>rpm -qa | grep -P '^xen-|^qemu*'
xen-licenses-4.20.3-1.el10.x86_64_v2
xen-libs-4.20.3-1.el10.x86_64_v2
xen-hypervisor-4.20.3-1.el10.x86_64_v2
qemuu-img-8.2.0+k3-1.el10.x86_64_v2
xen-runtime-4.20.3-1.el10.x86_64_v2
xen-4.20.3-1.el10.x86_64_v2
qemuu-8.2.0+k3-1.el10.x86_64_v2
xen-doc-4.20.3-1.el10.x86_64_v2
>rpm -qi --changelog xen | head -n45
Name : xen
Epoch : 3
Version : 4.20.3
Release : 1.el10
Architecture: x86_64_v2
Install Date: Sun 05 Apr 2026 12:48:53 PM PDT
Group : Development/Libraries
Size : 458069
License : GPLv2+ and LGPLv2+ and BSD
Signature : (none)
Source RPM : xen-4.20.3-1.el10.src.rpm
Build Date : Sun 05 Apr 2026 09:16:12 AM PDT
Build Host : al10v3
Packager : Mark Pryor
URL : http://xen.org/
Summary : Xen is a virtual machine monitor
Description :
This package contains the xendomain script and systemd service file, needed to manage
virtual machines running under the Xen hypervisor
* Sun Apr 05 2026 Mark Pryor - 3:4.20.3-1
* HEAD @ 14274673cbb499472f63
update Xen version to 4.20.3-Thu 26 Mar 2026 06:04
- initial build
- XSA-480
0052-x86-p2m-issue-a-sync-flush-before-freeing-paging-page.diff:This is XSA-480 / CVE-2026-23554
- XSA-481
0053-tools-xenstored-fix-canonicalize-error-testing.diff:This is XSA-481/CVE-2026-23555
* Tue Mar 10 2026 Mark Pryor - 3:4.20.2-4
* HEAD @ f833d29a3af7708b
tools/ocaml: fix 32-bit truncation bug in stub_xc_domain_setmaxmem-Fri 6 Mar 2026 07:02
* Sat Jan 31 2026 Mark Pryor - 3:4.20.2-3.el10
- HEAD @ 75013fc5c523b8a969
x86/amd: Fold another DE_CFG edit into amd_init_de_cfg-Thu 29 Jan 2026 04:45
- XSA-477
0021-x86-shadow-don-t-overrun-trace_emul_write_val.diff:This is XSA-477 / CVE-2025-58150.
- XSA-479
0022-x86-spec-ctrl-Fix-incomplete-IBPB-flushing-during-con.diff:This is XSA-479 / CVE-2026-23553.
* Wed Jan 07 2026 Mark Pryor - 3:4.20.2-2.el10
- HEAD @ bb897593b7a73926f453
x86/amd: Fix race editing DE_CFG-Wed 3 Dec 2025 02:44
- qemuu: revert to v8.2.0
support vnc in pv domU
* Fri Nov 14 2025 Mark Pryor - 3:4.20.2-1.el10
- HEAD @ 03299bb3ec817f47
update Xen version to 4.20.2-Thu 13 Nov 2025 01:51
- initial build of 4.20.2
* Thu Oct 23 2025 Mark Pryor - 3:4.20.1-4
- HEAD @ e5d643d28a2b8e077ae3
xen/vpci: fix backport of 53859596c0d3-Wed 22 Oct 2025 04:42
- XSA-476
0033-tools-libs-light-fix-BAR-memory-address-truncation.diff:This is XSA-476 / CVE-2025-58149.
- XSA-475
0050-x86-viridian-Enforce-bounds-check-in-vpmask_set.diff:This is XSA-475 / CVE-2025-58147.
0051-x86-viridian-Enforce-bounds-check-in-send_ipi.diff:This is XSA-475 / CVE-2025-58148.
- XSA-473
0038-Arm-foreign-page-handling-in-p2m_get_page_from_gfn.diff:This is CVE-2025-58144 / part of XSA-473.
0039-Arm-adjust-locking-in-p2m_get_page_from_gfn.diff:This is CVE-2025-58145 / part of XSA-473.
- XSA-472
0035-x86-viridian-avoid-NULL-pointer-dereference-in-update.diff:This is CVE-2025-27466 / part of XSA-472.
0036-x86-viridian-avoid-NULL-pointer-dereference-in-viridi.diff:This is CVE-2025-58142 / part of XSA-472.
>cat /etc/almalinux-release
AlmaLinux release 10.1 (Heliotrope Lion)
>xl dmesg | head -n85
__ __ _ _ ____ ___ _____
\ \/ /___ _ __ | || | |___ \ / _ \ |___ /
\ // _ \ '_ \ | || |_ __) | | | | |_ \
/ \ __/ | | | |__ _| / __/| |_| | ___) |
/_/\_\___|_| |_| |_|(_)_____|\___(_)____/
(XEN) Xen version 4.20.3 (mockbuild@dynavirt.com) (gcc (GCC) 14.3.1 20251022 (Red Hat 14.3.1-4)) debug=n Sun Apr 5 09:17:34 PDT 2026
(XEN) Latest ChangeSet: 14274673cbb499472f63-update Xen version to 4.20.3-Thu 26 Mar 2026 06:04
(XEN) build-id: 78a4405cd3bcfbf2796c06bce0e132d11d965b74
(XEN) CPU Vendor: Intel, Family 6 (0x6), Model 58 (0x3a), Stepping 9 (raw 000306a9)
(XEN) BSP microcode revision: 0x0000000c
(XEN) Microcode: GenuineIntel.bin not found during CPIO scan
(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:
(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: No, Other: BRANCH_HARDEN
(XEN) L1TF: believed vulnerable, maxphysaddr L1D 46, CPUID 36, Safe address 1000000000
(XEN) Support for HVM VMs: RSB EAGER_FPU
>dmesg | head -n85
[ 0.000000] Linux version 7.0.2-1.el10.x86_64_v2 (mockbuild@mock) (gcc (GCC) 14.3.1 20251022 (Red Hat 14.3.1-4), GNU ld version 2.43.1-2.el10) #1 SMP PREEMPT_DYNAMIC Wed May 6 16:37:54 PDT 2026
[ 0.000000] Command line: root=UUID=959df582-8ddb-4693-b72b-1543b71b78f9 ro console=hvc0 earlyprintk=xen net.ifnames=0 apparmor=0 gfxpayload=1280x1024x16 noresume nopti
[ 0.000000] Released 0 page(s)
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] Xen: [mem 0x0000000000000000-0x000000000007ffff] System RAM
[ 0.000000] Xen: [mem 0x0000000000080000-0x00000000000fffff] device reserved
[ 0.000000] Xen: [mem 0x0000000000100000-0x000000006307ffff] System RAM
[ 0.000000] Xen: [gap 0x0000000063080000-0x00000000daf7ffff]
[ 0.000000] Xen: [mem 0x00000000daf80000-0x00000000dafa2fff] ACPI NVS
[ 0.000000] Xen: [mem 0x00000000dafa3000-0x00000000dafdffff] ACPI data
[ 0.000000] Xen: [mem 0x00000000dafe0000-0x00000000daffffff] device reserved
[ 0.000000] Xen: [gap 0x00000000db000000-0x00000000f3ffffff]
[ 0.000000] Xen: [mem 0x00000000f4000000-0x00000000f7ffffff] device reserved
[ 0.000000] Xen: [gap 0x00000000f8000000-0x00000000febfffff]
[ 0.000000] Xen: [mem 0x00000000fec00000-0x00000000ffffffff] device reserved
[ 0.000000] printk: legacy bootconsole [xenboot0] enabled
[ 0.000000] NX (Execute Disable) protection: active
[ 0.000000] APIC: Static calls initialized
[ 0.000000] SMBIOS 2.4 present.
[ 0.000000] DMI: Gigabyte Technology Co., Ltd. Z68X-UD3H-B3/Z68X-UD3H-B3, BIOS F11 02/21/2012
[ 0.000000] DMI: Memory slots populated: 4/4
[ 0.000000] Hypervisor detected: Xen PV
[ 0.000006] Xen PV: Detected 4 vCPUS
[ 0.031142] tsc: Fast TSC calibration using PIT
[ 0.031144] tsc: Detected 3392.527 MHz processor
[ 0.031146] tsc: Detected 3392.294 MHz TSC
[ 0.031245] e820: update [mem 0x00000000-0x00000fff] System RAM ==> device reserved
[ 0.031250] e820: remove [mem 0x000a0000-0x000fffff] System RAM
[ 0.031255] last_pfn = 0xdafe0 max_arch_pfn = 0x400000000
[ 0.031258] MTRR map: 3 entries (0 fixed + 3 variable; max 20), built from 10 variable MTRRs
[ 0.031261] MTRRs set to read-only
[ 0.031264] x86/PAT: Configuration [0-7]: WB WT UC- UC WC WP UC UC
[ 0.031292] Kernel/User page tables isolation: disabled on XEN PV.
[ 0.068318] RAMDISK: [mem 0x08000000-0x0ae6dfff]
[ 0.068332] ACPI: Early table checksum verification disabled
[ 0.078459] ACPI: RSDP 0x00000000000F7920 000014 (v00 GBT )
[ 0.078466] ACPI: RSDT 0x00000000DAFA3040 000054 (v01 GBT GBTUACPI 42302E31 GBTU 01010101)
[ 0.078480] ACPI: FACP 0x00000000DAFA3100 000074 (v01 GBT GBTUACPI 42302E31 GBTU 01010101)
[ 0.078497] ACPI: DSDT 0x00000000DAFA31C0 004D4C (v01 GBT GBTUACPI 00001000 MSFT 04000000)
[ 0.078504] ACPI: FACS 0x00000000DAF80000 000040
[ 0.078510] ACPI: MSDM 0x00000000DAFA8080 000055 (v03 GBT GBTUACPI 42302E31 GBTU 01010101)
[ 0.078517] ACPI: HPET 0x00000000DAFA8140 000038 (v01 GBT GBTUACPI 42302E31 GBTU 00000098)
[ 0.078524] ACPI: MCFG 0x00000000DAFA81C0 00003C (v01 GBT GBTUACPI 42302E31 GBTU 01010101)
[ 0.078530] ACPI: ASPT 0x00000000DAFA8300 000034 (v07 GBT PerfTune 312E3042 UTBG 01010101)
[ 0.078537] ACPI: SSPT 0x00000000DAFA8340 002380 (v01 GBT SsptHead 312E3042 UTBG 01010101)
[ 0.078544] ACPI: EUDS 0x00000000DAFAA6C0 0000C0 (v01 GBT 00000000 00000000)
[ 0.078550] ACPI: MATS 0x00000000DAFAA780 000034 (v01 GBT 00000000 00000000)
[ 0.078557] ACPI: TAMG 0x00000000DAFAA7E0 000CFA (v01 GBT GBT B0 5455312E BG?? 53450101)
[ 0.078564] ACPI: APIC 0x00000000DAFA7F80 0000BC (v01 GBT GBTUACPI 42302E31 GBTU 01010101)
[ 0.078570] ACPI: SSDT 0x00000000DAFAB500 00269C (v01 INTEL PPM RCM 80000001 INTL 20061109)
[ 0.078577] ACPI: MATS 0x00000000DAFADBC0 00AAE6 (v01 MATS RCM 80000001 INTL 20061109)
[ 0.078581] ACPI: Reserving FACP table memory at [mem 0xdafa3100-0xdafa3173]
[ 0.078584] ACPI: Reserving DSDT table memory at [mem 0xdafa31c0-0xdafa7f0b]
[ 0.078586] ACPI: Reserving FACS table memory at [mem 0xdaf80000-0xdaf8003f]
[ 0.078588] ACPI: Reserving MSDM table memory at [mem 0xdafa8080-0xdafa80d4]
[ 0.078590] ACPI: Reserving HPET table memory at [mem 0xdafa8140-0xdafa8177]
[ 0.078592] ACPI: Reserving MCFG table memory at [mem 0xdafa81c0-0xdafa81fb]
[ 0.078594] ACPI: Reserving ASPT table memory at [mem 0xdafa8300-0xdafa8333]
[ 0.078595] ACPI: Reserving SSPT table memory at [mem 0xdafa8340-0xdafaa6bf]
[ 0.078597] ACPI: Reserving EUDS table memory at [mem 0xdafaa6c0-0xdafaa77f]
[ 0.078599] ACPI: Reserving MATS table memory at [mem 0xdafaa780-0xdafaa7b3]
[ 0.078601] ACPI: Reserving TAMG table memory at [mem 0xdafaa7e0-0xdafab4d9]
[ 0.078603] ACPI: Reserving APIC table memory at [mem 0xdafa7f80-0xdafa803b]
[ 0.078605] ACPI: Reserving SSDT table memory at [mem 0xdafab500-0xdafadb9b]
[ 0.078607] ACPI: Reserving MATS table memory at [mem 0xdafadbc0-0xdafb86a5]
[ 0.078677] APIC: Switched APIC routing to: Xen PV
[ 0.078702] NUMA turned off
[ 0.078704] Faking a node at [mem 0x0000000000000000-0x00000000dafdffff]
[ 0.078714] NODE_DATA(0) allocated [mem 0x5fcf36c0-0x5fd1dcff]
[ 0.078727] p2m virtual area at (____ptrval____), size is 40000000
[ 0.187091] Remapped 128 page(s)
[ 0.187095] Remapped 0 non-RAM page(s)
[ 0.187115] Reserving Intel graphics memory at [mem 0xdba00000-0xdf9fffff]
[ 0.187276] ACPI: PM-Timer IO Port: 0x408
[ 0.187299] CPU topo: CPU limit of 4 reached. Ignoring further CPUs
[ 0.187313] ACPI: LAPIC_NMI (acpi_id[0x00] dfl dfl lint[0x1])
[ 0.187316] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1])
[ 0.187319] ACPI: LAPIC_NMI (acpi_id[0x02] dfl dfl lint[0x1])
[ 0.187321] ACPI: LAPIC_NMI (acpi_id[0x03] dfl dfl lint[0x1])
[ 0.187323] ACPI: LAPIC_NMI (acpi_id[0x04] dfl dfl lint[0x1])
[ 0.187325] ACPI: LAPIC_NMI (acpi_id[0x05] dfl dfl lint[0x1])
[ 0.187327] ACPI: LAPIC_NMI (acpi_id[0x06] dfl dfl lint[0x1])
[ 0.187329] ACPI: LAPIC_NMI (acpi_id[0x07] dfl dfl lint[0x1])
[ 0.187345] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23
[ 0.187353] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
>vgchange -ay z68vm
70 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 (/usr/lib/systemd/system/xendomains.service; enabled; preset: enabled)
Drop-In: /etc/systemd/system/xendomains.service.d
└─override.conf
Active: active (exited) since Mon 2026-05-11 10:01:57 PDT; 6min ago
Invocation: a27356146b7244449a563a642df19034
Process: 895 ExecStartPre=/bin/grep -q control_d /proc/xen/capabilities (code=exited, status=0/SUCCESS)
Process: 897 ExecStartPre=/sbin/xl sched-credit2 --domain=0 --weight=512 (code=exited, status=0/SUCCESS)
Process: 899 ExecStart=/usr/lib/xen/bin/xendomains start (code=exited, status=0/SUCCESS)
Main PID: 899 (code=exited, status=0/SUCCESS)
Tasks: 22 (limit: 8847)
Memory: 25.5M (peak: 28.7M)
CPU: 3.993s
CGroup: /system.slice/xendomains.service
├─1186 /usr/sbin/xl create --quiet --defconfig /etc/xen/auto/a_al9pv
├─1404 /usr/sbin/xl create --quiet --defconfig /etc/xen/auto/d_kit10v2
├─1904 /usr/sbin/xl create --quiet --defconfig /etc/xen/auto/f_booky
├─2214 /usr/bin/qemu-system-i386 -xen-domid 4 -no-shutdown -chardev socket,id=libxl-cmd,path=/run/xen/qmp-libxl-4,server=on,wait=off -mon chardev=libxl-cmd,mode=control -chardev socket,id=libxenstat-cmd,path=/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
├─2272 /usr/sbin/xl create --quiet --defconfig /etc/xen/auto/g_al10v2
├─2519 /usr/bin/qemu-system-i386 -xen-domid 5 -no-shutdown -chardev socket,id=libxl-cmd,path=/run/xen/qmp-libxl-5,server=on,wait=off -mon chardev=libxl-cmd,mode=control -chardev socket,id=libxenstat-cmd,path=/run/xen/qmp-libxenstat-5,server=on,wait=off -mon chardev=libxenstat-cmd,mode=control -nodefaults -no-user-config -xen-attach -name resol26 -vnc 0.0.0.0:0,to=99 -display none -k en-us -machine xenpv -m 2800
└─2577 /usr/sbin/xl create --quiet --defconfig /etc/xen/auto/i_resol26
May 11 10:01:55 al10dom0 root[2556]: /etc/xen/scripts/vif-bridge: setting vif5.0 MTU to 1500
May 11 10:01:55 al10dom0 root[2558]: /etc/xen/scripts/vif-bridge: Writing /local/domain/5/device/vif/0/mtu 1500 to xenstore.
May 11 10:01:55 al10dom0 root[2560]: /etc/xen/scripts/vif-bridge: adding vif5.0 to bridge br0
May 11 10:01:55 al10dom0 root[2573]: /etc/xen/scripts/vif-bridge: Successful vif-bridge online for vif5.0, bridge br0.
May 11 10:01:55 al10dom0 root[2574]: /etc/xen/scripts/vif-bridge: Writing backend/vif/5/0/hotplug-status connected to xenstore.
May 11 10:01:55 al10dom0 xendomains[899]: i_resol26
May 11 10:01:55 al10dom0 xendomains[2579]: warning: usleep is deprecated, and will be removed in near future!
May 11 10:01:55 al10dom0 xendomains[2579]: warning: use "sleep 1.35" instead...
May 11 10:01:57 al10dom0 xendomains[899]: [ OK ]
May 11 10:01:57 al10dom0 systemd[1]: Finished xendomains.service - Xendomains - start and stop guests on boot and shutdown.
>xl info
host : al10dom0
release : 7.0.2-1.el10.x86_64_v2
version : #1 SMP PREEMPT_DYNAMIC Wed May 6 16:37:54 PDT 2026
machine : x86_64
nr_cpus : 8
max_cpu_id : 7
nr_nodes : 1
cores_per_socket : 4
threads_per_core : 2
cpu_mhz : 3392.294
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 : 11691
sharing_freed_memory : 0
sharing_used_memory : 0
outstanding_claims : 0
free_cpus : 0
xen_major : 4
xen_minor : 20
xen_extra : .3
xen_version : 4.20.3
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 : 14274673cbb499472f63-update Xen version to 4.20.3-Thu 26 Mar 2026 06:04
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 (GCC) 14.3.1 20251022 (Red Hat 14.3.1-4)
cc_compile_by : mockbuild
cc_compile_domain : dynavirt.com
cc_compile_date : Sun Apr 5 09:17:34 PDT 2026
build_id : 78a4405cd3bcfbf2796c06bce0e132d11d965b74
xend_config_format : 4
>xl list
Name ID Mem VCPUs State Time(s)
Domain-0 0 1536 4 r----- 57.4
al9pv 1 4096 4 -b---- 8.3
kit10v2 2 2048 4 -b---- 10.9
bookyz 3 4096 6 -b---- 9.3
al10v2 4 6144 6 -b---- 12.2
resol26 5 2746 4 -b---- 9.3
>grep XEN_ /boot/config-7.0.2-1.el10.x86_64_v2
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_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=y
CONFIG_XEN_DOM0=y
CONFIG_XEN_EFI=y
CONFIG_XEN_FBDEV_FRONTEND=y
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_GRANT_DMA_IOMMU=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=m
CONFIG_XEN_PCIDEV_BACKEND=m
CONFIG_XEN_PCIDEV_FRONTEND=y
CONFIG_XEN_PCI_STUB=y
# CONFIG_XEN_PRIVCMD_EVENTFD is not set
CONFIG_XEN_PRIVCMD=y
CONFIG_XEN_PVCALLS_BACKEND=m
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_MSR_SAFE=y
CONFIG_XEN_PV_SMP=y
CONFIG_XEN_PV=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_FORCE_GRANT=y
CONFIG_XEN_VIRTIO=y
CONFIG_XEN_WDT=m
CONFIG_XEN_XENBUS_FRONTEND=y
>qemu-system-i386 -version
QEMU emulator version 8.2.0
Copyright (c) 2003-2023 Fabrice Bellard and the QEMU Project developers
>iptables -S -t nat
-P PREROUTING ACCEPT
-P INPUT ACCEPT
-P OUTPUT ACCEPT
-P POSTROUTING ACCEPT
>systemctl list-unit-files | grep enab | sort
auditd.service disabled enabled
audit-rules.service enabled enabled
crond.service enabled enabled
dbus-broker.service enabled enabled
dbus.socket enabled enabled
dm-event.socket enabled enabled
dnf-makecache.timer enabled enabled
fips-crypto-policy-overlay.service enabled enabled
firewalld.service masked enabled
fstrim.timer disabled enabled
getty@.service enabled enabled
haveged.service enabled disabled
import-state.service enabled enabled
irqbalance.service enabled enabled
logrotate.timer enabled enabled
lvm2-lvmpolld.socket enabled enabled
lvm2-monitor.service enabled enabled
plocate-updatedb.timer enabled enabled
rc-local.service enabled-runtime disabled
reboot.target enabled enabled
remote-cryptsetup.target enabled enabled
remote-fs.target enabled enabled
rpmdb-migrate.service enabled enabled
rpmdb-rebuild.service enabled enabled
rsyslog.service enabled enabled
selinux-autorelabel-mark.service disabled enabled
sshd.service enabled enabled
sssd-kcm.socket enabled enabled
sssd.service enabled enabled
systemd-confext.service enabled enabled
systemd-fsck-root.service enabled-runtime disabled
systemd-networkd.service enabled disabled
systemd-networkd.socket enabled disabled
systemd-network-generator.service disabled enabled
systemd-pstore.service enabled enabled
systemd-remount-fs.service enabled-runtime disabled
systemd-resolved.service enabled disabled
systemd-sysext.service enabled enabled
systemd-userdbd.socket disabled enabled
xenconsoled.service enabled enabled
xendomains.service enabled enabled
xen-init-dom0.service enabled disabled
xen-qemu-dom0-disk-backend.service enabled disabled
xenstored.service enabled enabled
>ps aux | grep xen
root 49 0.0 0.0 0 0 ? S 10:01 0:00 [xenbus]
root 50 0.0 0.0 0 0 ? S 10:01 0:00 [xenwatch]
root 61 0.0 0.0 0 0 ? S 10:01 0:00 [xen-balloon]
root 875 0.1 0.2 4080 3244 ? S 10:01 0:00 /usr/sbin/xenstored --pid-file /run/xen/xenstored.pid
root 885 0.0 0.4 72268 6064 ? Ssl 10:01 0:00 /usr/sbin/xenconsoled -i --log=none --log-dir=/var/log/xen/console
root 1147 0.0 1.2 264184 18096 ? Sl 10:01 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 /run/xen/qemu-dom0.pid
root 1186 0.0 0.2 72472 3324 ? Ssl 10:01 0:00 /usr/sbin/xl create --quiet --defconfig /etc/xen/auto/a_al9pv
root 1404 0.0 0.2 72472 2968 ? Ssl 10:01 0:00 /usr/sbin/xl create --quiet --defconfig /etc/xen/auto/d_kit10v2
root 1904 0.0 0.2 72472 2972 ? Ssl 10:01 0:00 /usr/sbin/xl create --quiet --defconfig /etc/xen/auto/f_booky
root 2214 0.0 2.0 416392 29024 ? Ssl 10:01 0:00 /usr/bin/qemu-system-i386 -xen-domid 4 -no-shutdown -chardev socket,id=libxl-cmd,path=/run/xen/qmp-libxl-4,server=on,wait=off -mon chardev=libxl-cmd,mode=control -chardev socket,id=libxenstat-cmd,path=/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 2272 0.0 0.2 72644 3072 ? Ssl 10:01 0:00 /usr/sbin/xl create --quiet --defconfig /etc/xen/auto/g_al10v2
root 2519 0.0 2.0 447240 28812 ? Ssl 10:01 0:00 /usr/bin/qemu-system-i386 -xen-domid 5 -no-shutdown -chardev socket,id=libxl-cmd,path=/run/xen/qmp-libxl-5,server=on,wait=off -mon chardev=libxl-cmd,mode=control -chardev socket,id=libxenstat-cmd,path=/run/xen/qmp-libxenstat-5,server=on,wait=off -mon chardev=libxenstat-cmd,mode=control -nodefaults -no-user-config -xen-attach -name resol26 -vnc 0.0.0.0:0,to=99 -display none -k en-us -machine xenpv -m 2800
root 2577 0.0 0.2 72640 3116 ? Ssl 10:01 0:00 /usr/sbin/xl create --quiet --defconfig /etc/xen/auto/i_resol26
root 2777 0.0 0.5 18492 7844 pts/5 S+ 10:08 0:00 sudo ./dump_xen_trace tlviewer
root 2779 0.0 0.2 18492 2916 pts/6 Ss 10:08 0:00 sudo ./dump_xen_trace tlviewer
root 2780 0.0 0.2 7068 3564 pts/6 S+ 10:08 0:00 /bin/sh ./dump_xen_trace tlviewer
root 2806 0.0 0.1 6488 2264 pts/6 S+ 10:08 0:00 grep xen
>systemd-analyze time
Startup finished in 807ms (kernel) + 12.998s (initrd) + 25.500s (userspace) = 39.307s
multi-user.target reached after 25.474s in userspace.
>systemd-analyze blame
12.911s dev-sda12.device
11.129s xendomains.service
10.589s dracut-initqueue.service
7.020s user@1000.service
2.830s mnt-zdum.mount
2.716s initrd-switch-root.service
646ms lvm2-monitor.service
536ms systemd-networkd.service
499ms systemd-journald.service
434ms systemd-udev-trigger.service
417ms systemd-tmpfiles-setup-dev-early.service
363ms systemd-resolved.service
345ms systemd-udevd.service
333ms xen-init-dom0.service
327ms systemd-hostnamed.service
256ms dbus-broker.service
246ms sys-kernel-tracing.mount
239ms user-runtime-dir@1000.service
226ms xenstored.service
226ms kmod-static-nodes.service
224ms systemd-networkd-persistent-storage.service
224ms sys-kernel-debug.mount
224ms proc-xen.mount
224ms dev-mqueue.mount
210ms sshd.service
202ms rsyslog.service
201ms modprobe@dm_mod.service
199ms audit-rules.service
194ms modprobe@drm.service
187ms logrotate.service
187ms modprobe@efi_pstore.service
180ms modprobe@fuse.service
173ms modprobe@loop.service
170ms systemd-udev-load-credentials.service
154ms systemd-sysctl.service
146ms systemd-fsck-root.service
143ms systemd-random-seed.service
141ms systemd-journal-flush.service
140ms systemd-modules-load.service
126ms systemd-logind.service
120ms systemd-remount-fs.service
116ms systemd-tmpfiles-setup.service
112ms dracut-cmdline.service
91ms systemd-vconsole-setup.service
88ms dracut-pre-udev.service
88ms data1.mount
79ms dracut-shutdown.service
76ms rc-local.service
67ms initrd-parse-etc.service
63ms dev-sda2.swap
42ms systemd-tmpfiles-setup-dev.service
39ms dracut-pre-pivot.service
36ms initrd-cleanup.service
36ms sys-fs-fuse-connections.mount
34ms systemd-update-utmp.service
33ms dracut-pre-trigger.service
32ms initrd-udevadm-cleanup-db.service
27ms xen-qemu-dom0-disk-backend.service
25ms xenconsoled.service
24ms systemd-sysusers.service
19ms systemd-update-utmp-runlevel.service
18ms systemd-user-sessions.service
17ms dracut-pre-mount.service
13ms tmp.mount
13ms modprobe@configfs.service
>sudo 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.
>brctl show
bridge name bridge id STP enabled interfaces
br0 8000.52ce10032f7d no eth0
vif1.0
vif2.0
vif3.0
vif4.0
vif5.0
>cat /etc/systemd/network/br0.network
[Match]
Name=br0
[Network]
DNS=8.8.4.4
Address=192.168.1.11/24
Gateway=192.168.1.1
#MACAddress=50:e5:49:bd:23:a9
>tree /boot
/boot
├── config-6.17.5-1.el10.x86_64_v2
├── config-7.0.2-1.el10.x86_64_v2
├── dracut
├── efi
│ └── EFI
│ └── almalinux
├── flask
│ └── xenpolicy-4.18
├── grub2
│ ├── grub.cfg
│ └── grubenv
├── initramfs-6.17.5-1.el10.x86_64_v2.img
├── initramfs-7.0.2-1.el10.x86_64_v2.img
├── kcfg
│ ├── xen-4.20.config
│ └── xen-4.20-xsm.config
├── loader
│ └── entries
│ ├── 569bbefcd9b240e3b4b0b9a573e79694-6.17.5-1.el10.x86_64_v2.conf
│ └── 569bbefcd9b240e3b4b0b9a573e79694-7.0.2-1.el10.x86_64_v2.conf
├── symvers-6.17.5-1.el10.x86_64_v2.gz -> /lib/modules/6.17.5-1.el10.x86_64_v2/symvers.gz
├── symvers-7.0.2-1.el10.x86_64_v2.gz -> /lib/modules/7.0.2-1.el10.x86_64_v2/symvers.gz
├── System.map-6.17.5-1.el10.x86_64_v2
├── System.map-7.0.2-1.el10.x86_64_v2
├── vmlinuz-6.17.5-1.el10.x86_64_v2
├── vmlinuz-7.0.2-1.el10.x86_64_v2
├── xen-4.20.gz
└── xen-4.20-xsm.gz
10 directories, 19 files
>netstat -an | grep ^tcp
tcp 0 0 127.0.0.1:5900 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 0.0.0.0:22 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN
tcp 0 0 192.168.1.11:22 192.168.1.107:41764 ESTABLISHED
tcp6 0 0 :::22 :::* LISTEN