>dpkg -l | grep -P '^ii|^hi' | grep -P 'qemu|xen'
ii libxenfsutl4.21:amd64 4.21.0-1+ub26u04.4 amd64 xen-utils-4.21 companion libs
ii libxenmisc4.21:amd64 4.21.0-1+ub26u04.4 amd64 Public libs for Xen
ii libxenstore4.0:amd64 4.21.0-1+ub26u04.4 amd64 Xenstore communications library for Xen
ii libxentoolcore1:amd64 4.21.0-1+ub26u04.4 amd64 helper for qemu & libxenstore
ii qemuu 8.2.9+l0-1+ub26u04.4 amd64 qemu-system-i386 (9.1.0/xen-4.21) with 9pfs support
ii xen-hypervisor-4.21-amd64 4.21.0-1+ub26u04.4 amd64 Xen Hypervisor on AMD64
ii xen-system-amd64 4.21.0-1+ub26u04.4 amd64 Xen System on AMD64 (meta-package)
ii xen-utils-4.21 4.21.0-1+ub26u04.4 amd64 XEN administrative tools
ii xen-utils-common 4.21.0-1+ub26u04.4 all Xen administrative tools - common files
ii xenstore-utils 4.21.0-1+ub26u04.4 amd64 Xenstore command line utilities for Xen
>dpkg-deb -I xen-utils-common_4.21.0-1+ub26u04.4_all.deb
new Debian package, version 2.0.
size 208996 bytes: control archive=4304 bytes.
1128 bytes, 39 lines conffiles
522 bytes, 15 lines control
6242 bytes, 77 lines md5sums
7398 bytes, 161 lines * postinst #!/bin/sh
1291 bytes, 49 lines * postrm #!/bin/sh
298 bytes, 23 lines * preinst #!/bin/sh
425 bytes, 7 lines * prerm #!/bin/sh
Package: xen-utils-common
Source: xen
Version: 4.21.0-1+ub26u04.4
Architecture: all
Maintainer: Debian Xen Team
Installed-Size: 457
Depends: lsb-base, python3, udev, xenstore-utils, ucf
Section: kernel
Priority: optional
Description: Xen administrative tools - common files
The userspace tools to manage a system virtualized through the Xen virtual
machine monitor.
.
This package is only required on the host system (Domain 0) and not on the
virtual guest systems (Domain U).
>dpkg-deb -I qemuu_8.2.9+l0-1+ub26u04.4_amd64.deb
new Debian package, version 2.0.
size 25594554 bytes: control archive=13153 bytes.
1771 bytes, 12 lines control
39529 bytes, 468 lines md5sums
Package: qemuu
Source: xen (4.21.0-1+ub26u04.4)
Version: 8.2.9+l0-1+ub26u04.4
Architecture: amd64
Maintainer: Debian Xen Team
Installed-Size: 284982
Depends: libaio1t64 (>= 0.3.93), libasound2t64 (>= 1.0.16), libblkio1 (>= 1.4.0), libbpf1 (>= 1:0.0.8), libbrlapi0.8 (>= 6.7), libbz2-1.0, libc6 (>= 2.42), libcacard0 (>= 2.2), libcap-ng0 (>= 0.7.9), libcapstone5 (>= 5), libcurl3t64-gnutls (>= 7.16.3), libdw1t64 (>= 0.158), libepoxy0 (>= 1.3), libfdt1 (>= 1.7.2), libfuse3-4 (>= 3.17.2), libgbm1 (>= 12.0.0~0), libgfapi0 (>= 11.1), libglib2.0-0t64 (>= 2.83.0), libgmp10 (>= 2:6.3.0+dfsg), libgnutls30t64 (>= 3.8.6), libhogweed6t64, libibverbs1 (>= 28), libiscsi7 (>= 1.18.0), libjpeg8 (>= 8c), libkeyutils1 (>= 1.6), liblzo2-2 (>= 2.02), libncursesw6 (>= 6), libnettle8t64, libnfs14 (>= 4.0.0), libnuma1 (>= 2.0.15), libpixman-1-0 (>= 0.25.2), libpmem1 (>= 1.4), libpng16-16t64 (>= 1.6.46), libpulse0 (>= 0.99.1), librados2 (>= 0.72.2), librbd1 (>= 19.2.1-0ubuntu3), librdmacm1t64 (>= 1.0.15), libsasl2-2 (>= 2.1.28+dfsg1), libsdl2-2.0-0 (>= 2.0.12), libsdl2-image-2.0-0 (>= 2.0.5), libseccomp2 (>= 2.1.0), libselinux1 (>= 3.1~), libslirp0 (>= 4.7.0), libsndio7.0 (>= 1.8.1), libspice-server1 (>= 0.14.2), libssh-4 (>= 0.8.4), libtinfo6 (>= 6), libudev1 (>= 183), liburing2 (>= 2.3), libusb-1.0-0 (>= 2:1.0.23~), libusbredirparser1t64 (>= 0.8.0), libvdeplug2t64 (>= 4.0.1), libvirglrenderer1 (>= 1.0.0), libxenmisc4.21 (>= 4.21.0), libxenstore4.0 (>= 4.16.0), libxentoolcore1 (>= 4.21.0), libxkbcommon0 (>= 0.5.0), libzstd1 (>= 1.5.5), zlib1g (>= 1:1.2.0)
Provides: qemu-system-i386
Section: admin
Priority: optional
Description: qemu-system-i386 (9.1.0/xen-4.21) with 9pfs support
Warning: This is a custom testing build of Xen.
>cat /etc/os-release
PRETTY_NAME="Ubuntu Resolute Raccoon (development branch)"
NAME="Ubuntu"
VERSION_ID="26.04"
VERSION="26.04 (Resolute Raccoon)"
VERSION_CODENAME=resolute
ID=ubuntu
ID_LIKE=debian
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
UBUNTU_CODENAME=resolute
LOGO=ubuntu-logo
>cat /etc/debian_version
forky/sid
>xl dmesg | head -n135
__ __ _ _ ____ _ ___
\ \/ /___ _ __ | || | |___ \/ | / _ \
\ // _ \ '_ \ | || |_ __) | || | | |
/ \ __/ | | | |__ _| / __/| || |_| |
/_/\_\___|_| |_| |_|(_)_____|_(_)___/
(XEN) Xen version 4.21.0 (pbuser@dynavirt.com) (gcc (Ubuntu 15.2.0-11ubuntu1) 15.2.0) debug=n Mon Jan 5 00:29:51 UTC 2026
(XEN) Latest ChangeSet: 16e22efbded42b56d0-x86/amd: Fix race editing DE_CFG-Wed 3 Dec 2025 02:41
(XEN) build-id: e1e5f9bee82f50eb32e229bbc89eff805bc3cfd7
(XEN) CPU Vendor: Intel, Family 6 (0x6), Model 58 (0x3a), Stepping 9 (raw 000306a9)
(XEN) BSP microcode revision: 0x0000000c
(XEN) microcode: CPU0 updated from revision 0xc to 0x21, date = 2019-02-13
(XEN) Bootloader: GRUB 2.06-13+deb12u1
(XEN) Command line: placeholder dom0_mem=1536M,max:1584M guest_loglvl=all loglvl=all console=vga vga=gfx-1280x1024x16 conring_size=48k sched=credit2 cpufreq=none com1=115200,8n1 console=com1 ucode=scan xpti=false dom0_max_vcpus=4
(XEN) Xen image load base address: 0xda600000
(XEN) Video information:
(XEN) VGA is graphics mode 1280x1024, 16 bpp
(XEN) VBE/DDC methods: none; EDID transfer time: 0 seconds
(XEN) EDID info not retrieved because no DDC retrieval method detected
(XEN) Disc information:
(XEN) Found 1 MBR signatures
(XEN) Found 1 EDD information structures
(XEN) Xen-e820 RAM map:
(XEN) [0000000000000000, 000000000009dbff] (usable)
(XEN) [000000000009f800, 000000000009ffff] (reserved)
(XEN) [00000000000f0000, 00000000000fffff] (reserved)
(XEN) [0000000000100000, 00000000daf7ffff] (usable)
(XEN) [00000000daf80000, 00000000dafa2fff] (ACPI NVS)
(XEN) [00000000dafa3000, 00000000dafdffff] (ACPI data)
(XEN) [00000000dafe0000, 00000000daffffff] (reserved)
(XEN) [00000000f4000000, 00000000f7ffffff] (reserved)
(XEN) [00000000fec00000, 00000000ffffffff] (reserved)
(XEN) [0000000100000000, 000000081fdfffff] (usable)
(XEN) ACPI: RSDP 000F7920, 0014 (r0 GBT )
(XEN) ACPI: RSDT DAFA3040, 0054 (r1 GBT GBTUACPI 42302E31 GBTU 1010101)
(XEN) ACPI: FACP DAFA3100, 0074 (r1 GBT GBTUACPI 42302E31 GBTU 1010101)
(XEN) ACPI: DSDT DAFA31C0, 4D4C (r1 GBT GBTUACPI 1000 MSFT 4000000)
(XEN) ACPI: FACS DAF80000, 0040
(XEN) ACPI: MSDM DAFA8080, 0055 (r3 GBT GBTUACPI 42302E31 GBTU 1010101)
(XEN) ACPI: HPET DAFA8140, 0038 (r1 GBT GBTUACPI 42302E31 GBTU 98)
(XEN) ACPI: MCFG DAFA81C0, 003C (r1 GBT GBTUACPI 42302E31 GBTU 1010101)
(XEN) ACPI: ASPT DAFA8300, 0034 (r7 GBT PerfTune 312E3042 UTBG 1010101)
(XEN) ACPI: SSPT DAFA8340, 2380 (r1 GBT SsptHead 312E3042 UTBG 1010101)
(XEN) ACPI: EUDS DAFAA6C0, 00C0 (r1 GBT 0 0)
(XEN) ACPI: MATS DAFAA780, 0034 (r1 GBT 0 0)
(XEN) ACPI: TAMG DAFAA7E0, 0CFA (r1 GBT GBT B0 5455312E BG 53450101)
(XEN) ACPI: APIC DAFA7F80, 00BC (r1 GBT GBTUACPI 42302E31 GBTU 1010101)
(XEN) ACPI: SSDT DAFAB500, 269C (r1 INTEL PPM RCM 80000001 INTL 20061109)
(XEN) ACPI: MATS DAFADBC0, AAE6 (r1 MATS RCM 80000001 INTL 20061109)
(XEN) System RAM: 32685MB (33469556kB)
(XEN) No NUMA configuration found
(XEN) Faking a node at 0000000000000000-000000081fe00000
(XEN) Domain heap initialised
(XEN) Allocated console ring of 64 KiB.
(XEN) found SMP MP-table at 000f5d30
(XEN) DMI 2.4 present.
(XEN) PCI: MCFG configuration 0: base f4000000 segment 0000 buses 00 - 3f
(XEN) PCI: MCFG area at f4000000 reserved in E820
(XEN) PCI: Using MCFG for segment 0000 bus 00-3f
(XEN) Using APIC driver default
(XEN) ACPI: PM-Timer IO Port: 0x408 (24 bits)
(XEN) ACPI: SLEEP INFO: pm1x_cnt[1:404,1:0], pm1x_evt[1:400,1:0]
(XEN) ACPI: wakeup_vec[daf8000c], vec_size[20]
(XEN) ACPI: Local APIC address 0xfee00000
(XEN) ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
(XEN) IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23
(XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
(XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
(XEN) ACPI: IRQ0 used by override.
(XEN) ACPI: IRQ2 used by override.
(XEN) ACPI: IRQ9 used by override.
(XEN) ACPI: HPET id: 0x8086a201 base: 0xfed00000
(XEN) Using ACPI (MADT) for SMP configuration information
(XEN) SMP: Allowing 8 CPUs (0 hotplug CPUs)
(XEN) IRQ limits: 24 GSI, 1640 MSI/MSI-X
(XEN) Switched to APIC driver x2apic_mixed
(XEN) CPU0: 1600 ... 3400 MHz
(XEN) xstate: size: 0x340 and states: 0x7
(XEN) CPU0: Intel machine check reporting enabled
(XEN) Speculative mitigation facilities:
(XEN) Hardware hints:
(XEN) Hardware features: IBPB IBRS STIBP SSBD L1D_FLUSH MD_CLEAR
(XEN) Compiled-in support: INDIRECT_THUNK RETURN_THUNK SHADOW_PAGING HARDEN_ARRAY HARDEN_BRANCH HARDEN_GUEST_ACCESS HARDEN_LOCK
(XEN) Xen settings: BTI-Thunk: RETPOLINE, SPEC_CTRL: IBRS- STIBP- SSBD-, Other: IBPB-ctxt L1D_FLUSH VERW BRANCH_HARDEN
(XEN) L1TF: believed vulnerable, maxphysaddr L1D 46, CPUID 36, Safe address 1000000000
(XEN) Support for HVM VMs: MSR_SPEC_CTRL MSR_VIRT_SPEC_CTRL RSB EAGER_FPU
(XEN) Support for PV VMs: MSR_SPEC_CTRL EAGER_FPU VERW
(XEN) XPTI (64-bit PV only): Dom0 disabled, DomU disabled (without PCID)
(XEN) PV L1TF shadowing: Dom0 disabled, DomU enabled
(XEN) Using scheduler: SMP Credit Scheduler rev2 (credit2)
(XEN) Initializing Credit2 scheduler
(XEN) load_precision_shift: 18
(XEN) load_window_shift: 30
(XEN) underload_balance_tolerance: 0
(XEN) overload_balance_tolerance: -3
(XEN) runqueues arrangement: socket
(XEN) cap enforcement granularity: 10ms
(XEN) load tracking window length 1073741824 ns
(XEN) Using IDT event delivery
(XEN) Platform timer is 14.318MHz HPET
(XEN) Detected 3392.292 MHz processor.
(XEN) Freed 1024kB unused BSS memory
(XEN) alt table ffff82d04048bff8 -> ffff82d0404a1420
(XEN) I/O virtualisation disabled
(XEN) nr_sockets: 1
(XEN) Enabled directed EOI with ioapic_ack_old on!
(XEN) Enabling APIC mode. Using 1 I/O APICs
(XEN) ENABLING IO-APIC IRQs
(XEN) -> Using old ACK method
(XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
(XEN) TSC deadline timer enabled
(XEN) Wallclock source: CMOS RTC
(XEN) mwait-idle: MWAIT substates: 0x1120
(XEN) mwait-idle: v0.4.1 model 0x3a
(XEN) mwait-idle: lapic_timer_reliable_states 0xffffffff
(XEN) VMX: Supported advanced features:
(XEN) - APIC MMIO access virtualisation
(XEN) - APIC TPR shadow
(XEN) - Extended Page Tables (EPT)
(XEN) - Virtual-Processor Identifiers (VPID)
(XEN) - Virtual NMI
(XEN) - MSR direct-access bitmap
(XEN) - Unrestricted Guest
(XEN) HVM: ASIDs enabled
(XEN) VMX: Disabling executable EPT superpages due to CVE-2018-12207
(XEN) HVM: VMX enabled
(XEN) HVM: Hardware Assisted Paging (HAP) detected
(XEN) HVM: HAP page sizes: 4kB, 2MB
(XEN) microcode: CPU2 updated from revision 0xc to 0x21, date = 2019-02-13
(XEN) microcode: CPU4 updated from revision 0xc to 0x21, date = 2019-02-13
(XEN) microcode: CPU6 updated from revision 0xc to 0x21, date = 2019-02-13
(XEN) Brought up 8 CPUs
(XEN) Scheduling granularity: cpu, 1 CPU per sched-resource
(XEN) Initializing Credit2 scheduler
(XEN) load_precision_shift: 18
>brctl show
bridge name bridge id STP enabled interfaces
br0 8000.ea1def688304 no eth0
vif1.0
vif2.0
vif3.0
vif4.0
vif5.0
vif6.0
vif7.0
>qemu-system-i386 -version
QEMU emulator version 8.2.9
Copyright (c) 2003-2023 Fabrice Bellard and the QEMU Project developers
>gcc -v
# gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-linux-gnu/15/lto-wrapper
OFFLOAD_TARGET_NAMES=nvptx-none:amdgcn-amdhsa
OFFLOAD_TARGET_DEFAULT=1
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu 15.2.0-9ubuntu1' --with-bugurl=file:///usr/share/doc/gcc-15/README.Bugs --enable-languages=c,ada,c++,go,d,fortran,objc,obj-c++,m2,rust,cobol,algol68 --prefix=/usr --with-gcc-major-version-only --program-suffix=-15 --program-prefix=x86_64-linux-gnu- --enable-shared --enable-linker-build-id --libexecdir=/usr/libexec --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --enable-bootstrap --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=new --enable-libstdcxx-backtrace --enable-gnu-unique-object --disable-vtable-verify --enable-plugin --enable-default-pie --with-system-zlib --enable-libphobos-checking=release --with-target-system-zlib=auto --enable-objc-gc=auto --enable-multiarch --disable-werror --enable-cet --with-arch-32=i686 --with-abi=m64 --with-multilib-list=m32,m64,mx32 --enable-multilib --with-tune=generic --enable-offload-targets=nvptx-none=/build/gcc-15-B1lSOY/gcc-15-15.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-15-B1lSOY/gcc-15-15.2.0/debian/tmp-gcn/usr --enable-offload-defaulted --without-cuda-driver --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-build-config=bootstrap-lto-lean --enable-link-serialization=2
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 15.2.0 (Ubuntu 15.2.0-9ubuntu1)
>vgchange -ay z68vm
48 logical volume(s) in volume group "z68vm" now active
>systemctl status dnsmasq
>systemctl status xendomains
● xendomains.service - Xendomains - start and stop guests on boot and shutdown
Loaded: loaded (/usr/lib/systemd/system/xendomains.service; enabled; preset: enabled)
Active: active (exited) since Sat 2026-01-24 11:42:13 PST; 2min 19s ago
Invocation: 0317caa713174633baaea5bad70fa192
Process: 668 ExecStartPre=/bin/grep -q control_d /proc/xen/capabilities (code=exited, status=0/SUCCESS)
Process: 672 ExecStart=/usr/lib/xen-4.21/bin/xendomains start (code=exited, status=0/SUCCESS)
Main PID: 672 (code=exited, status=0/SUCCESS)
Tasks: 22 (limit: 1625)
Memory: 27.6M (peak: 31.1M)
CPU: 6.819s
CGroup: /system.slice/xendomains.service
├─1026 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/a_al9pv
├─1271 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/d_kit10v2
├─1819 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/f_booky
├─2156 /usr/bin/qemu-system-i386 -xen-domid 4 -no-shutdown -chardev socket,id=libxl-cmd,path=/var/run/xen/qmp-libxl-4,server=on,wait=off -mon chardev=libxl-cmd,mode=control -chardev socket,id=libxenstat-cmd,path=/var/run/xen/qmp-libxenstat-4,server=on,wait=off -mon chardev=libxenstat-cmd,mode=control -nodefaults -no-user-config -xen-attach -name al10v2 -vnc 127.0.0.1:0,to=99 -display none -k en-us -machine xenpv -m 6144
├─2214 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/g_al10v2
├─2488 /usr/bin/qemu-system-i386 -xen-domid 5 -no-shutdown -chardev socket,id=libxl-cmd,path=/var/run/xen/qmp-libxl-5,server=on,wait=off -mon chardev=libxl-cmd,mode=control -chardev socket,id=libxenstat-cmd,path=/var/run/xen/qmp-libxenstat-5,server=on,wait=off -mon chardev=libxenstat-cmd,mode=control -nodefaults -no-user-config -xen-attach -name ub2604 -vnc 0.0.0.0:0,to=99 -display none -k en-us -machine xenpv -m 2800
└─2546 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/i_ub2604
Jan 24 11:42:03 ub26xen root[795]: /etc/xen/scripts/block: add XENBUS_PATH=backend/vbd/1/51712
Jan 24 11:42:05 ub26xen root[1102]: /etc/xen/scripts/block: add XENBUS_PATH=backend/vbd/2/51728
Jan 24 11:42:06 ub26xen root[1402]: /etc/xen/scripts/block: add XENBUS_PATH=backend/vbd/3/51776
Jan 24 11:42:09 ub26xen root[1918]: /etc/xen/scripts/block: add XENBUS_PATH=backend/vbd/4/51728
Jan 24 11:42:09 ub26xen root[1917]: /etc/xen/scripts/block: add XENBUS_PATH=backend/vbd/4/51712
Jan 24 11:42:12 ub26xen root[2418]: /etc/xen/scripts/block: Writing backend/vbd/5/51728/hotplug-status connected to xenstore.
Jan 24 11:42:12 ub26xen root[2476]: /etc/xen/scripts/block: Writing backend/vbd/5/51712/physical-device fc:2f to xenstore.
Jan 24 11:42:12 ub26xen root[2529]: /etc/xen/scripts/vif-bridge: adding vif5.0 to bridge br0
Jan 24 11:42:13 ub26xen xendomains[672]: Starting auto Xen domains: a_al9pv d_kit10v2 f_booky g_al10v2 i_ub2604 * [done]
Jan 24 11:42:13 ub26xen systemd[1]: Finished xendomains.service - Xendomains - start and stop guests on boot and shutdown.
>xl info
host : ub26xen
release : 6.18.0-9-generic
version : #9-Ubuntu SMP PREEMPT_DYNAMIC Mon Jan 12 16:49:02 UTC 2026
machine : x86_64
nr_cpus : 8
max_cpu_id : 7
nr_nodes : 1
cores_per_socket : 4
threads_per_core : 2
cpu_mhz : 3392.292
hw_caps : bfebfbff:77bae3ff:28100800:00000001:00000001:00000281:00000000:00000100
virt_caps : pv hvm hap shadow gnttab-v1 gnttab-v2
total_memory : 32685
free_memory : 8491
sharing_freed_memory : 0
sharing_used_memory : 0
outstanding_claims : 0
free_cpus : 0
xen_major : 4
xen_minor : 21
xen_extra : .0
xen_version : 4.21.0
xen_caps : xen-3.0-x86_64 hvm-3.0-x86_32 hvm-3.0-x86_32p hvm-3.0-x86_64
xen_scheduler : credit2
xen_pagesize : 4096
platform_params : virt_start=0xffff800000000000
xen_changeset : 16e22efbded42b56d0-x86/amd: Fix race editing DE_CFG-Wed 3 Dec 2025 02:41
xen_commandline : placeholder dom0_mem=1536M,max:1584M guest_loglvl=all loglvl=all console=vga vga=gfx-1280x1024x16 conring_size=48k sched=credit2 cpufreq=none com1=115200,8n1 console=com1 ucode=scan xpti=false dom0_max_vcpus=4
cc_compiler : gcc (Ubuntu 15.2.0-11ubuntu1) 15.2.0
cc_compile_by : pbuser
cc_compile_domain : dynavirt.com
cc_compile_date : Mon Jan 5 00:29:51 UTC 2026
build_id : e1e5f9bee82f50eb32e229bbc89eff805bc3cfd7
xend_config_format : 4
>xl list
Name ID Mem VCPUs State Time(s)
Domain-0 0 1536 4 r----- 31.9
al9pv 1 4096 4 -b---- 9.9
kit10v2 2 2096 4 -b---- 11.5
bookyz 3 4096 6 -b---- 10.1
al10v2 4 6144 6 -b---- 12.8
ub2604 5 2800 4 -b---- 9.5
trix13 6 2048 2 -b---- 7.0
ub2404 7 1048 4 -b---- 7.9
>iptables -S -t nat
-P PREROUTING ACCEPT
-P INPUT ACCEPT
-P OUTPUT ACCEPT
-P POSTROUTING ACCEPT
>systemctl list-unit-files | grep "enabled enabled" | sort
blk-availability.service enabled enabled
chrony.service enabled enabled
console-setup.service enabled enabled
cron.service enabled enabled
dm-event.socket enabled enabled
dmesg.service enabled enabled
dpkg-db-backup.timer enabled enabled
e2scrub_all.timer enabled enabled
e2scrub_reap.service enabled enabled
getty@.service enabled enabled
grub-initrd-fallback.service enabled enabled
grub2-common.service enabled enabled
keyboard-setup.service enabled enabled
logrotate.timer enabled enabled
lvm2-lvmpolld.socket enabled enabled
lvm2-monitor.service enabled enabled
motd-news.timer enabled enabled
plocate-updatedb.timer enabled enabled
polkit-agent-helper.socket enabled enabled
remote-fs.target enabled enabled
rsyslog.service enabled enabled
setvtrgb.service enabled enabled
ssh.socket enabled enabled
sshd-keygen.service enabled enabled
systemd-network-generator.service enabled enabled
systemd-networkd-wait-online.service enabled enabled
systemd-networkd.service enabled enabled
systemd-networkd.socket enabled enabled
systemd-pstore.service enabled enabled
systemd-resolved-monitor.socket enabled enabled
systemd-resolved-varlink.socket enabled enabled
systemd-resolved.service enabled enabled
systemd-userdbd.socket enabled enabled
thermald.service enabled enabled
ua-reboot-cmds.service enabled enabled
ua-timer.timer enabled enabled
ubuntu-advantage.service enabled enabled
xen-init-dom0.service enabled enabled
xen-qemu-dom0-disk-backend.service enabled enabled
xen-watchdog.service enabled enabled
xenconsoled.service enabled enabled
xendomains.service enabled enabled
xenstored.service enabled enabled
>ps aux | grep xen
root 45 0.0 0.0 0 0 ? S 11:41 0:00 [xenbus]
root 46 0.0 0.0 0 0 ? S 11:41 0:00 [xenwatch]
root 59 0.0 0.0 0 0 ? S 11:41 0:00 [xen-balloon]
root 642 0.3 0.2 4632 3712 ? S 11:42 0:00 /sbin/xenstored --pid-file /var/run/xen/xenstored.pid
root 656 0.1 0.4 72512 6268 ? Ssl 11:42 0:00 /usr/sbin/xenconsoled -i --log=none --log-dir=/var/log/xen/console
root 892 0.0 1.3 216488 18956 ? Sl 11:42 0:00 /usr/bin/qemu-system-i386 -xen-domid 0 -xen-attach -name dom0 -nographic -M xenpv -daemonize -monitor /dev/null -serial /dev/null -parallel /dev/null -nodefaults -no-user-config -pidfile /var/run/xen/qemu-dom0.pid
root 1026 0.0 0.2 72660 2892 ? Ssl 11:42 0:00 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/a_al9pv
root 1271 0.0 0.1 72660 2832 ? Ssl 11:42 0:00 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/d_kit10v2
root 1819 0.0 0.1 72660 2784 ? Ssl 11:42 0:00 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/f_booky
root 2156 0.1 2.3 333976 33708 ? Ssl 11:42 0:00 /usr/bin/qemu-system-i386 -xen-domid 4 -no-shutdown -chardev socket,id=libxl-cmd,path=/var/run/xen/qmp-libxl-4,server=on,wait=off -mon chardev=libxl-cmd,mode=control -chardev socket,id=libxenstat-cmd,path=/var/run/xen/qmp-libxenstat-4,server=on,wait=off -mon chardev=libxenstat-cmd,mode=control -nodefaults -no-user-config -xen-attach -name al10v2 -vnc 127.0.0.1:0,to=99 -display none -k en-us -machine xenpv -m 6144
root 2214 0.0 0.2 73056 3188 ? Ssl 11:42 0:00 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/g_al10v2
root 2488 0.0 2.3 317592 33636 ? Ssl 11:42 0:00 /usr/bin/qemu-system-i386 -xen-domid 5 -no-shutdown -chardev socket,id=libxl-cmd,path=/var/run/xen/qmp-libxl-5,server=on,wait=off -mon chardev=libxl-cmd,mode=control -chardev socket,id=libxenstat-cmd,path=/var/run/xen/qmp-libxenstat-5,server=on,wait=off -mon chardev=libxenstat-cmd,mode=control -nodefaults -no-user-config -xen-attach -name ub2604 -vnc 0.0.0.0:0,to=99 -display none -k en-us -machine xenpv -m 2800
root 2546 0.0 0.2 73056 3200 ? Ssl 11:42 0:00 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/i_ub2604
root 2561 0.0 0.1 3128 1580 ? Ss 11:42 0:00 /usr/sbin/xenwatchdogd 30 15
root 2944 0.3 2.3 333976 33600 ? Ssl 11:44 0:00 /usr/bin/qemu-system-i386 -xen-domid 6 -no-shutdown -chardev socket,id=libxl-cmd,path=/var/run/xen/qmp-libxl-6,server=on,wait=off -mon chardev=libxl-cmd,mode=control -chardev socket,id=libxenstat-cmd,path=/var/run/xen/qmp-libxenstat-6,server=on,wait=off -mon chardev=libxenstat-cmd,mode=control -nodefaults -no-user-config -xen-attach -name trix13 -vnc 127.0.0.1:0,to=99 -display none -k en-us -machine xenpv -m 2048
root 3008 0.0 0.2 73056 3364 ? Ssl 11:44 0:00 /usr/lib/xen-4.21/bin/xl create /etc/xen/vm/trix13.cfg
root 3289 0.0 0.1 72660 2776 ? Ssl 11:44 0:00 /usr/lib/xen-4.21/bin/xl create /etc/xen/vm/ub2404.cfg
root 3316 0.0 0.4 9264 5700 pts/5 S+ 11:44 0:00 sudo ./dump_xen_trace.multi.4l tlviewer
root 3318 0.0 0.1 9264 2204 pts/6 Ss 11:44 0:00 sudo ./dump_xen_trace.multi.4l tlviewer
root 3319 0.0 0.1 2888 2056 pts/6 S+ 11:44 0:00 /bin/sh /home/tlviewer/dump_xen_trace.multi.4l tlviewer
root 3385 0.0 0.1 6716 2548 pts/6 S+ 11:44 0:00 grep xen
>networkctl
IDX LINK TYPE OPERATIONAL SETUP
1 lo loopback carrier unmanaged
2 eth0 ether enslaved configured
3 br0 bridge routable configured
4 vif1.0 ether enslaved unmanaged
5 vif2.0 ether enslaved unmanaged
6 vif3.0 ether enslaved unmanaged
7 vif4.0 ether enslaved unmanaged
8 vif5.0 ether enslaved unmanaged
9 vif6.0 ether enslaved unmanaged
10 vif7.0 ether enslaved unmanaged
10 links listed.
>lsmod
Module Size Used by
br_netfilter 32768 0
xt_physdev 12288 14
nft_compat 20480 14
x_tables 65536 2 nft_compat,xt_physdev
nf_tables 397312 29 nft_compat
binfmt_misc 24576 1
i915 4915200 0
intel_rapl_msr 20480 0
mei_pxp 16384 0
mei_hdcp 28672 0
gpio_ich 16384 0
drm_buddy 28672 1 i915
intel_rapl_common 57344 1 intel_rapl_msr
ttm 135168 1 i915
drm_display_helper 294912 1 i915
cec 106496 2 drm_display_helper,i915
rc_core 73728 1 cec
i2c_algo_bit 16384 1 i915
polyval_clmulni 12288 0
ghash_clmulni_intel 12288 0
aesni_intel 94208 0
mxm_wmi 12288 0
video 77824 1 i915
i2c_i801 36864 0
i2c_smbus 20480 1 i2c_i801
i2c_mux 16384 1 i2c_i801
mei_me 53248 2
lpc_ich 32768 0
mei 176128 5 mei_hdcp,mei_pxp,mei_me
input_leds 12288 0
mac_hid 12288 0
bridge 434176 1 br_netfilter
stp 12288 1 bridge
llc 16384 2 bridge,stp
sch_fq_codel 24576 30
xen_netback 90112 14
xen_blkback 61440 38
xen_pciback 94208 0
xenfs 16384 1
xen_privcmd 40960 140 xenfs
xen_gntdev 45056 2
xen_gntalloc 20480 0
xen_evtchn 20480 14
efi_pstore 12288 0
nfnetlink 20480 4 nft_compat,nf_tables
vsock_loopback 12288 0
vmw_vsock_virtio_transport_common 57344 1 vsock_loopback
vmw_vsock_vmci_transport 53248 0
vsock 65536 3 vmw_vsock_virtio_transport_common,vsock_loopback,vmw_vsock_vmci_transport
vmw_vmci 106496 1 vmw_vsock_vmci_transport
dmi_sysfs 24576 0
autofs4 57344 2
hid_generic 12288 0
usbhid 77824 0
hid 278528 2 usbhid,hid_generic
serio_raw 20480 0
r8169 143360 0
ahci 49152 51
libahci 57344 1 ahci
realtek 53248 1
firewire_ohci 65536 0
firewire_core 233472 1 firewire_ohci
wmi 28672 2 video,mxm_wmi
crc_itu_t 12288 1 firewire_core
>tree /etc/systemd/network
/etc/systemd/network
├── 10-eth0-uplink.network
├── br0.netdev
└── br0.network
1 directory, 3 files
>grep -o -P 'menuentry_id_option.*{$' /boot/grub/grub.cfg | sed -e 's| {||'
menuentry 'Ubuntu GNU/Linux, with Xen 4.21-amd64 and Linux 6.18.0-9-generic
menuentry 'Ubuntu GNU/Linux, with Xen 4.21-amd64 and Linux 6.17.0-8-generic
menuentry 'Ubuntu GNU/Linux, with Xen 4.21-amd64-xsm and Linux 6.18.0-9-generic
menuentry 'Ubuntu GNU/Linux, with Xen 4.21-amd64-xsm and Linux 6.17.0-8-generic
menuentry 'Ubuntu, with Linux 6.18.0-9-generic
menuentry 'Ubuntu, with Linux 6.17.0-8-generic
menuentry 'UEFI Firmware Settings
>grep -P '^GRUB_DEFAULT' /etc/default/grub
GRUB_DEFAULT=0
GRUB_DEFAULT="3"
>systemd-analyze time
Startup finished in 9.369s (kernel) + 23.787s (userspace) = 33.157s
multi-user.target reached after 23.787s in userspace.
>systemd-analyze blame
11.477s xendomains.service
2.914s dev-sda14.device
2.186s ssh.service
2.102s e2scrub_reap.service
1.320s user@1000.service
860ms chrony.service
791ms lvm2-monitor.service
720ms systemd-udev-trigger.service
610ms dbus.service
590ms systemd-resolved.service
569ms keyboard-setup.service
563ms rsyslog.service
536ms xenstored.service
484ms systemd-tmpfiles-setup-dev-early.service
460ms systemd-journald.service
401ms xen-watchdog.service
386ms grub-initrd-fallback.service
385ms mnt-zdum.mount
371ms dev-disk-by\x2duuid-4ab040ac\x2d8f44\x2d4090\x2dac57\x2d242339b4a6f5.swap
357ms rc-local.service
348ms polkit.service
326ms systemd-udevd.service
311ms systemd-random-seed.service
304ms systemd-modules-load.service
292ms systemd-journal-flush.service
286ms xen-init-dom0.service
265ms systemd-networkd.service
263ms grub2-common.service
250ms systemd-udev-load-credentials.service
235ms systemd-logind.service
234ms systemd-sysctl.service
221ms serial-getty@ttyS0.service
203ms systemd-tmpfiles-setup-dev.service
187ms proc-xen.mount
153ms data1.mount
138ms modprobe@efi_pstore.service
129ms systemd-networkd-persistent-storage.service
102ms systemd-tmpfiles-setup.service
102ms blk-availability.service
97ms systemd-remount-fs.service
95ms dev-mqueue.mount
93ms sys-kernel-debug.mount
85ms sys-kernel-tracing.mount
79ms systemd-hostnamed.service
77ms kmod-static-nodes.service
69ms sys-kernel-config.mount
66ms systemd-userdbd.service
65ms sys-fs-fuse-connections.mount
62ms systemd-binfmt.service
49ms systemd-network-generator.service
45ms console-setup.service
39ms systemd-user-sessions.service
38ms xenconsoled.service
36ms proc-sys-fs-binfmt_misc.mount
34ms user-runtime-dir@1000.service
32ms xen-qemu-dom0-disk-backend.service
31ms setvtrgb.service
29ms tmp.mount
21ms polkit-agent-helper.socket
19ms systemd-userdb-load-credentials.service
17ms systemd-sysext.socket
16ms ssh.socket
1ms systemd-mute-console.socket
1ms sshd-unix-local.socket
1ms systemd-ask-password.socket
1ms systemd-factory-reset.socket
878us systemd-creds.socket
132us systemd-journald.socket
86us dbus.socket
85us syslog.socket
72us systemd-journald-dev-log.socket
71us lvm2-lvmpolld.socket
68us systemd-networkd-resolve-hook.socket
67us dm-event.socket
66us systemd-networkd-varlink.socket
66us systemd-resolved-monitor.socket
62us systemd-userdbd.socket
55us systemd-udevd-control.socket
51us systemd-udevd-varlink.socket
49us systemd-hostnamed.socket
43us systemd-logind-varlink.socket
41us systemd-resolved-varlink.socket
29us systemd-udevd-kernel.socket
28us systemd-networkd.socket
20us systemd-rfkill.socket
>grep XEN_ /boot/config-6.18.0-9-generic | sort
# CONFIG_XEN_DEBUG_FS is not set
# CONFIG_XEN_PVCALLS_BACKEND is not set
# CONFIG_XEN_VIRTIO_FORCE_GRANT is not set
CONFIG_DRM_XEN_FRONTEND=m
CONFIG_HVC_XEN_FRONTEND=y
CONFIG_INPUT_XEN_KBDDEV_FRONTEND=m
CONFIG_NETXEN_NIC=m
CONFIG_SND_XEN_FRONTEND=m
CONFIG_USB_XEN_HCD=m
CONFIG_XEN_512GB=y
CONFIG_XEN_ACPI=y
CONFIG_XEN_ACPI_PROCESSOR=y
CONFIG_XEN_AUTO_XLATE=y
CONFIG_XEN_BACKEND=y
CONFIG_XEN_BALLOON=y
CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y
CONFIG_XEN_BLKDEV_BACKEND=m
CONFIG_XEN_BLKDEV_FRONTEND=y
CONFIG_XEN_COMPAT_XENFS=y
CONFIG_XEN_DEV_EVTCHN=m
CONFIG_XEN_DOM0=y
CONFIG_XEN_EFI=y
CONFIG_XEN_FBDEV_FRONTEND=m
CONFIG_XEN_FRONT_PGDIR_SHBUF=m
CONFIG_XEN_GNTDEV=m
CONFIG_XEN_GNTDEV_DMABUF=y
CONFIG_XEN_GRANT_DEV_ALLOC=m
CONFIG_XEN_GRANT_DMA_ALLOC=y
CONFIG_XEN_GRANT_DMA_OPS=y
CONFIG_XEN_HAVE_PVMMU=y
CONFIG_XEN_HAVE_VPMU=y
CONFIG_XEN_MCE_LOG=y
CONFIG_XEN_MEMORY_HOTPLUG_LIMIT=512
CONFIG_XEN_NETDEV_BACKEND=m
CONFIG_XEN_NETDEV_FRONTEND=y
CONFIG_XEN_PCIDEV_BACKEND=m
CONFIG_XEN_PCIDEV_FRONTEND=m
CONFIG_XEN_PCI_STUB=y
CONFIG_XEN_PRIVCMD=m
CONFIG_XEN_PRIVCMD_EVENTFD=y
CONFIG_XEN_PV=y
CONFIG_XEN_PVCALLS_FRONTEND=m
CONFIG_XEN_PVH=y
CONFIG_XEN_PVHVM=y
CONFIG_XEN_PVHVM_GUEST=y
CONFIG_XEN_PVHVM_SMP=y
CONFIG_XEN_PV_DOM0=y
CONFIG_XEN_PV_MSR_SAFE=y
CONFIG_XEN_PV_SMP=y
CONFIG_XEN_SCRUB_PAGES_DEFAULT=y
CONFIG_XEN_SCSI_BACKEND=m
CONFIG_XEN_SCSI_FRONTEND=m
CONFIG_XEN_SYMS=y
CONFIG_XEN_SYS_HYPERVISOR=y
CONFIG_XEN_UNPOPULATED_ALLOC=y
CONFIG_XEN_VIRTIO=y
CONFIG_XEN_WDT=m
CONFIG_XEN_XENBUS_FRONTEND=y
>tree /usr/lib/efi
/usr/lib/efi
├── xen-4.21-amd64.efi
└── xen-4.21-amd64-xsm.efi
1 directory, 2 files
>tree /boot
/boot
├── config-6.17.0-8-generic
├── config-6.18.0-9-generic
├── efi
├── flask
│ └── xenpolicy-4.21-amd64-xsm
├── grub
│ ├── gfxblacklist.txt
│ ├── grub.cfg
│ ├── grubenv
│ └── unicode.pf2
├── initrd.img -> initrd.img-6.18.0-9-generic
├── initrd.img-6.17.0-8-generic
├── initrd.img-6.18.0-9-generic
├── initrd.img.old -> initrd.img-6.17.0-8-generic
├── kcfg
│ ├── xen-4.21.config
│ └── xen-4.21-xsm.config
├── System.map-6.17.0-8-generic
├── System.map-6.18.0-9-generic
├── vmlinuz -> vmlinuz-6.18.0-9-generic
├── vmlinuz-6.17.0-8-generic
├── vmlinuz-6.18.0-9-generic
├── vmlinuz.old -> vmlinuz-6.17.0-8-generic
├── xen-4.21-amd64.gz
└── xen-4.21-amd64-xsm.gz
5 directories, 21 files
>netstat -an | grep ^tcp
tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:6010 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:5900 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:5902 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:5901 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.54:53 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:5355 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN
tcp 0 0 192.168.1.11:22 192.168.1.107:58210 ESTABLISHED
tcp6 0 0 ::1:6010 :::* LISTEN
tcp6 0 0 :::5355 :::* LISTEN
tcp6 0 0 :::22 :::* LISTEN