>dpkg -l | grep -P '^ii|^hi' | grep -P 'qemu|xen'
ii libxenfsutl4.21:amd64 4.21.0-1+deb12u3.1 amd64 xen-utils-4.21 companion libs
ii libxenmisc4.21:amd64 4.21.0-1+deb12u3.1 amd64 Public libs for Xen
ii libxenstore4.0:amd64 4.21.0-1+deb12u3.1 amd64 Xenstore communications library for Xen
ii libxentoolcore1:amd64 4.21.0-1+deb12u3.1 amd64 helper for qemu & libxenstore
ii qemuu 9.1.0+l0-1+deb12u3.1 amd64 qemu-system-i386 (9.1.0/xen-4.21) with 9pfs support
ii xen-hypervisor-4.21-amd64 4.21.0-1+deb12u3.1 amd64 Xen Hypervisor on AMD64
ii xen-system-amd64 4.21.0-1+deb12u3.1 amd64 Xen System on AMD64 (meta-package)
ii xen-utils-4.21 4.21.0-1+deb12u3.1 amd64 XEN administrative tools
ii xen-utils-common 4.21.0-1+deb12u3.1 all Xen administrative tools - common files
ii xenstore-utils 4.21.0-1+deb12u3.1 amd64 Xenstore command line utilities for Xen
>dpkg-deb -I xen-utils-common_4.21.0-1+deb12u3.1_all.deb
new Debian package, version 2.0.
size 249592 bytes: control archive=4296 bytes.
1128 bytes, 39 lines conffiles
522 bytes, 15 lines control
6320 bytes, 78 lines md5sums
7353 bytes, 161 lines * postinst #!/bin/sh
1276 bytes, 49 lines * postrm #!/bin/sh
298 bytes, 23 lines * preinst #!/bin/sh
424 bytes, 7 lines * prerm #!/bin/sh
Package: xen-utils-common
Source: xen
Version: 4.21.0-1+deb12u3.1
Architecture: all
Maintainer: Debian Xen Team
Installed-Size: 497
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+l0-1+deb12u3.1_amd64.deb
new Debian package, version 2.0.
size 25624248 bytes: control archive=13832 bytes.
1654 bytes, 12 lines control
42328 bytes, 499 lines md5sums
Package: qemuu
Source: xen (4.21.0-1+deb12u3.1)
Version: 9.1.0+l0-1+deb12u3.1
Architecture: amd64
Maintainer: Debian Xen Team
Installed-Size: 355484
Depends: libaio1 (>= 0.3.93), libasound2 (>= 1.0.16), libbpf1 (>= 1:0.0.8), libbrlapi0.8 (>= 6.5), libbz2-1.0, libc6 (>= 2.34), libcacard0 (>= 2.2), libcap-ng0 (>= 0.7.9), libcapstone4 (>= 4), libcurl3-gnutls (>= 7.16.3), libdw1 (>= 0.158), libepoxy0 (>= 1.3), libfdt1 (>= 1.6.1), libfuse3-3 (>= 3.2.3), libgbm1 (>= 12.0.0~0), libgfapi0 (>= 10.3), libglib2.0-0 (>= 2.67.3), libgnutls30 (>= 3.7.5), libibverbs1 (>= 1.1.6), libiscsi7 (>= 1.18.0), libjpeg62-turbo (>= 1.3.1), libkeyutils1 (>= 1.6), liblzo2-2 (>= 2.02), libncursesw6 (>= 6), libnfs13 (>= 1.11.0), libnuma1 (>= 2.0.15-1), libpixman-1-0 (>= 0.25.2), libpng16-16 (>= 1.6.2-1), libpulse0 (>= 0.99.1), librados2 (>= 16.2.15+ds), librbd1 (>= 16.2.6+ds), librdmacm1 (>= 1.0.15), libsasl2-2 (>= 2.1.28+dfsg), 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~), libusbredirparser1 (>= 0.8.0), libvdeplug2 (>= 4.0.1), libvirglrenderer1 (>= 0.8.0), libxenmisc4.21 (>= 4.21.0), libxenstore4.0 (>= 4.16.0), libxentoolcore1 (>= 4.21.0), libxkbcommon0 (>= 0.5.0), libzstd1 (>= 1.5.2), 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="Debian GNU/Linux 12 (bookworm)"
NAME="Debian GNU/Linux"
VERSION_ID="12"
VERSION="12 (bookworm)"
VERSION_CODENAME=bookworm
ID=debian
HOME_URL="https://www.debian.org/"
SUPPORT_URL="https://www.debian.org/support"
BUG_REPORT_URL="https://bugs.debian.org/"
>cat /etc/debian_version
12.12
>xl dmesg | head -n135
__ __ _ _ ____ _ ___
\ \/ /___ _ __ | || | |___ \/ | / _ \
\ // _ \ '_ \ | || |_ __) | || | | |
/ \ __/ | | | |__ _| / __/| || |_| |
/_/\_\___|_| |_| |_|(_)_____|_(_)___/
(XEN) Xen version 4.21.0 (pbuser@dynavirt.com) (gcc (Debian 12.2.0-14+deb12u1) 12.2.0) debug=n Wed Nov 19 21:25:43 UTC 2025
(XEN) Latest ChangeSet: 06af9ef22996ce-Update to Xen 4.21-Tue 18 Nov 2025 10:02
(XEN) build-id: dd186858b4c03252abadb24df5adde42e3fc5b00
(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 dom0_vcpus_pin
(XEN) Xen image load base address: 0xda600000
(XEN) Video information:
(XEN) VGA is graphics mode 1280x1024, 16 bpp
(XEN) VBE/DDC methods: V2; EDID transfer time: 1 seconds
(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 3392.295 MHz processor.
(XEN) Freed 1024kB unused BSS memory
(XEN) alt table ffff82d040483c08 -> ffff82d040498f50
(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
(XEN) load_window_shift: 30
>brctl show
bridge name bridge id STP enabled interfaces
br0 8000.226dacffd387 no eth0
vif1.0
vif2.0
vif3.0
vif4.0
vif5.0
>qemu-system-i386 -version
QEMU emulator version 9.1.0
Copyright (c) 2003-2024 Fabrice Bellard and the QEMU Project developers
>gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/12/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='Debian 12.2.0-14' --with-bugurl=file:///usr/share/doc/gcc-12/README.Bugs --enable-languages=c,ada,c++,go,d,fortran,objc,obj-c++,m2 --prefix=/usr --with-gcc-major-version-only --program-suffix=-12 --program-prefix=x86_64-linux-gnu- --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=new --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-12-bTRWOB/gcc-12-12.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-12-bTRWOB/gcc-12-12.2.0/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
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 12.2.0 (Debian 12.2.0-14)
>vgchange -ay z68vm
48 logical volume(s) in volume group "z68vm" now active
>systemctl status xendomains
● xendomains.service - Xendomains - start and stop guests on boot and shutdown
Loaded: loaded (/lib/systemd/system/xendomains.service; enabled; preset: enabled)
Drop-In: /etc/systemd/system/xendomains.service.d
└─override.conf
Active: active (exited) since Fri 2025-11-21 10:53:52 PST; 4min 30s ago
Process: 782 ExecStartPre=/bin/grep -q control_d /proc/xen/capabilities (code=exited, status=0/SUCCESS)
Process: 783 ExecStartPre=/sbin/xl sched-credit2 --domain=0 --weight=512 (code=exited, status=0/SUCCESS)
Process: 794 ExecStart=/usr/lib/xen-4.21/bin/xendomains start (code=exited, status=0/SUCCESS)
Main PID: 794 (code=exited, status=0/SUCCESS)
Tasks: 10 (limit: 1650)
Memory: 8.1M
CPU: 4.646s
CGroup: /system.slice/xendomains.service
├─1069 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/a_jam22
├─1565 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/b_booky
├─1930 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/c_al9pv
├─2336 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/e_al10v2
└─2652 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/k_noble1
Nov 21 10:53:51 z68xen root[2590]: /etc/xen/scripts/block: Writing backend/vbd/5/51728/physical-device-path /dev/dm-38 to xenstore.
Nov 21 10:53:51 z68xen root[2592]: /etc/xen/scripts/block: Writing backend/vbd/5/51728/hotplug-status connected to xenstore.
Nov 21 10:53:51 z68xen root[2630]: /etc/xen/scripts/vif-bridge: br0 MTU is 1500
Nov 21 10:53:51 z68xen root[2631]: /etc/xen/scripts/vif-bridge: setting vif5.0 MTU to 1500
Nov 21 10:53:51 z68xen root[2633]: /etc/xen/scripts/vif-bridge: Writing /local/domain/5/device/vif/0/mtu 1500 to xenstore.
Nov 21 10:53:51 z68xen root[2635]: /etc/xen/scripts/vif-bridge: adding vif5.0 to bridge br0
Nov 21 10:53:51 z68xen root[2648]: /etc/xen/scripts/vif-bridge: Successful vif-bridge online for vif5.0, bridge br0.
Nov 21 10:53:51 z68xen root[2649]: /etc/xen/scripts/vif-bridge: Writing backend/vif/5/0/hotplug-status connected to xenstore.
Nov 21 10:53:52 z68xen xendomains[794]: Starting auto Xen domains: a_jam22 b_booky c_al9pv e_al10v2 k_noble1 [done] .
Nov 21 10:53:52 z68xen systemd[1]: Finished xendomains.service - Xendomains - start and stop guests on boot and shutdown.
>xl info
host : z68xen
release : 6.12.57+deb12-amd64
version : #1 SMP PREEMPT_DYNAMIC Debian 6.12.57-1~bpo12+1 (2025-11-17)
machine : x86_64
nr_cpus : 8
max_cpu_id : 7
nr_nodes : 1
cores_per_socket : 4
threads_per_core : 2
cpu_mhz : 3392.295
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 : 12413
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 : 06af9ef22996ce-Update to Xen 4.21-Tue 18 Nov 2025 10:02
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 dom0_vcpus_pin
cc_compiler : gcc (Debian 12.2.0-14+deb12u1) 12.2.0
cc_compile_by : pbuser
cc_compile_domain : dynavirt.com
cc_compile_date : Wed Nov 19 21:25:43 UTC 2025
build_id : dd186858b4c03252abadb24df5adde42e3fc5b00
xend_config_format : 4
>xl list
Name ID Mem VCPUs State Time(s)
Domain-0 0 1536 4 r----- 32.4
jam22 1 3024 4 -b---- 6.3
bookyz 2 4096 6 -b---- 10.3
al9pv 3 4096 4 -b---- 9.2
al10v2 4 6144 6 -b---- 13.1
ub2404 5 1048 4 -b---- 8.5
>iptables -S -t nat
-P PREROUTING ACCEPT
-P INPUT ACCEPT
-P OUTPUT ACCEPT
-P POSTROUTING ACCEPT
>systemctl list-unit-files | grep "enabled enabled" | sort
acpid.path enabled enabled
acpid.socket enabled enabled
blk-availability.service enabled enabled
cron.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
haveged.service enabled enabled
jitterentropy.service enabled enabled
lm-sensors.service enabled enabled
logrotate.timer enabled enabled
lvm2-lvmpolld.socket enabled enabled
lvm2-monitor.service enabled enabled
nfs-client.target enabled enabled
plocate-updatedb.timer enabled enabled
remote-fs.target enabled enabled
rpcbind.service enabled enabled
rpcbind.socket enabled enabled
rsyslog.service enabled enabled
ssh.service enabled enabled
systemd-networkd.service enabled enabled
systemd-networkd.socket enabled enabled
systemd-pstore.service enabled enabled
systemd-timesyncd.service enabled enabled
xenconsoled.service enabled enabled
xendomains.service enabled enabled
xen-init-dom0.service enabled enabled
xen-qemu-dom0-disk-backend.service enabled enabled
xenstored.service enabled enabled
xen-watchdog.service enabled enabled
zramswap.service enabled enabled
>ps aux | grep xen
root 49 0.0 0.0 0 0 ? S 10:53 0:00 [xenbus]
root 50 0.0 0.0 0 0 ? S 10:53 0:00 [xenwatch]
root 62 0.0 0.0 0 0 ? S 10:53 0:00 [xen-balloon]
root 766 0.1 0.1 3792 2832 ? S 10:53 0:00 /usr/sbin/xenstored --pid-file /var/run/xen/xenstored.pid
root 773 0.0 0.4 72204 5800 ? Ssl 10:53 0:00 /usr/sbin/xenconsoled -i --log=none --log-dir=/var/log/xen/console
root 1030 0.0 1.3 265036 18928 ? Sl 10:53 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 1069 0.0 0.2 72216 2936 ? Ssl 10:53 0:00 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/a_jam22
root 1565 0.0 0.2 72216 3132 ? Ssl 10:53 0:00 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/b_booky
root 1930 0.0 0.2 72216 2908 ? Ssl 10:53 0:00 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/c_al9pv
root 2336 0.0 0.2 72216 3052 ? Ssl 10:53 0:00 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/e_al10v2
root 2652 0.0 0.2 72216 2964 ? Ssl 10:53 0:00 /usr/lib/xen-4.21/bin/xl create --quiet --defconfig /etc/xen/auto/k_noble1
root 2659 0.0 0.0 2808 1340 ? Ss 10:53 0:00 /usr/sbin/xenwatchdogd 30 15
root 2808 0.0 0.3 10016 4540 pts/5 S+ 10:58 0:00 sudo ./dump_xen_trace.multi.4l tlviewer
root 2809 0.0 0.1 2584 1576 pts/5 S+ 10:58 0:00 sh ./dump_xen_trace.multi.4l tlviewer
root 2874 0.0 0.1 6660 2292 pts/5 S+ 10:58 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
8 links listed.
>lsmod
Module Size Used by
br_netfilter 36864 0
xt_physdev 12288 10
nft_compat 20480 10
nf_tables 372736 21 nft_compat
libcrc32c 12288 1 nf_tables
nfnetlink 20480 2 nft_compat,nf_tables
zram 49152 1
lz4hc_compress 20480 1 zram
lz4_compress 24576 1 zram
sunrpc 860160 1
binfmt_misc 28672 1
hid_generic 12288 0
nls_ascii 12288 1
nls_cp437 16384 1
usbhid 77824 0
vfat 24576 1
fat 102400 1 vfat
hid 253952 2 usbhid,hid_generic
intel_rapl_msr 20480 0
intel_rapl_common 53248 1 intel_rapl_msr
crct10dif_pclmul 12288 1
crc32_pclmul 12288 0
ghash_clmulni_intel 16384 0
sha512_ssse3 45056 0
sha256_ssse3 32768 0
sha1_ssse3 32768 0
aesni_intel 122880 0
mei_hdcp 28672 0
gf128mul 16384 1 aesni_intel
mei_pxp 16384 0
crypto_simd 16384 1 aesni_intel
cryptd 28672 2 crypto_simd,ghash_clmulni_intel
iTCO_wdt 12288 0
intel_pmc_bxt 16384 1 iTCO_wdt
iTCO_vendor_support 12288 1 iTCO_wdt
watchdog 49152 1 iTCO_wdt
bridge 389120 1 br_netfilter
xhci_pci 24576 0
firewire_ohci 65536 0
xhci_hcd 364544 1 xhci_pci
pcspkr 12288 0
i2c_i801 36864 0
sr_mod 28672 0
mei_me 57344 2
firewire_core 245760 1 firewire_ohci
i2c_smbus 16384 1 i2c_i801
ehci_pci 16384 0
mxm_wmi 12288 0
stp 12288 1 bridge
ehci_hcd 110592 1 ehci_pci
mei 184320 5 mei_hdcp,mei_pxp,mei_me
llc 16384 2 bridge,stp
crc_itu_t 12288 1 firewire_core
cdrom 81920 1 sr_mod
usbcore 401408 5 xhci_hcd,ehci_pci,usbhid,ehci_hcd,xhci_pci
lpc_ich 28672 0
sg 45056 0
usb_common 16384 3 xhci_hcd,usbcore,ehci_hcd
button 24576 0
xen_pciback 94208 0
xen_netback 77824 10
xen_blkback 53248 30
xen_gntalloc 16384 0
xen_gntdev 32768 2
xen_evtchn 12288 6
r8169 122880 0
realtek 45056 1
mdio_devres 12288 1 r8169
libphy 229376 3 r8169,mdio_devres,realtek
it87 73728 0
hwmon_vid 12288 1 it87
dm_mod 212992 124
efi_pstore 12288 0
xenfs 12288 1
xen_privcmd 28672 86 xenfs
loop 36864 0
configfs 69632 1
ip_tables 28672 0
x_tables 53248 3 nft_compat,xt_physdev,ip_tables
autofs4 57344 2
ext4 1130496 3
crc16 12288 1 ext4
mbcache 16384 1 ext4
jbd2 196608 1 ext4
crc32c_generic 12288 0
sd_mod 81920 52
i915 4325376 1
i2c_algo_bit 12288 1 i915
drm_buddy 24576 1 i915
video 81920 1 i915
ttm 102400 1 i915
drm_display_helper 270336 1 i915
ahci 49152 52
drm_kms_helper 253952 2 drm_display_helper,i915
libahci 61440 1 ahci
libata 454656 2 libahci,ahci
drm 765952 6 drm_kms_helper,drm_display_helper,drm_buddy,i915,ttm
evdev 28672 6
scsi_mod 319488 4 sd_mod,libata,sg,sr_mod
crc32c_intel 16384 6
serio_raw 16384 0
cec 69632 2 drm_display_helper,i915
scsi_common 16384 5 scsi_mod,sd_mod,libata,sg,sr_mod
rc_core 73728 1 cec
wmi 28672 2 video,mxm_wmi
>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 'Debian GNU/Linux, with Xen 4.21-amd64-xsm and Linux 6.12.57+deb12-amd64
menuentry 'Debian GNU/Linux, with Xen 4.21-amd64-xsm and Linux 6.1.0-12-amd64
menuentry 'Debian GNU/Linux, with Xen 4.21-amd64-xsm and Linux 5.19.0-2-amd64
menuentry 'Debian GNU/Linux, with Xen 4.21-amd64 and Linux 6.12.57+deb12-amd64
menuentry 'Debian GNU/Linux, with Xen 4.21-amd64 and Linux 6.1.0-12-amd64
menuentry 'Debian GNU/Linux, with Xen 4.21-amd64 and Linux 5.19.0-2-amd64
menuentry 'Debian GNU/Linux, with Linux 6.12.57+deb12-amd64
menuentry 'Debian GNU/Linux, with Linux 6.1.0-12-amd64
menuentry 'Debian GNU/Linux, with Linux 5.19.0-2-amd64
menuentry 'Memory test (memtest86+x64.bin, serial console)
menuentry 'AL-8 Desktop gpt10 (4.18.0-348.12.2.el8_5.x86_64) 8.7 (Stone Smilodon)
menuentry 'AlmaLinux (5.4.256-1.el8.elrepo.x86_64) 8.7 (Stone Smilodon)
menuentry 'AL-9 gpt12 (6.5.10-1.el9.elrepo.x86_64) (Lime Lynx)
menuentry 'AlmaLinux 9, with Xen 4.20 and Linux 6.12.22-1.el9.x86_64
menuentry 'AlmaLinux 9, with Xen 4.20 and Linux 6.5.10-1.el9.elrepo.x86_64
menuentry 'AlmaLinux Kitten, with Xen 4.20 and Linux 6.13.3-1.el10.x86_64_v2
menuentry 'AlmaLinux Kitten, with Xen 4.20 and Linux 6.14.9-1.el10.x86_64_v2
menuentry 'AlmaLinux (6.14.9-1.el10.x86_64_v2) 10-Kitten v2 (Lion Cub)
>grep -P '^GRUB_DEFAULT' /etc/default/grub
GRUB_DEFAULT="3"
>systemd-analyze time
Startup finished in 5.206s (kernel) + 20.968s (userspace) = 26.174s
multi-user.target reached after 20.953s in userspace.
>systemd-analyze blame
9.587s xendomains.service
3.024s dev-sda5.device
1.781s e2scrub_reap.service
909ms mnt-zdum.mount
769ms systemd-modules-load.service
737ms lvm2-monitor.service
650ms systemd-networkd.service
627ms ssh.service
537ms rng-tools-debian.service
478ms user@1000.service
467ms xenstored.service
455ms dbus.service
408ms zramswap.service
403ms systemd-logind.service
395ms run-rpc_pipefs.mount
375ms systemd-journald.service
365ms rpcbind.service
333ms lm-sensors.service
317ms systemd-sysusers.service
274ms systemd-random-seed.service
273ms xen-init-dom0.service
266ms systemd-fsck@dev-xen_grp-xencmn.service
257ms systemd-udev-trigger.service
193ms rsyslog.service
189ms rpc-statd-notify.service
168ms dev-mqueue.mount
168ms proc-xen.mount
167ms modprobe@dm_mod.service
166ms sys-kernel-debug.mount
165ms sys-kernel-tracing.mount
161ms kmod-static-nodes.service
157ms modprobe@configfs.service
156ms modprobe@loop.service
155ms modprobe@fuse.service
154ms modprobe@efi_pstore.service
154ms modprobe@drm.service
147ms boot-efi.mount
142ms systemd-tmpfiles-setup-dev.service
141ms systemd-udevd.service
108ms systemd-tmpfiles-setup.service
93ms systemd-binfmt.service
90ms systemd-timesyncd.service
89ms rc-local.service
88ms dev-disk-by\x2duuid-4ab040ac\x2d8f44\x2d4090\x2dac57\x2d242339b4a6f5.swap
76ms xen-watchdog.service
76ms systemd-remount-fs.service
74ms proc-sys-fs-binfmt_misc.mount
58ms systemd-update-utmp.service
49ms systemd-journal-flush.service
28ms systemd-sysctl.service
22ms data1.mount
20ms xenconsoled.service
19ms systemd-user-sessions.service
16ms user-runtime-dir@1000.service
12ms systemd-update-utmp-runlevel.service
7ms xen-qemu-dom0-disk-backend.service
6ms sys-fs-fuse-connections.mount
4ms sys-kernel-config.mount
4ms tmp.mount
32us blk-availability.service
>grep XEN_ /boot/config-6.12.57+deb12-amd64 | sort
CONFIG_DRM_XEN_FRONTEND=m
CONFIG_HVC_XEN_FRONTEND=y
CONFIG_INPUT_XEN_KBDDEV_FRONTEND=y
CONFIG_NETXEN_NIC=m
CONFIG_SND_XEN_FRONTEND=m
# CONFIG_USB_XEN_HCD is not set
CONFIG_XEN_512GB=y
CONFIG_XEN_ACPI_PROCESSOR=m
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=m
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=y
CONFIG_XEN_FRONT_PGDIR_SHBUF=m
CONFIG_XEN_GNTDEV=m
CONFIG_XEN_GRANT_DEV_ALLOC=m
# CONFIG_XEN_GRANT_DMA_ALLOC is not set
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=m
CONFIG_XEN_PCIDEV_BACKEND=m
CONFIG_XEN_PCIDEV_FRONTEND=m
CONFIG_XEN_PCI_STUB=y
CONFIG_XEN_PRIVCMD=m
# CONFIG_XEN_PVCALLS_BACKEND is not set
# CONFIG_XEN_PVCALLS_FRONTEND is not set
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_MSR_SAFE=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_VIRTIO is not set
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-5.19.0-2-amd64
├── config-6.1.0-12-amd64
├── config-6.12.57+deb12-amd64
├── efi
│ ├── autoexec.bat
│ ├── Downloads
│ │ └── ReadMe.html
│ ├── EFI
│ │ └── almalinux
│ ├── fd64save.ext4
│ ├── FLASHSPI.EXE
│ ├── Z68XUD3H.F11
│ └── Z68XUD3H.F12
├── flask
│ └── xenpolicy-4.21-amd64-xsm
├── grub
│ ├── fonts
│ │ └── unicode.pf2
│ ├── grub.cfg
│ ├── grub.cfg.bk
│ ├── grub.cfg.orig
│ ├── grubenv
│ ├── i386-pc
│ │ ├── 915resolution.mod
│ │ ├── acpi.mod
│ │ ├── adler32.mod
│ │ ├── affs.mod
│ │ ├── afs.mod
│ │ ├── afsplitter.mod
│ │ ├── ahci.mod
│ │ ├── all_video.mod
│ │ ├── aout.mod
│ │ ├── archelp.mod
│ │ ├── zfscrypt.mod
│ │ ├── zfsinfo.mod
│ │ ├── zfs.mod
│ │ └── zstd.mod
│ ├── locale
│ │ ├── ast.mo
│ │ ├── ca.mo
│ │ ├── da.mo
│ │ ├── de_CH.mo
│ │ ├── de@hebrew.mo
│ │ ├── de.mo
│ │ ├── en@arabic.mo
│ │ ├── en@cyrillic.mo
│ │ ├── en@greek.mo
│ │ ├── en@hebrew.mo
│ │ ├── en@piglatin.mo
│ │ ├── en@quot.mo
│ │ ├── eo.mo
│ │ ├── es.mo
│ │ ├── fi.mo
│ │ ├── fr.mo
│ │ ├── uk.mo
│ │ ├── vi.mo
│ │ ├── zh_CN.mo
│ │ └── zh_TW.mo
│ └── unicode.pf2
├── initrd.img-5.19.0-2-amd64
├── initrd.img-6.1.0-12-amd64
├── initrd.img-6.12.57+deb12-amd64
├── kcfg
│ ├── xen-4.21.config
│ └── xen-4.21-xsm.config
├── memtest86+.bin.not
├── memtest86+ia32.bin
├── memtest86+ia32.efi
├── memtest86+x64.bin
├── memtest86+x64.efi
├── System.map-5.19.0-2-amd64
├── System.map-6.1.0-12-amd64
├── System.map-6.12.57+deb12-amd64
├── vmlinuz-5.19.0-2-amd64
├── vmlinuz-6.1.0-12-amd64
├── vmlinuz-6.12.57+deb12-amd64
├── xen-4.21-amd64.gz
└── xen-4.21-amd64-xsm.gz
11 directories, 369 files
>netstat -an | grep ^tcp
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN
tcp 0 0 192.168.1.11:22 192.168.1.107:51018 ESTABLISHED
tcp6 0 0 :::22 :::* LISTEN
tcp6 0 0 :::111 :::* LISTEN
>cat my-core-hw
*-core
description: Motherboard
product: Z68X-UD3H-B3
vendor: Gigabyte Technology Co., Ltd.
physical id: 0
version: x.x
*-firmware
description: BIOS
vendor: Award Software International, Inc.
physical id: 0
version: F11
date: 02/21/2012
size: 128KiB
capacity: 4MiB
*-cpu
description: CPU
product: Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz
vendor: Intel Corp.
physical id: 4
bus info: cpu@0
version: Intel(R) Core(TM) i7-3770 CPU
slot: Socket 1155
size: 3700MHz
capacity: 4GHz
width: 64 bits
clock: 100MHz
capabilities: fpu fpu_exception wp de tsc msr pae mce cx8 apic sep mca cmov pat clflush acpi mmx fxsr sse sse2 ss ht syscall nx rdtscp x86-64 constant_tsc rep_good nopl nonstop_tsc cpuid tsc_known_freq pni pclmulqdq monitor est ssse3 cx16 sse4_1 sse4_2 popcnt aes xsave avx f16c hypervisor la hf_lm cpuid_fault ssbd ibrs ibpb stibp fsgsbase erms xsaveopt md_clear
*-cache:0
description: L1 cache
physical id: a
slot: Internal Cache
size: 64KiB
capacity: 64KiB
capabilities: synchronous internal write-back
configuration: level=1
*-cache:1
description: L2 cache
physical id: b
slot: External Cache
size: 8MiB
capabilities: synchronous internal write-back
configuration: level=2
*-memory
description: System Memory
physical id: 19
slot: System board or motherboard
size: 32GiB
*-bank:0
description: DIMM 1600 MHz (0.6 ns)
physical id: 0
slot: A0
size: 8GiB
width: 2196 bits
clock: 1600MHz (0.6ns)