Доброго вечора, шановні колеги. Хелп мі, пліз. Підкажіть, будь-ласка, як правильно намалювати найпростіший конфігураційний файл в Xen 3.X для паравіртуальної гостьової машини під Debian (Domain0). Маю образ системи Убунту у вигляді Xen'івського файлу BBB.img: oleh@aaz64:~$ /sbin/fdisk -lu BBB.img You must set cylinders. You can do this from the extra functions menu. Disk BBB.img: 0 MB, 0 bytes 4 heads, 32 sectors/track, 0 cylinders, total 0 sectors Units = sectors of 1 * 512 = 512 bytes Disk identifier: 0x0004b043 Device Boot Start End Blocks Id System BBB.img1 1 156248046 78124023 83 Linux Partition 1 has different physical/logical endings: phys=(1023, 3, 32) logical=(1220687, 3, 15) BBB.img2 156248064 164061183 3906560 82 Linux swap / Solaris Partition 2 has different physical/logical beginnings (non-Linux?): phys=(1023, 3, 32) logical=(1220688, 0, 1) Partition 2 has different physical/logical endings: phys=(1023, 3, 32) logical=(1281727, 3, 32) oleh@aaz64:~$ root@aaz64:/home/oleh# losetup /dev/loop0 BBB.img -o $((1 * 512)) Там у форматі ext4 (а Domain0 в мене ext3) знаходиться рутова файлова система: root@aaz64:/home/oleh# file -s /dev/loop0 /dev/loop0: Linux rev 1.0 ext4 filesystem data, UUID=8930d547-902b-483a-bdec-3f7b3a8be99c (needs journal recovery) (extents) (large files) (huge files) root@aaz64:/home/oleh# Хочу ще виділити для цієї гостьової машини (DomainU) 1 ГБ Ram. Примонтував файл образу BBB.img *(вірніше, /dev/loop0)* до /mnt. Отримав нормальне дерево рутової файлової системи: oleh@aaz64:/home/oleh$ ls -l /mnt загалом 88 drwxr-xr-x 2 root root 4096 січ 13 07:17 bin drwxr-xr-x 3 root root 4096 січ 13 07:22 boot drwxr-xr-x 4 root root 4096 січ 13 07:15 dev drwxr-xr-x 85 root root 4096 січ 13 07:22 etc drwxr-xr-x 3 root root 4096 січ 13 07:17 home lrwxrwxrwx 1 root root 37 січ 13 07:22 initrd.img -> boot/initrd.img-2.6.32-27-generic-pae drwxr-xr-x 14 root root 4096 січ 13 07:17 lib drwx------ 2 root root 16384 січ 13 07:21 lost+found drwxr-xr-x 2 root root 4096 січ 13 07:15 media drwxr-xr-x 2 root root 4096 кві 23 2010 mnt drwxr-xr-x 2 root root 4096 січ 13 07:15 opt drwxr-xr-x 2 root root 4096 кві 23 2010 proc drwx------ 3 root root 4096 січ 13 07:17 root drwxr-xr-x 2 root root 4096 січ 13 07:22 sbin drwxr-xr-x 2 root root 4096 гру 5 2009 selinux drwxr-xr-x 2 root root 4096 січ 13 07:15 srv drwxr-xr-x 2 root root 4096 бер 30 2010 sys drwxrwxrwt 5 root root 4096 січ 13 07:22 tmp drwxr-xr-x 10 root root 4096 січ 13 07:15 usr drwxr-xr-x 14 root root 4096 січ 13 07:16 var lrwxrwxrwx 1 root root 34 січ 13 07:22 vmlinuz -> boot/vmlinuz-2.6.32-27-generic-pae oleh@aaz64:/home/oleh$ Тепер пробую стартонути віртуальну тачку і нічого не виходить. Завалюється старт на процесі init :( Відчуваю, що якоїсь єрунди не вистачає/неправильно роблю... А що саме? Наперед вдячний за консультацію! Не мав ніколи до цього часу справи з Xen, то вже вибачте... Ось лог консолі: root@aaz64:/home/oleh# xm create -c /dev/null memory=1024 kernel=/mnt/vmlinuz ramdisk=/mnt/initrd.img disk=file:/home/oleh/BBB.img,xvda1,r root=/dev/xvda1 Using config file "/dev/null". Started domain null [ 0.000000] Reserving virtual address space above 0xf5800000 [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 2.6.32-27-generic-pae (buildd@roseapple) (gcc version 4.4.3 (Ubuntu 4.4.3-4ubuntu5) ) #49-Ubuntu SMP Thu Dec 2 00:07:52 UTC 2010 (Ubuntu 2.6.32-27.49-generic-pae 2.6.32.26+drm33.12) [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] NSC Geode by NSC [ 0.000000] Cyrix CyrixInstead [ 0.000000] Centaur CentaurHauls [ 0.000000] Transmeta GenuineTMx86 [ 0.000000] Transmeta TransmetaCPU [ 0.000000] UMC UMC UMC UMC [ 0.000000] ACPI in unprivileged domain disabled [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] Xen: 0000000000000000 - 00000000000a0000 (usable) [ 0.000000] Xen: 00000000000a0000 - 0000000000100000 (reserved) [ 0.000000] Xen: 0000000000100000 - 0000000040000000 (usable) [ 0.000000] DMI not present or invalid. [ 0.000000] last_pfn = 0x40000 max_arch_pfn = 0x1000000 [ 0.000000] Scanning 1 areas for low memory corruption [ 0.000000] modified physical RAM map: [ 0.000000] modified: 0000000000000000 - 0000000000002000 (usable) [ 0.000000] modified: 0000000000002000 - 0000000000006000 (reserved) [ 0.000000] modified: 0000000000006000 - 00000000000a0000 (usable) [ 0.000000] modified: 00000000000a0000 - 0000000000100000 (reserved) [ 0.000000] modified: 0000000000100000 - 0000000040000000 (usable) [ 0.000000] init_memory_mapping: 0000000000000000-000000002d1fe000 [ 0.000000] Using x86 segment limits to approximate NX protection [ 0.000000] RAMDISK: 00a5b000 - 01215000 [ 0.000000] 302MB HIGHMEM available. [ 0.000000] 721MB LOWMEM available. [ 0.000000] mapped low ram: 0 - 2d1fe000 [ 0.000000] low ram: 0 - 2d1fe000 [ 0.000000] node 0 low ram: 00000000 - 2d1fe000 [ 0.000000] node 0 bootmap 00007000 - 0000ca40 [ 0.000000] (9 early reservations) ==> bootmem [0000000000 - 002d1fe000] [ 0.000000] #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000] [ 0.000000] #1 [0001318000 - 0001324000] XEN PAGETABLES ==> [0001318000 - 0001324000] [ 0.000000] #2 [0000001000 - 0000002000] EX TRAMPOLINE ==> [0000001000 - 0000002000] [ 0.000000] #3 [0000006000 - 0000007000] TRAMPOLINE ==> [0000006000 - 0000007000] [ 0.000000] #4 [0000100000 - 0000935818] TEXT DATA BSS ==> [0000100000 - 0000935818] [ 0.000000] #5 [0000a5b000 - 0001215000] RAMDISK ==> [0000a5b000 - 0001215000] [ 0.000000] #6 [0001215000 - 0001318000] XEN START INFO ==> [0001215000 - 0001318000] [ 0.000000] #7 [0001324000 - 0001480000] PGTABLE ==> [0001324000 - 0001480000] [ 0.000000] #8 [0000007000 - 000000d000] BOOTMAP ==> [0000007000 - 000000d000] [ 0.000000] Zone PFN ranges: [ 0.000000] DMA 0x00000000 -> 0x00001000 [ 0.000000] Normal 0x00001000 -> 0x0002d1fe [ 0.000000] HighMem 0x0002d1fe -> 0x00040000 [ 0.000000] Movable zone start PFN for each node [ 0.000000] early_node_map[3] active PFN ranges [ 0.000000] 0: 0x00000000 -> 0x00000002 [ 0.000000] 0: 0x00000006 -> 0x000000a0 [ 0.000000] 0: 0x00000100 -> 0x00040000 [ 0.000000] Using APIC driver default [ 0.000000] SFI: Simple Firmware Interface v0.7 http://simplefirmware.org [ 0.000000] SMP: Allowing 1 CPUs, 0 hotplug CPUs [ 0.000000] Local APIC disabled by BIOS -- you can enable it with "lapic" [ 0.000000] APIC: disable apic facility [ 0.000000] PM: Registered nosave memory: 0000000000002000 - 0000000000006000 [ 0.000000] PM: Registered nosave memory: 00000000000a0000 - 0000000000100000 [ 0.000000] Allocating PCI resources starting at 40000000 (gap: 40000000:c0000000) [ 0.000000] Booting paravirtualized kernel on Xen [ 0.000000] Xen version: 3.2-1 [ 0.000000] NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:1 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 15 pages/cpu @c1c88000 s39480 r0 d21960 u65536 [ 0.000000] pcpu-alloc: s39480 r0 d21960 u65536 alloc=16*4096 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Xen: using vcpu_info placement [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 259995 [ 0.000000] Kernel command line: root=/dev/xvda1 [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Enabling fast FPU save and restore... done. [ 0.000000] Enabling unmasked SIMD FPU exception support... done. [ 0.000000] Initializing CPU#0 [ 0.000000] allocated 5242880 bytes of page_cgroup [ 0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups [ 0.000000] Initializing HighMem for node 0 (0002d1fe:00040000) [ 0.000000] Memory: 1014708k/1048576k available (4835k kernel code, 33012k reserved, 2218k data, 672k init, 309256k highmem) [ 0.000000] virtual kernel memory layout: [ 0.000000] fixmap : 0xf571d000 - 0xf57ff000 ( 904 kB) [ 0.000000] pkmap : 0xf5200000 - 0xf5400000 (2048 kB) [ 0.000000] vmalloc : 0xed9fe000 - 0xf51fe000 ( 120 MB) [ 0.000000] lowmem : 0xc0000000 - 0xed1fe000 ( 721 MB) [ 0.000000] .init : 0xc07e4000 - 0xc088c000 ( 672 kB) [ 0.000000] .data : 0xc05b8ebf - 0xc07e36e8 (2218 kB) [ 0.000000] .text : 0xc0100000 - 0xc05b8ebf (4835 kB) [ 0.000000] SLUB: Genslabs=13, HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 0.000000] Hierarchical RCU implementation. [ 0.000000] NR_IRQS:2304 nr_irqs:256 [ 0.000000] Console: colour dummy device 80x25 [ 0.000000] console [tty0] enabled [ 0.000000] console [hvc0] enabled [ 0.000000] installing Xen timer for CPU 0 [ 0.000000] Detected 2094.748 MHz processor. [ 0.004000] Calibrating delay loop (skipped), value calculated using timer frequency.. 4189.49 BogoMIPS (lpj=8378992) [ 0.004000] Security Framework initialized [ 0.004000] AppArmor: AppArmor initialized [ 0.004000] Mount-cache hash table entries: 512 [ 0.004000] Initializing cgroup subsys ns [ 0.004000] Initializing cgroup subsys cpuacct [ 0.004000] Initializing cgroup subsys memory [ 0.004000] Initializing cgroup subsys devices [ 0.004000] Initializing cgroup subsys freezer [ 0.004000] Initializing cgroup subsys net_cls [ 0.004000] CPU: L1 I cache: 32K, L1 D cache: 32K [ 0.004000] CPU: L2 cache: 1024K [ 0.004000] CPU: Unsupported number of siblings 2 [ 0.004000] Performance Events: unsupported p6 CPU model 23 no PMU driver, software events only. [ 0.004000] SMP alternatives: switching to UP code [ 0.008000] Freeing SMP alternatives: 20k freed [ 0.008000] ftrace: converting mcount calls to 0f 1f 44 00 00 [ 0.008000] ftrace: allocating 22417 entries in 44 pages [ 0.008078] cpu 0 spinlock event irq 1 [ 0.008319] Brought up 1 CPUs [ 0.008531] devtmpfs: initialized [ 0.009098] Grant table initialized [ 0.009111] regulator: core version 0.5 [ 0.028956] Time: 165:165:165 Date: 165/165/65 [ 0.029086] NET: Registered protocol family 16 [ 0.029320] EISA bus registered [ 0.029320] PCI: Fatal: No config space access function found [ 0.032090] bio: create slab <bio-0> at 0 [ 0.032193] ACPI: Interpreter disabled. [ 0.032236] xen_balloon: Initialising balloon driver. [ 0.032236] vgaarb: loaded [ 0.032341] SCSI subsystem initialized [ 0.032604] usbcore: registered new interface driver usbfs [ 0.032636] usbcore: registered new interface driver hub [ 0.032701] usbcore: registered new device driver usb [ 0.032923] PCI: System does not support PCI [ 0.032933] PCI: System does not support PCI [ 0.033068] NetLabel: Initializing [ 0.033078] NetLabel: domain hash size = 128 [ 0.033085] NetLabel: protocols = UNLABELED CIPSOv4 [ 0.033112] NetLabel: unlabeled traffic allowed by default [ 0.033175] Switching to clocksource xen [ 0.035918] AppArmor: AppArmor Filesystem Enabled [ 0.035938] pnp: PnP ACPI: disabled [ 0.035946] PnPBIOS: Disabled [ 0.036300] NET: Registered protocol family 2 [ 0.036411] IP route cache hash table entries: 32768 (order: 5, 131072 bytes) [ 0.036785] TCP established hash table entries: 131072 (order: 8, 1048576 bytes) [ 0.037410] TCP bind hash table entries: 65536 (order: 7, 524288 bytes) [ 0.037792] TCP: Hash tables configured (established 131072 bind 65536) [ 0.037806] TCP reno registered [ 0.037953] NET: Registered protocol family 1 [ 0.038156] platform rtc_cmos: registered platform RTC device (no PNP device found) [ 0.038237] cpufreq-nforce2: No nForce2 chipset. [ 0.038275] Scanning for low memory corruption every 60 seconds [ 0.038468] audit: initializing netlink socket (disabled) [ 0.038499] type=2000 audit(1298063037.416:1): initialized [ 0.048478] Trying to unpack rootfs image as initramfs... [ 0.060402] highmem bounce pool size: 64 pages [ 0.060422] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 0.068074] VFS: Disk quotas dquot_6.5.2 [ 0.068186] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.069015] fuse init (API version 7.13) [ 0.069146] msgmni has been set to 1378 [ 0.069455] alg: No test for stdrng (krng) [ 0.069543] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) [ 0.069557] io scheduler noop registered [ 0.069564] io scheduler anticipatory registered [ 0.069572] io scheduler deadline registered [ 0.069631] io scheduler cfq registered (default) [ 0.069724] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 0.069769] pciehp: PCI Express Hot Plug Controller Driver version: 0.4 [ 0.078455] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.080133] isapnp: Write Data Register 0xa79 already used [ 0.080398] brd: module loaded [ 0.081151] loop: module loaded [ 0.081339] input: Macintosh mouse button emulation as /devices/virtual/input/input0 [ 0.082061] Fixed MDIO Bus: probed [ 0.082121] PPP generic driver version 2.4.2 [ 0.082189] tun: Universal TUN/TAP device driver, 1.6 [ 0.082197] tun: (C) 1999-2004 Max Krasnyansky [ 0.082323] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 0.082355] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 0.082377] uhci_hcd: USB Universal Host Controller Interface driver [ 0.082462] PNP: No PS/2 controller found. Probing ports directly. [ 0.083285] i8042.c: No controller found. [ 0.083396] mice: PS/2 mouse device common for all mice [ 0.083505] rtc_cmos: probe of rtc_cmos failed with error -16 [ 0.083656] device-mapper: uevent: version 1.0.3 [ 0.084996] Freeing initrd memory: 7912k freed [ 0.089667] device-mapper: ioctl: 4.15.0-ioctl (2009-04-01) initialised: dm-devel@redhat.com [ 0.089784] device-mapper: multipath: version 1.1.0 loaded [ 0.092019] device-mapper: multipath round-robin: version 1.0.0 loaded [ 0.135381] EISA: Probing bus 0 at eisa.0 [ 0.135393] EISA: Cannot allocate resource for mainboard [ 0.135402] Cannot allocate resource for EISA slot 1 [ 0.135411] Cannot allocate resource for EISA slot 2 [ 0.135419] Cannot allocate resource for EISA slot 3 [ 0.135428] Cannot allocate resource for EISA slot 4 [ 0.135436] Cannot allocate resource for EISA slot 5 [ 0.135444] Cannot allocate resource for EISA slot 6 [ 0.135453] Cannot allocate resource for EISA slot 7 [ 0.135461] Cannot allocate resource for EISA slot 8 [ 0.135469] EISA: Detected 0 cards. [ 0.135566] cpuidle: using governor ladder [ 0.135576] cpuidle: using governor menu [ 0.136060] TCP cubic registered [ 0.136277] NET: Registered protocol family 10 [ 0.136751] lo: Disabled Privacy Extensions [ 0.137073] NET: Registered protocol family 17 [ 0.137132] Using IPI No-Shortcut mode [ 0.137276] registered taskstats version 1 [ 0.137297] XENBUS: Device with no driver: device/vbd/51713 [ 0.137306] XENBUS: Device with no driver: device/console/0 [ 0.137330] Magic number: 1:252:3141 [ 0.137364] /build/buildd/linux-2.6.32/drivers/rtc/hctosys.c: unable to open rtc device (rtc0) [ 0.137377] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found [ 0.137385] EDD information not available. [ 0.137466] Freeing unused kernel memory: 672k freed [ 0.139354] Write protecting the kernel text: 4836k [ 0.140033] Write protecting the kernel read-only data: 1884k Loading, please wait... [ 0.191103] udev: starting version 151 Begin: Loading essential drivers... ... Done. Begin: Running /scripts/init-premount ... Done. Begin: Mounting root file system... ... Begin: Running /scripts/local-top ... Done. [ 0.444410] blkfront: xvda1: barriers enabled Begin: Running /scripts/local-premount ... Done. mount: mounting /dev/xvda1 on /root failed: Invalid argument Begin: Running /scripts/local-bottom ... Done. Done. Begin: Running /scripts/init-bottom ... mount: mounting /dev on /root/dev failed: No such file or directory Done. mount: mounting /sys on /root/sys failed: No such file or directory mount: mounting /proc on /root/proc failed: No such file or directory Target filesystem doesn't have /sbin/init. No init found. Try passing init= bootarg. BusyBox v1.13.3 (Ubuntu 1:1.13.3-1ubuntu11) built-in shell (ash) Enter 'help' for a list of built-in commands. (initramfs)_ -- Regards, /oleh hrynchuk