>dpkg -l | grep -P '^ii|^hi' | grep -P 'qemu|xen'
ii libxenfsutl4.19:amd64 4.19.2-1+ub22u04.2 amd64 xen-utils-4.19 companion libs
ii libxenmisc4.19:amd64 4.19.2-1+ub22u04.2 amd64 Public libs for Xen
ii libxenstore4.0:amd64 4.19.2-1+ub22u04.2 amd64 Xenstore communications library for Xen
ii libxentoolcore1:amd64 4.19.2-1+ub22u04.2 amd64 helper for qemu & libxenstore
ii qemuu 9.1.0+j2-1+ub22u04.2 amd64 qemu-system-i386 (8.0.4/xen-4.19) with 9pfs support
ii xen-hypervisor-4.19-amd64 4.19.2-1+ub22u04.2 amd64 Xen Hypervisor on AMD64
ii xen-system-amd64 4.19.2-1+ub22u04.2 amd64 Xen System on AMD64 (meta-package)
ii xen-utils-4.19 4.19.2-1+ub22u04.2 amd64 XEN administrative tools
ii xen-utils-common 4.19.2-1+ub22u04.2 all Xen administrative tools - common files
ii xenstore-utils 4.19.2-1+ub22u04.2 amd64 Xenstore command line utilities for Xen
>dpkg-deb -I xen-utils-common_4.19.2-1+ub22u04.2_all.deb
new Debian package, version 2.0.
size 272072 bytes: control archive=4263 bytes.
1128 bytes, 39 lines conffiles
522 bytes, 15 lines control
6161 bytes, 76 lines md5sums
7431 bytes, 161 lines * postinst #!/bin/sh
1810 bytes, 56 lines * postrm #!/bin/sh
298 bytes, 23 lines * preinst #!/bin/sh
428 bytes, 7 lines * prerm #!/bin/sh
Package: xen-utils-common
Source: xen
Version: 4.19.2-1+ub22u04.2
Architecture: all
Maintainer: Debian Xen Team
Installed-Size: 513
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_9.1.0+j2-1+ub22u04.2_amd64.deb
new Debian package, version 2.0.
size 26714920 bytes: control archive=13800 bytes.
1619 bytes, 12 lines control
42053 bytes, 496 lines md5sums
Package: qemuu
Source: xen (4.19.2-1+ub22u04.2)
Version: 9.1.0+j2-1+ub22u04.2
Architecture: amd64
Maintainer: Debian Xen Team
Installed-Size: 355036
Depends: libaio1 (>= 0.3.93), libasound2 (>= 1.0.16), libbrlapi0.8 (>= 6.4), libbz2-1.0, libc6 (>= 2.34), libcacard0 (>= 2.2), libcap-ng0 (>= 0.7.9), libcapstone4 (>= 4), libcurl3-gnutls (>= 7.16.3), libepoxy0 (>= 1.3), libfdt1 (>= 1.6.1), libfuse3-3 (>= 3.2.3), libgbm1 (>= 12.0.0~0), libgfapi0 (>= 10.1), libglib2.0-0 (>= 2.67.3), libgnutls30 (>= 3.7.2), libibverbs1 (>= 1.1.6), libiscsi7 (>= 1.18.0), libjpeg8 (>= 8c), libkeyutils1 (>= 1.6), liblzo2-2 (>= 2.02), libncursesw6 (>= 6), libnfs13 (>= 1.11.0), libnuma1 (>= 2.0.11), libpam0g (>= 0.99.7.1), libpixman-1-0 (>= 0.25.2), libpng16-16 (>= 1.6.2-1), libpulse0 (>= 0.99.1), librados2 (>= 0.72.2), librbd1 (>= 16.0.0), librdmacm1 (>= 1.0.15), libsasl2-2 (>= 2.1.27+dfsg2), libsdl2-2.0-0 (>= 2.0.12), libsdl2-image-2.0-0 (>= 2.0.5), libseccomp2 (>= 2.1.0), libselinux1 (>= 3.1~), libslirp0 (>= 4.5.0), libsndio7.0 (>= 1.8.1), libspice-server1 (>= 0.14.2), libssh-4 (>= 0.8.4), libtinfo6 (>= 6), libudev1 (>= 183), liburing2 (>= 2.0), libusb-1.0-0 (>= 2:1.0.23~), libusbredirparser1 (>= 0.8.0), libvdeplug2 (>= 4.0.1), libvirglrenderer1 (>= 0.8.0), libxenmisc4.19 (>= 4.19.2), libxenstore4.0 (>= 4.16.0), libxentoolcore1 (>= 4.19.2), libxkbcommon0 (>= 0.5.0), libzstd1 (>= 1.4.0), zlib1g (>= 1:1.2.0)
Provides: qemu-system-i386
Section: admin
Priority: optional
Description: qemu-system-i386 (8.0.4/xen-4.19) with 9pfs support
Warning: This is a custom testing build of Xen.
>cat /etc/os-release
PRETTY_NAME="Ubuntu 22.04.5 LTS"
NAME="Ubuntu"
VERSION_ID="22.04"
VERSION="22.04.5 LTS (Jammy Jellyfish)"
VERSION_CODENAME=jammy
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=jammy
>cat /etc/debian_version
bookworm/sid
>xl dmesg | head -n135
__ __ _ _ _ ___ ____
\ \/ /___ _ __ | || | / |/ _ \ |___ \
\ // _ \ '_ \ | || |_ | | (_) | __) |
/ \ __/ | | | |__ _|| |\__, | / __/
/_/\_\___|_| |_| |_|(_)_| /_(_)_____|
(XEN) Xen version 4.19.2 (pbuser@dynavirt.com) (gcc (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0) debug=n Wed Apr 30 17:51:40 PDT 2025
(XEN) Latest ChangeSet: cd0fa8381d3389f2-xen: remove -N from the linker command line-Tue, 29 Apr 2025 02:58
(XEN) build-id: 84dc6297667c0396f51c67125ee0190ed77a9c69
(XEN) Bootloader: GNU GRUB 0.97
(XEN) Command line: dom0_mem=1024M,max:1088M dom0_max_vcpus=4 guest_loglvl=all loglvl=all sched=credit2 console=vga vga=gfx-1280x1024x16 conring_size=48k xsave=0 xpti=false cpufreq=none ucode=scan
(XEN) Xen image load base address: 0
(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 3 MBR signatures
(XEN) Found 3 EDD information structures
(XEN) CPU Vendor: Intel, Family 6 (0x6), Model 23 (0x17), Stepping 7 (raw 00010677)
(XEN) Xen-e820 RAM map:
(XEN) [0000000000000000, 000000000009dbff] (usable)
(XEN) [000000000009f800, 000000000009ffff] (reserved)
(XEN) [00000000000f0000, 00000000000fffff] (reserved)
(XEN) [0000000000100000, 00000000dfedffff] (usable)
(XEN) [00000000dfee0000, 00000000dfee1fff] (ACPI NVS)
(XEN) [00000000dfee2000, 00000000dfeeffff] (ACPI data)
(XEN) [00000000dfef0000, 00000000dfefffff] (reserved)
(XEN) [00000000f4000000, 00000000f7ffffff] (reserved)
(XEN) [00000000fec00000, 00000000ffffffff] (reserved)
(XEN) [0000000100000000, 000000021fffffff] (usable)
(XEN) BSP microcode revision: 0x00000705
(XEN) microcode: CPU0 updated from revision 0x705 to 0x70a, date = 2010-09-29
(XEN) New Xen image base address: 0xdf800000
(XEN) ACPI: RSDP 000F7100, 0014 (r0 GBT )
(XEN) ACPI: RSDT DFEE2040, 003C (r1 GBT GBTUACPI 42302E31 GBTU 1010101)
(XEN) ACPI: FACP DFEE20C0, 0074 (r1 GBT GBTUACPI 42302E31 GBTU 1010101)
(XEN) ACPI: DSDT DFEE2180, 4C86 (r1 GBT GBTUACPI 1000 MSFT 100000C)
(XEN) ACPI: FACS DFEE0000, 0040
(XEN) ACPI: HPET DFEE6F80, 0038 (r1 GBT GBTUACPI 42302E31 GBTU 98)
(XEN) ACPI: MCFG DFEE7000, 003C (r1 GBT GBTUACPI 42302E31 GBTU 1010101)
(XEN) ACPI: EUDS DFEE7040, 0000 (r1 GBT 0 0)
(XEN) ACPI: TAMG DFEE7560, 6852 (r1 GBT GBT B0 5455312E BG 20101)
(XEN) ACPI: APIC DFEE6E80, 0084 (r1 GBT GBTUACPI 42302E31 GBTU 1010101)
(XEN) System RAM: 8190MB (8387060kB)
(XEN) No NUMA configuration found
(XEN) Faking a node at 0000000000000000-0000000220000000
(XEN) Domain heap initialised
(XEN) Allocated console ring of 64 KiB.
(XEN) vesafb: framebuffer at 0x00000000e0000000, mapped to 0xffff82c000203000, using 4096k, total 262144k
(XEN) vesafb: mode is 1280x1024x16, linelength=2560, font 8x16
(XEN) vesafb: Truecolor: size=0:5:6:5, shift=0:11:5:0
(XEN) found SMP MP-table at 000f5700
(XEN) DMI 2.4 present.
(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[dfee000c], 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) 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 ACPI (MADT) for SMP configuration information
(XEN) SMP: Allowing 4 CPUs (0 hotplug CPUs)
(XEN) IRQ limits: 24 GSI, 808 MSI/MSI-X
(XEN) CPU0: 2333 ... 2667 MHz
(XEN) CPU0: Intel machine check reporting enabled
(XEN) Unrecognised CPU model 0x17 - assuming vulnerable to LazyFPU
(XEN) Unrecognised CPU model 0x17 - assuming vulnerable to MDS
(XEN) Speculative mitigation facilities:
(XEN) Hardware hints:
(XEN) Hardware features:
(XEN) Compiled-in support: INDIRECT_THUNK SHADOW_PAGING HARDEN_ARRAY HARDEN_BRANCH HARDEN_GUEST_ACCESS HARDEN_LOCK
(XEN) Xen settings: BTI-Thunk: RETPOLINE, SPEC_CTRL: No, Other: BRANCH_HARDEN
(XEN) L1TF: believed vulnerable, maxphysaddr L1D 36, CPUID 36, Safe address c00000000
(XEN) Support for HVM VMs: RSB EAGER_FPU
(XEN) Support for PV VMs: RSB EAGER_FPU
(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) Platform timer is 14.318MHz HPET
(XEN) Detected 2666.366 MHz processor.
(XEN) Freed 1024kB unused BSS memory
(XEN) alt table ffff82d040462998 -> ffff82d04047377a
(XEN) I/O virtualisation disabled
(XEN) nr_sockets: 1
(XEN) Enabling APIC mode. Using 1 I/O APICs
(XEN) ENABLING IO-APIC IRQs
(XEN) -> Using new ACK method
(XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
(XEN) mwait-idle: does not run on family 6 model 23
(XEN) VMX: Supported advanced features:
(XEN) - APIC MMIO access virtualisation
(XEN) - APIC TPR shadow
(XEN) - Virtual NMI
(XEN) - MSR direct-access bitmap
(XEN) HVM: ASIDs disabled.
(XEN) HVM: VMX enabled
(XEN) HVM: Hardware Assisted Paging (HAP) not detected
(XEN) alt table ffff82d040462998 -> ffff82d04047377a
(XEN) microcode: CPU1 updated from revision 0x705 to 0x70a, date = 2010-09-29
(XEN) microcode: CPU2 updated from revision 0x705 to 0x70a, date = 2010-09-29
(XEN) microcode: CPU3 updated from revision 0x705 to 0x70a, date = 2010-09-29
(XEN) Brought up 4 CPUs
(XEN) Scheduling granularity: cpu, 1 CPU per sched-resource
(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) Adding cpu 0 to runqueue 0
(XEN) First cpu on runqueue, activating
(XEN) Adding cpu 1 to runqueue 0
(XEN) Adding cpu 2 to runqueue 0
(XEN) Adding cpu 3 to runqueue 0
(XEN) mcheck_poll: Machine check polling timer started.
>brctl show
bridge name bridge id STP enabled interfaces
br0 8000.6a7ce8269368 no eth0
vif1.0
vif2.0
vif3.0
vif4.0
vif5.0
vif6.0
>qemu-system-i386 -version
QEMU emulator version 9.1.0
Copyright (c) 2003-2024 Fabrice Bellard and the QEMU Project developers
>systemctl status lvm2-pvscan@8:39.service
● lvm2-pvscan@8:39.service - LVM event activation on device 8:39
Loaded: loaded (/lib/systemd/system/lvm2-pvscan@.service; static)
Active: active (exited) since Sat 2025-05-03 13:40:11 PDT; 7min ago
Docs: man:pvscan(8)
Process: 635 ExecStart=/sbin/lvm pvscan --cache --activate ay 8:39 (code=exited, status=0/SUCCESS)
Main PID: 635 (code=exited, status=0/SUCCESS)
CPU: 100ms
May 03 13:40:10 xen2204 systemd[1]: Starting LVM event activation on device 8:39...
May 03 13:40:11 xen2204 lvm[635]: pvscan[635] PV /dev/sdc7 online, VG maxvm is complete.
May 03 13:40:11 xen2204 lvm[635]: pvscan[635] VG maxvm skip autoactivation.
May 03 13:40:11 xen2204 systemd[1]: Finished LVM event activation on device 8:39.
>systemctl status dnsmasq
>systemctl status xendomains
● xendomains.service - Xendomains - start and stop guests on boot and shutdown
Loaded: loaded (/lib/systemd/system/xendomains.service; enabled; vendor preset: enabled)
Drop-In: /etc/systemd/system/xendomains.service.d
└─override.conf
Active: active (exited) since Sat 2025-05-03 13:40:42 PDT; 7min ago
Process: 868 ExecStartPre=/bin/grep -q control_d /proc/xen/capabilities (code=exited, status=0/SUCCESS)
Process: 871 ExecStartPre=/sbin/lvm pvscan --cache --activate ay 8:39 (code=exited, status=0/SUCCESS)
Process: 887 ExecStart=/usr/lib/xen-4.19/bin/xendomains start (code=exited, status=0/SUCCESS)
Main PID: 887 (code=exited, status=0/SUCCESS)
Tasks: 18 (limit: 1052)
Memory: 20.2M
CPU: 8.230s
CGroup: /system.slice/xendomains.service
├─1219 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/b_ub2204
├─1544 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/c_fc34min
├─1897 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/d_al8pv
├─2391 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/e_fc35min
├─2653 /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 pvbulls -vnc 127.0.0.1:0,to=99 -display none -k en-us -machine xenpv -m 684
├─2712 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/f_pvbulls
└─3505 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/g_bookyp
May 03 13:40:41 xen2204 root[3449]: /etc/xen/scripts/block: Writing backend/vbd/6/51808/hotplug-status connected to xenstore.
May 03 13:40:41 xen2204 root[3463]: /etc/xen/scripts/vif-bridge: online type_if=vif XENBUS_PATH=backend/vif/6/0
May 03 13:40:41 xen2204 root[3483]: /etc/xen/scripts/vif-bridge: br0 MTU is 1500
May 03 13:40:41 xen2204 root[3484]: /etc/xen/scripts/vif-bridge: setting vif6.0 MTU to 1500
May 03 13:40:41 xen2204 root[3486]: /etc/xen/scripts/vif-bridge: Writing /local/domain/6/device/vif/0/mtu 1500 to xenstore.
May 03 13:40:41 xen2204 root[3488]: /etc/xen/scripts/vif-bridge: adding vif6.0 to bridge br0
May 03 13:40:41 xen2204 root[3501]: /etc/xen/scripts/vif-bridge: Successful vif-bridge online for vif6.0, bridge br0.
May 03 13:40:41 xen2204 root[3502]: /etc/xen/scripts/vif-bridge: Writing backend/vif/6/0/hotplug-status connected to xenstore.
May 03 13:40:42 xen2204 xendomains[887]: b_ub2204 c_fc34min d_al8pv e_fc35min f_pvbulls g_bookyp * [done]
May 03 13:40:42 xen2204 systemd[1]: Finished Xendomains - start and stop guests on boot and shutdown.
>xl info
host : xen2204
release : 5.15.0-18-generic
version : #18-Ubuntu SMP Fri Jan 21 14:57:54 UTC 2022
machine : x86_64
nr_cpus : 4
max_cpu_id : 3
nr_nodes : 1
cores_per_socket : 4
threads_per_core : 1
cpu_mhz : 2666.366
hw_caps : bfebfbff:0008e3fd:20100800:00000001:00000000:00000000:00000000:00000000
virt_caps : pv hvm shadow gnttab-v1 gnttab-v2
total_memory : 8190
free_memory : 838
sharing_freed_memory : 0
sharing_used_memory : 0
outstanding_claims : 0
free_cpus : 0
xen_major : 4
xen_minor : 19
xen_extra : .2
xen_version : 4.19.2
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 : cd0fa8381d3389f2-xen: remove -N from the linker command line-Tu
xen_commandline : dom0_mem=1024M,max:1088M dom0_max_vcpus=4 guest_loglvl=all loglvl=all sched=credit2 console=vga vga=gfx-1280x1024x16 conring_size=48k xsave=0 xpti=false cpufreq=none ucode=scan
cc_compiler : gcc (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0
cc_compile_by : pbuser
cc_compile_domain : dynavirt.com
cc_compile_date : Wed Apr 30 17:51:40 PDT 2025
build_id : 84dc6297667c0396f51c67125ee0190ed77a9c69
xend_config_format : 4
>xl list
Name ID Mem VCPUs State Time(s)
Domain-0 0 1024 4 r----- 37.2
ub2204 1 724 4 -b---- 10.4
fc35conv 2 1024 4 -b---- 14.1
al8pv 3 1254 4 -b---- 13.8
fc35min 4 1024 4 -b---- 13.5
pvbulls 5 684 2 -b---- 19.0
bookyp 6 1524 4 -b---- 9.8
>iptables -S -t nat
-P PREROUTING ACCEPT
-P INPUT ACCEPT
-P OUTPUT ACCEPT
-P POSTROUTING ACCEPT
>systemctl list-unit-files | grep enab | sort
apt-daily.timer enabled enabled
apt-daily-upgrade.timer disabled enabled
blk-availability.service enabled enabled
console-setup.service enabled enabled
cron.service enabled enabled
cryptdisks-early.service masked enabled
cryptdisks.service masked enabled
dmesg.service enabled enabled
dm-event.socket enabled enabled
dpkg-db-backup.timer enabled enabled
e2scrub_all.timer enabled enabled
e2scrub_reap.service enabled enabled
fstrim.timer enabled enabled
getty@.service enabled enabled
grub-common.service enabled enabled
grub-initrd-fallback.service enabled enabled
hwclock.service masked enabled
keyboard-setup.service enabled enabled
lm-sensors.service enabled enabled
logrotate.timer enabled enabled
lvm2-lvmpolld.socket enabled enabled
lvm2-monitor.service enabled enabled
lvm2.service masked enabled
motd-news.timer enabled enabled
multi-user.target indirect enabled
netplan-ovs-cleanup.service enabled-runtime enabled
networkd-dispatcher.service enabled enabled
nfs-blkmap.service enabled enabled
nfs-client.target enabled enabled
nfs-common.service masked enabled
nfs-server.service enabled enabled
plocate-updatedb.timer enabled enabled
rc-local.service enabled-runtime enabled
rc.service masked enabled
rcS.service masked enabled
reboot.target disabled enabled
remote-cryptsetup.target disabled enabled
remote-fs.target enabled enabled
remote-veritysetup.target disabled enabled
rpcbind.service enabled enabled
rpcbind.socket enabled enabled
rsyslog.service enabled enabled
serial-getty@.service indirect enabled
setvtrgb.service enabled enabled
ssh.service enabled enabled
ssh.socket disabled enabled
sudo.service masked enabled
systemd-fsck-root.service enabled-runtime enabled
systemd-networkd.service enabled enabled
systemd-networkd.socket enabled enabled
systemd-networkd-wait-online.service enabled disabled
systemd-network-generator.service disabled enabled
systemd-pstore.service enabled enabled
systemd-remount-fs.service enabled-runtime enabled
systemd-resolved.service enabled enabled
systemd-sysext.service disabled enabled
systemd-timesyncd.service enabled enabled
thermald.service enabled enabled
ua-reboot-cmds.service enabled enabled
ua-timer.timer enabled enabled
ubuntu-advantage.service enabled enabled
upower.service disabled enabled
x11-common.service masked enabled
xenconsoled.service enabled enabled
xendomains.service enabled enabled
xendriverdomain.service disabled enabled
xen-init-dom0.service enabled enabled
xen-qemu-dom0-disk-backend.service enabled enabled
xenstored.service enabled enabled
xen-watchdog.service enabled enabled
>ps aux | grep xen
root 38 0.0 0.0 0 0 ? S 13:39 0:00 [xenbus]
root 39 0.0 0.0 0 0 ? S 13:39 0:00 [xenwatch]
root 94 0.0 0.0 0 0 ? S 13:39 0:00 [xen-balloon]
root 764 0.2 0.3 4580 3392 ? S 13:40 0:00 /usr/sbin/xenstored --pid-file /var/run/xen/xenstored.pid
root 774 0.0 0.6 72512 5880 ? Ssl 13:40 0:00 /usr/sbin/xenconsoled -i --log=none --log-dir=/var/log/xen/console
root 800 0.0 2.0 264000 18588 ? Sl 13:40 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 1219 0.0 0.2 72516 2684 ? Ssl 13:40 0:00 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/b_ub2204
root 1544 0.0 0.2 72516 2716 ? Ssl 13:40 0:00 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/c_fc34min
root 1897 0.0 0.3 72516 2812 ? Ssl 13:40 0:00 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/d_al8pv
root 2391 0.0 0.2 72516 2744 ? Ssl 13:40 0:00 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/e_fc35min
root 2653 0.0 3.1 413220 29332 ? Ssl 13:40 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 pvbulls -vnc 127.0.0.1:0,to=99 -display none -k en-us -machine xenpv -m 684
root 2712 0.0 0.2 72516 2728 ? Ssl 13:40 0:00 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/f_pvbulls
root 3505 0.0 0.2 72516 2684 ? Ssl 13:40 0:00 /usr/lib/xen-4.19/bin/xl create --quiet --defconfig /etc/xen/auto/g_bookyp
root 3535 0.0 0.0 3116 164 ? Ss 13:40 0:00 /usr/sbin/xenwatchdogd 30 15
root 3803 0.0 0.6 11820 5648 pts/6 S+ 13:47 0:00 sudo ./dump_xen_trace tlviewer
root 3808 0.0 0.1 2892 1768 pts/6 S+ 13:47 0:00 /bin/sh ./dump_xen_trace tlviewer
root 3870 0.0 0.2 6932 2340 pts/6 S+ 13:47 0:00 grep xen
>cat /etc/systemd/network/br0.network
[Match]
Name=br0
[Network]
DNS=8.8.4.4
Address=192.168.1.9/24
Gateway=192.168.1.1
>systemd-analyze time
Startup finished in 20.772s (kernel) + 38.313s (userspace) = 59.085s
multi-user.target reached after 38.291s in userspace
>systemd-analyze blame
20.389s systemd-networkd-wait-online.service
13.117s xendomains.service
3.657s networkd-dispatcher.service
3.500s dev-sda9.device
2.102s data2.mount
1.957s data3.mount
1.759s systemd-resolved.service
1.550s data4.mount
1.455s thermald.service
1.380s systemd-logind.service
1.310s xenstored.service
885ms ssh.service
829ms user@1000.service
819ms rsyslog.service
737ms e2scrub_reap.service
721ms systemd-networkd.service
640ms xen-init-dom0.service
617ms systemd-modules-load.service
592ms systemd-udev-trigger.service
587ms grub-common.service
571ms rpcbind.service
562ms keyboard-setup.service
556ms lvm2-monitor.service
537ms proc-fs-nfsd.mount
529ms lm-sensors.service
506ms nfs-idmapd.service
424ms dev-mqueue.mount
406ms grub-initrd-fallback.service
398ms proc-xen.mount
389ms sys-kernel-debug.mount
380ms sys-kernel-tracing.mount
360ms nfs-server.service
328ms systemd-journald.service
298ms systemd-random-seed.service
271ms systemd-sysusers.service
267ms kmod-static-nodes.service
246ms lvm2-pvscan@8:21.service
242ms modprobe@configfs.service
241ms modprobe@drm.service
232ms modprobe@efi_pstore.service
224ms modprobe@fuse.service
209ms systemd-udevd.service
208ms dev-sda3.swap
195ms windows-D.mount
189ms systemd-timesyncd.service
141ms setvtrgb.service
138ms lvm2-pvscan@8:39.service
123ms systemd-tmpfiles-setup-dev.service
117ms systemd-remount-fs.service
106ms systemd-journal-flush.service
105ms nfsdcld.service
100ms systemd-tmpfiles-setup.service
80ms systemd-sysctl.service
77ms systemd-update-utmp.service
61ms systemd-binfmt.service
55ms sys-fs-fuse-connections.mount
52ms xen-watchdog.service
51ms run-rpc_pipefs.mount
48ms nfs-mountd.service
46ms rpc-statd.service
45ms sys-kernel-config.mount
45ms nfs-blkmap.service
34ms console-setup.service
33ms systemd-user-sessions.service
24ms proc-sys-fs-binfmt_misc.mount
23ms rpc-statd-notify.service
20ms xenconsoled.service
20ms rc-local.service
20ms user-runtime-dir@1000.service
17ms systemd-update-utmp-runlevel.service
14ms xen-qemu-dom0-disk-backend.service
64us blk-availability.service
>grep XEN_ /boot/config-5.15*1* | sort
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_XEN_512GB=y
CONFIG_XEN_ACPI_PROCESSOR=y
CONFIG_XEN_ACPI=y
CONFIG_XEN_AUTO_XLATE=y
CONFIG_XEN_BACKEND=y
CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y
CONFIG_XEN_BALLOON=y
CONFIG_XEN_BLKDEV_BACKEND=m
CONFIG_XEN_BLKDEV_FRONTEND=y
CONFIG_XEN_COMPAT_XENFS=y
# CONFIG_XEN_DEBUG_FS is not set
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_DMABUF=y
CONFIG_XEN_GNTDEV=m
CONFIG_XEN_GRANT_DEV_ALLOC=m
CONFIG_XEN_GRANT_DMA_ALLOC=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_PRIVCMD=m
# CONFIG_XEN_PVCALLS_BACKEND is not set
CONFIG_XEN_PVCALLS_FRONTEND=m
CONFIG_XEN_PV_DOM0=y
CONFIG_XEN_PVHVM_GUEST=y
CONFIG_XEN_PVHVM_SMP=y
CONFIG_XEN_PVHVM=y
CONFIG_XEN_PVH=y
CONFIG_XEN_PV_SMP=y
CONFIG_XEN_PV=y
CONFIG_XEN_SAVE_RESTORE=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_WDT=m
CONFIG_XEN_XENBUS_FRONTEND=y
>tree /boot
/boot
├── config-5.15.0-18-generic
├── efi
│ └── EFI
│ └── ubuntu
│ ├── xen-4.19-amd64.efi
│ └── xen-4.19-amd64-xsm.efi
├── flask
│ └── xenpolicy-4.19
├── grub
│ ├── gfxblacklist.txt
│ ├── grub.cfg
│ ├── grubenv
│ └── unicode.pf2
├── initrd.img -> initrd.img-5.15.0-18-generic
├── initrd.img-5.15.0-18-generic
├── initrd.img.old -> initrd.img-5.15.0-18-generic
├── kcfg
│ ├── xen-4.19.config
│ └── xen-4.19-xsm.config
├── System.map-5.15.0-18-generic
├── vmlinuz -> vmlinuz-5.15.0-18-generic
├── vmlinuz-5.15.0-18-generic
├── vmlinuz.old -> vmlinuz-5.15.0-18-generic
├── xen-4.19-amd64.gz
├── xen-4.19-amd64-xsm.gz
└── xen.gz -> xen-4.19-amd64.gz
6 directories, 20 files
>netstat -an | grep ^tcp
tcp 0 0 0.0.0.0:54481 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:2049 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:5900 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:43439 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:43277 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:48765 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:55183 0.0.0.0:* LISTEN
tcp 0 0 192.168.1.9:22 192.168.1.107:41750 ESTABLISHED