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Re: [Xen-fr] disques virtuels plus reconnus avec driver tap:aio

from [Laurent HENRY] [Permanent Link][Original]
To: xen-fr@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-fr] disques virtuels plus reconnus avec driver tap:aio
From: Laurent HENRY <Laurent.Henry@xxxxxxxx>
Date: Fri, 4 Jun 2010 10:23:02 +0200
Cc: Omar BENHAMID <o.benhamid@xxxxxxxxxx>
Delivery-date: Fri, 04 Jun 2010 01:23:19 -0700
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Bonjour,
     

Dom0: Opensuse 
Linux  2.6.31.8-0.1-xen #1 SMP 2009-12-15 23:55:40 +0100 x86_64 x86_64 x86_64 
GNU/Linux
xen-tools-3.4.1_19718_04-2.1.x86_64
kernel-xen-base-2.6.31.8-0.1.1.x86_64
xen-libs-3.4.1_19718_04-2.1.x86_64
kernel-xen-2.6.31.8-0.1.1.x86_64
xen-kmp-desktop-3.4.1_19718_04_2.6.31.5_0.1-2.1.x86_64
xen-3.4.1_19718_04-2.1.x86_64

DomU que je tente d'installer Opensuse meme profil (11.2 x64) en PV


J'ai l'impression que le pb est coté DomU qui n'a pas (?) chargé le driver 
pouvant prendreen charge les DD qui lui sont présentés. Des le début du 
processus d'install, je vois que je n'ai aps de disques montés.


xend.log relatif à une instance de ce pb

[2010-06-04 10:14:27 28892] DEBUG (XendDomainInfo:251) 
XendDomainInfo.createDormant({'vcpus_params': {'cap': 0, 'weight': 
256}, 'PV_args': ' install=http://212.27.60.27/mirro
rs/ftp.opensuse.org/opensuse/distribution/11.2/repo/oss/ ', 'features': '', 
'cpus': 
[[]], 'devices': {'b0df30d1-4b91-d68d-17b0-820f963e5f7c': ('vfb', 
{'vncunused': '1', 'othe
r_config': 
{'vncunused': '1', 'vnc': '1', 'xauthority': '/root/.Xauthority'}, 'vnc': '1', 
'xauthority': '/root/.Xauthority', 'uuid': 
'b0df30d1-4b91-d68d-17b0-820f963e5f7c'}),
 '519cca25-cb1c-eb74-8703-a7b6d60a1018': ('vif', 
{'bridge': 'br0', 'mac': '00:16:3e:72:17:e3', 'uuid': 
'519cca25-cb1c-eb74-8703-a7b6d60a1018'}), '40844308-e5df-4b72-481f-6d79
51b7ca6f': ('tap', {'bootable': 
1, 'uname': 'tap:aio:/var/lib/xen/images/smtp3a/disk0', 'mode': 'w', 'dev': 
'xvda', 'uuid': '40844308-e5df-4b72-481f-6d7951b7ca6f'}), 'c8db81a
b-1190-8b72-19a7-a18872c5d075': ('vkbd', 
{'uuid': 'c8db81ab-1190-8b72-19a7-a18872c5d075'})}, 'vcpu_avail': 
1, 'VCPUs_live': 1, 'PV_bootloader': '', 'actions_after_crash': 'de
stroy', 'vbd_refs': 
['40844308-e5df-4b72-481f-6d7951b7ca6f'], 'PV_ramdisk': 
'/tmp/install-initrd.Tnx53F', 'is_control_domain': 
False, 'name_label': 'smtp3a', 'VCPUs_at_startu
p': 1, 'HVM_boot_params': {}, 'platform': 
{'device_model': '/usr/lib64/xen/bin/qemu-dm', 'videoram': 
4}, 'PV_kernel': '/tmp/kernel.uoMeba', 'console_refs': ['b0df30d1-4b91-d6
8d-17b0-820f963e5f7c'], 'on_xend_stop': 'ignore', 'memory_static_min': 
0, 'HVM_boot_policy': '', 'VCPUs_max': 1, 'memory_static_max': 
536870912, 'actions_after_shutdown': 'de
stroy', 'on_xend_start': 'ignore', 'memory_dynamic_max': 
536870912, 'actions_after_suspend': '', 'is_a_template': 
False, 'memory_dynamic_min': 536870912, 'uuid': 'b69539ac-1b
d6-6c94-d8a0-e0974b03fc65', 'shadow_memory': 0, 'target': 
0, 'PV_bootloader_args': '', 'other_config': {}, 'auto_power_on': 
False, 'actions_after_reboot': 'destroy', 'vif_ref
s': ['519cca25-cb1c-eb74-8703-a7b6d60a1018'], 'vtpm_refs': [], 's3_integrity': 
1})
[2010-06-04 10:14:27 28892] DEBUG (XendDomain:1006) Creating new managed 
domain: smtp3a
[2010-06-04 10:14:27 28892] DEBUG (XendDomainInfo:2324) 
XendDomainInfo.constructDomain
[2010-06-04 10:14:27 28892] DEBUG (balloon:185) Balloon: 1782408 KiB free; 
need 4096; done.
[2010-06-04 10:14:27 28892] DEBUG (XendDomain:453) Adding Domain: 120
[2010-06-04 10:14:27 28892] DEBUG (XendDomainInfo:2525) 
XendDomainInfo.initDomain: 120 256
[2010-06-04 10:14:27 28892] DEBUG (image:322) No VNC passwd configured for vfb 
access
[2010-06-04 10:14:27 28892] DEBUG (XendDomainInfo:2549) 
_initDomain:shadow_memory=0x0, memory_static_max=0x20000000, 
memory_static_min=0x0.
[2010-06-04 10:14:27 28892] DEBUG (balloon:185) Balloon: 1782296 KiB free; 
need 526848; done.
[2010-06-04 10:14:27 28892] INFO (image:173) buildDomain os=linux dom=120 
vcpus=1
[2010-06-04 10:14:27 28892] DEBUG (image:670) domid          = 120
[2010-06-04 10:14:27 28892] DEBUG (image:671) memsize        = 512
[2010-06-04 10:14:27 28892] DEBUG (image:672) image          
= /tmp/kernel.uoMeba
[2010-06-04 10:14:27 28892] DEBUG (image:673) store_evtchn   = 1
[2010-06-04 10:14:27 28892] DEBUG (image:674) console_evtchn = 2
[2010-06-04 10:14:27 28892] DEBUG (image:675) cmdline        =  
install=http://212.27.60.27/mirrors/ftp.opensuse.org/opensuse/distribution/11.2/repo/oss/
[2010-06-04 10:14:27 28892] DEBUG (image:676) ramdisk        
= /tmp/install-initrd.Tnx53F
[2010-06-04 10:14:27 28892] DEBUG (image:677) vcpus          = 1
[2010-06-04 10:14:27 28892] DEBUG (image:678) features       =
[2010-06-04 10:14:27 28892] DEBUG (image:679) flags          = 0
[2010-06-04 10:14:28 28892] INFO (XendDomainInfo:2188) createDevice: vkbd : 
{'uuid': 'c8db81ab-1190-8b72-19a7-a18872c5d075'}
[2010-06-04 10:14:28 28892] DEBUG (DevController:95) DevController: writing 
{'protocol': 'x86_64-abi', 'state': '1', 'backend-id': '0', 'backend': 
'/local/domain/0/backend/vk
bd/120/0'} to /local/domain/120/device/vkbd/0.
[2010-06-04 10:14:28 28892] DEBUG (DevController:97) DevController: writing 
{'frontend-id': '120', 'domain': 'smtp3a', 'frontend': 
'/local/domain/120/device/vkbd/0', 'state':
 '1', 'online': '1'} to /local/domain/0/backend/vkbd/120/0.
[2010-06-04 10:14:28 28892] INFO (XendDomainInfo:2188) createDevice: vfb : 
{'vncunused': '1', 'other_config': 
{'vncunused': '1', 'vnc': '1', 'xauthority': '/root/.Xauthority'
}, 'vnc': '1', 'xauthority': '/root/.Xauthority', 'uuid': 
'b0df30d1-4b91-d68d-17b0-820f963e5f7c'}
[2010-06-04 10:14:28 28892] DEBUG (DevController:95) DevController: writing 
{'protocol': 'x86_64-abi', 'state': '1', 'backend-id': '0', 'backend': 
'/local/domain/0/backend/vf
b/120/0'} to /local/domain/120/device/vfb/0.
[2010-06-04 10:14:28 28892] DEBUG (DevController:97) DevController: writing 
{'vncunused': '1', 'domain': 'smtp3a', 'frontend': 
'/local/domain/120/device/vfb/0', 'xauthority':
 '/root/.Xauthority', 'frontend-id': '120', 'state': '1', 'online': '1', 'vnc': 
'1', 'uuid': 'b0df30d1-4b91-d68d-17b0-820f963e5f7c'} 
to /local/domain/0/backend/vfb/120/0.
[2010-06-04 10:14:28 28892] INFO (XendDomainInfo:2188) createDevice: tap : 
{'bootable': 
1, 'uname': 'tap:aio:/var/lib/xen/images/smtp3a/disk0', 'mode': 'w', 'dev': 
'xvda', 'u
uid': '40844308-e5df-4b72-481f-6d7951b7ca6f'}
[2010-06-04 10:14:28 28892] DEBUG (DevController:95) DevController: writing 
{'virtual-device': '51712', 'device-type': 'disk', 'protocol': 'x86_64-abi', 
'backend-id': '0', 's
tate': '1', 'backend': '/local/domain/0/backend/tap/120/51712'} 
to /local/domain/120/device/vbd/51712.
[2010-06-04 10:14:28 28892] DEBUG (DevController:97) DevController: writing 
{'domain': 'smtp3a', 'frontend': '/local/domain/120/device/vbd/51712', 'uuid': 
'40844308-e5df-4b72
-481f-6d7951b7ca6f', 'bootable': '1', 'dev': 'xvda', 'state': '1', 'params': 
'aio:/var/lib/xen/images/smtp3a/disk0', 'mode': 'w', 'online': '1', 
'frontend-id': '120', 'type':
 'tap'} to /local/domain/0/backend/tap/120/51712.
[2010-06-04 10:14:28 28892] INFO (XendDomainInfo:2188) createDevice: vif : 
{'bridge': 'br0', 'mac': '00:16:3e:72:17:e3', 'uuid': 
'519cca25-cb1c-eb74-8703-a7b6d60a1018'}
[2010-06-04 10:14:28 28892] DEBUG (DevController:95) DevController: writing 
{'mac': '00:16:3e:72:17:e3', 'handle': '0', 'protocol': 'x86_64-abi', 
'backend-id': '0', 'state':
'1', 'backend': '/local/domain/0/backend/vif/120/0'} 
to /local/domain/120/device/vif/0.
[2010-06-04 10:14:28 28892] DEBUG (DevController:97) DevController: writing 
{'bridge': 'br0', 'domain': 'smtp3a', 'handle': '0', 'uuid': 
'519cca25-cb1c-eb74-8703-a7b6d60a1018
', 'script': '/etc/xen/scripts/vif-bridge', 'mac': '00:16:3e:72:17:e3', 
'frontend-id': '120', 'state': '1', 'online': '1', 'frontend': 
'/local/domain/120/device/vif/0'} 
to /l
ocal/domain/0/backend/vif/120/0.
[2010-06-04 10:14:28 28892] INFO (image:394) spawning device 
models: /usr/lib64/xen/bin/qemu-dm 
['/usr/lib64/xen/bin/qemu-dm', '-d', '120', '-domain-name', 'smtp3a', '-videor
am', '4', '-vnc', '127.0.0.1:0', '-vncunused', '-serial', 'pty', '-M', 'xenpv']
[2010-06-04 10:14:28 28892] INFO (image:443) device model pid: 23062
[2010-06-04 10:14:28 28892] INFO (image:542) waiting for sentinel_fifo
[2010-06-04 10:14:28 28892] DEBUG (XendDomainInfo:3099) Storing VM details: 
{'on_xend_stop': 'ignore', 'shadow_memory': '0', 'uuid': 
'b69539ac-1bd6-6c94-d8a0-e0974b03fc65', 'on_reboot': 'destroy', 'start_time': 
'1275639268.36', 'on_poweroff': 'destroy', 'bootloader_args': '', 
'on_xend_start': 'ignore', 'on_crash': 'destroy', 'xend/restart_count': '0', 
'vcpus': '1', 'vcpu_avail': '1', 'bootloader': '', 'image': "(linux 
(kernel /tmp/kernel.uoMeba) (ramdisk /tmp/install-initrd.Tnx53F) (args ' 
install=http://212.27.60.27/mirrors/ftp.opensuse.org/opensuse/distribution/11.2/repo/oss/
 ') 
(videoram 4) (device_model /usr/lib64/xen/bin/qemu-dm) (notes 
(FEATURES 'writable_page_tables|writable_descriptor_tables|
auto_translated_physmap|pae_pgdir_above_4gb|supervisor_mode_kernel') 
(VIRT_BASE 18446744071562067968) (GUEST_VERSION 2.6) (PADDR_OFFSET 0) 
(GUEST_OS linux) (HYPERCALL_PAGE 18446744071562100736) (LOADER generic) 
(INIT_P2M 18446719884453740544) (SUSPEND_CANCEL 1) (ENTRY 
18446744071562076160) (XEN_VERSION xen-3.0)))", 'name': 'smtp3a'}
[2010-06-04 10:14:28 28892] DEBUG (XendDomainInfo:1646) Storing domain 
details: 
{'console/ring-ref': '6295402', 'image/entry': '18446744071562076160', 
'console/port': '2', 'store/ring-ref': '6291556', 'image/loader': 'generic', 
'vm': '/vm/b69539ac-1bd6-6c94-d8a0-e0974b03fc65', 
'control/platform-feature-multiprocessor-suspend': '1', 'image/guest-os': 
'linux', 'image/features/writable-descriptor-tables': '1', 'image/virt-base': 
'18446744071562067968', 'memory/target': '524288', 'image/guest-version': 
'2.6', 'image/features/supervisor-mode-kernel': '1', 'console/limit': 
'1048576', 'image/paddr-offset': '0', 'image/hypercall-page': 
'18446744071562100736', 'image/suspend-cancel': '1', 'cpu/0/availability': 
'online', 'image/features/pae-pgdir-above-4gb': '1', 
'image/features/writable-page-tables': '1', 'console/type': 'ioemu', 
'image/features/auto-translated-physmap': '1', 'name': 'smtp3a', 'domid': 
'120', 'image/xen-version': 'xen-3.0', 'image/init-p2m': 
'18446719884453740544', 'store/port': '1'}
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices vif.
[2010-06-04 10:14:28 28892] DEBUG (DevController:144) Waiting for 0.
[2010-06-04 10:14:28 28892] DEBUG (DevController:95) DevController: writing 
{'protocol': 'x86_64-abi', 'state': '1', 'backend-id': '0', 'backend': 
'/local/domain/0/backend/console/120/0'} 
to /local/domain/120/device/console/0.
[2010-06-04 10:14:28 28892] DEBUG (DevController:97) DevController: writing 
{'domain': 'smtp3a', 'frontend': '/local/domain/120/device/console/0', 'uuid': 
'6f210f8d-10e0-f4b2-fd4f-bb578f4e70a4', 'frontend-id': '120', 'state': '1', 
'location': '2', 'online': '1', 'protocol': 'vt100'} 
to /local/domain/0/backend/console/120/0.
[2010-06-04 10:14:28 28892] DEBUG (XendDomainInfo:1733) 
XendDomainInfo.handleShutdownWatch
[2010-06-04 10:14:28 28892] DEBUG (DevController:654) 
hotplugStatusCallback /local/domain/0/backend/vif/120/0/hotplug-status.
[2010-06-04 10:14:28 28892] DEBUG (DevController:668) hotplugStatusCallback 1.
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices 
vkbd.
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices 
ioports.
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices tap.
[2010-06-04 10:14:28 28892] DEBUG (DevController:144) Waiting for 51712.
[2010-06-04 10:14:28 28892] DEBUG (DevController:654) 
hotplugStatusCallback /local/domain/0/backend/tap/120/51712/hotplug-status.
[2010-06-04 10:14:28 28892] DEBUG (DevController:668) hotplugStatusCallback 1.
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices 
console.
[2010-06-04 10:14:28 28892] DEBUG (DevController:144) Waiting for 0.
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices 
vscsi.
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices vbd.
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices irq.
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices vfb.
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices pci.
[2010-06-04 10:14:28 28892] DEBUG (DevController:139) Waiting for devices 
vtpm.











Le Thursday 03 June 2010 15:29:22 Omar BENHAMID, vous avez écrit :
> Bonjour,
>
> Que disent les logs xend (/var/log/xen/xend.log) ?
> Pouvez vous envoyer la config complète de votre domaine (PV ? HVM ? ...).
>
> Slts,
>
>
>
> 2010/6/3 Laurent HENRY <Laurent.Henry@xxxxxxxx>
>
> > Bonjour,
> >       J'ai un dom0 Xen (3.4.1) sur une opensue 11.1 x64.
> > J'ai deja une douzaine de vm qui tournent sur ce serveur.
> >
> > J'utilise majoritairement le driver tap:aio pour monter mes disques durs
> > virtuel (2 ou 3 par vm, a vue de nez 35 ou 40 disques), jusque là pas de
> > pb.
> >
> > Depuis peu, quand j'essaye d'installer une vm, j'ai un échec qd j'essaye
> > d'utiliser ce module. Il m'est indiqué que ma vm n'a pas de disque dur.
> >
> > Quand j'essaye, la meme installation mais en montant mes disques avec le
> > drivers file, je n'ai aucun probleme.
> >
> > Quelqu'un aurait-il un piste me permettant de chercher au l'endroit ou la
> > limitation se passe.
> >
> >
> > Merci pour tout éclairage éventuel.
> >
> > PS:
> > J'ai un options loop max_loop=64 dans mon systeme, mais je n'ai pas
> > l'impression que ca soit lié.
> > quand je fais un losetup -a, je n'ai que 20 entrées (surement les disques
> > avec
> > le driver "file).
> >
> >
> > _______________________________________________
> > Xen-fr mailing list
> > Xen-fr@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-fr


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