii iproute 20120521-3 Versions of packages qemu-kvm suggests: ii debootstrap 1.0.44 pn samba <none> ii vde2 2.3.2-4 -- no debconf information -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". 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