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Re: Issue with Ubuntu and Xen-3.3.2
On 10 February 2017 at 21:12, Brian Buhrow <buhrow%nfbcal.org@localhost> wrote:
> The Dom0 is a NetBSD-5.2/amd64 installation running Xen-3.3.2, with a
> number of DomU's, mostly NetbSD-5, but we've run Linux CenTOS in the past
> on this setup.
> hello. Ok, I realize I'm running an ancient version of Xen, but it's
> a production environment and it's been very stable for us. Now, I'd like
> to bring up a Ubuntu domU and I have it almost working.
> I'm using ubuntu 16.04 with a 4.4.0-51 Linux kernel. I'm trying to bring
> up the installation environment and I'm getting stuck after the kernel
> loads, but before the userland processes begin. I get further if I define
> more than one vcpu, but the VM still crashes.
> I've also tried bringing up an HVM, but I couldn't figure out how to
> get the ISO image to use a serial console. I'm sure there are more ways to
> poke at this problem, but if anyone has ideas on what I might try to either
> solve the issue or get more information about the nature of the problem,
> I'd be very appreciative.
> My config and boot messages are below.
> <cut here for config>
> # -*- mode: python; -*-
> # Python configuration setup for 'xm create'.
> # This script sets the parameters used when a domain is created using 'xm create'.
> # You use a separate script for each domain you want to create, or
> # you can set the parameters for the domain on the xm command line.
> kernel = "/var/xen/images/ubuntu/vmlinuz-4.4.0-51"
> # Initial memory allocation (in megabytes) for the new domain.
> memory = 8192
> # Number of Virtual CPUS to use, default is 1
> vcpus = 2
> # A name for your domain. All domains must have different names.
> name = "Ubuntu_16"
> #Set up initial ram disk for creating complete system
> ramdisk = "/var/xen/images/ubuntu/initrd-51.img"
> vif = [ 'mac=56:4d:41:52:4b:01, bridge=bridge0, type=ioemu' ]
> disk = [ 'file:/var/xen/vianet2/ubuntu_16/disk0,0xca00,w' ]
> extra = ""
> autorestart = False
> <cut here for boot messages>
> Script started on Fri Feb 10 13:03:31 2017
> [ 0.000000] Initializing cgroup subsys cpuset
> [ 0.000000] Initializing cgroup subsys cpu
> [ 0.000000] Initializing cgroup subsys cpuacct
> [ 0.000000] Linux version 4.4.0-51-generic (buildd@lcy01-08) (gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.4) ) #72-Ubuntu SMP Thu Nov 24 18:29:54 UTC 2016 (Ubuntu 4.4.0-51.72-generic 4.4.30)
> [ 0.000000] Command line:
> [ 0.000000] KERNEL supported cpus:
> [ 0.000000] Intel GenuineIntel
> [ 0.000000] AMD AuthenticAMD
> [ 0.000000] Centaur CentaurHauls
> [ 0.000000] x86/fpu: Legacy x87 FPU detected.
> [ 0.000000] x86/fpu: Using 'lazy' FPU context switches.
> [ 0.000000] ACPI in unprivileged domain disabled
> [ 0.000000] Released 0 page(s)
> [ 0.000000] e820: BIOS-provided physical RAM map:
> [ 0.000000] Xen: [mem 0x0000000000000000-0x000000000009ffff] usable
> [ 0.000000] Xen: [mem 0x00000000000a0000-0x00000000000fffff] reserved
> [ 0.000000] Xen: [mem 0x0000000000100000-0x00000002007fffff] usable
> [ 0.000000] NX (Execute Disable) protection: active
> [ 0.000000] DMI not present or invalid.
> [ 0.000000] Hypervisor detected: Xen
> [ 0.000000] e820: last_pfn = 0x200800 max_arch_pfn = 0x400000000
> [ 0.000000] MTRR: Disabled
> [ 0.000000] x86/PAT: MTRRs disabled, skipping PAT initialization too.
> [ 0.000000] x86/PAT: Configuration [0-7]: WB WT UC- UC WC WP UC UC
> [ 0.000000] e820: last_pfn = 0x100000 max_arch_pfn = 0x400000000
> [ 0.000000] Scanning 1 areas for low memory corruption
> [ 0.000000] RAMDISK: [mem 0x02228000-0x047dcfff]
> [ 0.000000] NUMA turned off
> [ 0.000000] Faking a node at [mem 0x0000000000000000-0x00000002007fffff]
> [ 0.000000] NODE_DATA(0) allocated [mem 0x1ff023000-0x1ff027fff]
> [ 0.000000] Zone ranges:
> [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff]
> [ 0.000000] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
> [ 0.000000] Normal [mem 0x0000000100000000-0x00000002007fffff]
> [ 0.000000] Device empty
> [ 0.000000] Movable zone start for each node
> [ 0.000000] Early memory node ranges
> [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009ffff]
> [ 0.000000] node 0: [mem 0x0000000000100000-0x00000002007fffff]
> [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x00000002007fffff]
> [ 0.000000] p2m virtual area at ffffc90000000000, size is 40000000
> [ 0.000000] Remapped 0 page(s)
> [ 0.000000] SFI: Simple Firmware Interface v0.81 http://simplefirmware.org
> [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
> [ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff]
> [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000fffff]
> [ 0.000000] e820: cannot find a gap in the 32bit address range
> [ 0.000000] e820: PCI devices with unassigned 32bit BARs may break!
> [ 0.000000] e820: [mem 0x200900000-0x200cfffff] available for PCI devices
> [ 0.000000] Booting paravirtualized kernel on Xen
> [ 0.000000] Xen version: 3.3.2 (preserve-AD)
> [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns
> [ 0.000000] setup_percpu: NR_CPUS:256 nr_cpumask_bits:256 nr_cpu_ids:2 nr_node_ids:1
> [ 0.000000] PERCPU: Embedded 33 pages/cpu @ffff8801f5a00000 s98008 r8192 d28968 u1048576
> [ 0.000000] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes)
> [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 2066282
> [ 0.000000] Policy zone: Normal
> [ 0.000000] Kernel command line:
> [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
> [ 0.000000] Memory: 8164120K/8396412K available (8426K kernel code, 1285K rwdata, 3956K rodata, 1480K init, 1292K bss, 232292K reserved, 0K cma-reserved)
> [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
> [ 0.000000] Hierarchical RCU implementation.
> [ 0.000000] Build-time adjustment of leaf fanout to 64.
> [ 0.000000] RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=2
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