Re: [Xen-users] Lvm-based domUs keep crashing... limited to 2 domU

["john maclean" <jayeola@xxxxxxxxx>]

Just checked that the domains are uniquely named:-

Script started on Tue 19 Jun 2007 14:09:27 BST

acid:~# grep ^disk /etc/xen*/*
/etc/xen/blag50k:disk = [
'phy:/dev/acidlvm/blag50k,sda1,w','phy:/dev/acidlvm/blag50kswap,sda2,w'
]
/etc/xen/bx5x:disk = [
'phy:/dev/acidlvm/bx5x,sda1,w','phy:/dev/acidlvm/bx5xswap,sda2,w' ]
/etc/xen/cxhosting:disk = [
'phy:/dev/acidlvm/cxhosting,sda1,w','phy:/dev/acidlvm/cxhostingswap,sda2,w'
]
/etc/xen/cxvm4:disk = [
'phy:acidlvm/cxvm4,sda1,w','phy:acidlvm/cxvm4_swap,sda2,w' ]
/etc/xen/etch0:disk = [
'phy:/dev/acidlvm/etch0,sda1,w','phy:/dev/acidlvm/etch0swap,sda2,w' ]
/etc/xen/sxvm:disk = [
'phy:/dev/acidlvm/sxvm,sda1,w','phy:/dev/acidlvm/sxvmswap,sda2,w' ]
/etc/xen/xmexample1:disk = [ 'phy:hda1,hda1,w' ]
/etc/xen/xmexample2:disk = [ 'phy:sda%d,sda1,w' % (7+vmid),
/etc/xen/xmexample.hvm:disk = [
'file:/var/images/min-el3-i386.img,hda,w', ',hdc:cdrom,r' ]
/etc/xen/xmexample.vti:disk = [ 'file:/var/images/xenia64.img,hda,w',
',hdc:cdrom,r' ]
acid:~#
Script done on Tue 19 Jun 2007 14:09:42 BST

They seem to be. Also mounted the lvm partitions to check that there
are no conflicts within thier hostnames and any other networking
configs.

On 19/06/07, Petersson, Mats <Mats.Petersson@xxxxxxx> wrote:
> > -----Original Message-----
> > From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
> > [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of
> > john maclean
> > Sent: 19 June 2007 12:06
> > To: Xen Users
> > Subject: [Xen-users] Lvm-based domUs keep crashing... limited
> > to 2 domU
> >
> > Chaps,
> >
> > Xen 3.1.0 running on Debian Lenny quite well. A self build using lvm2
> > for the xen instances. On Sunday I had six running OK. Now When I
> > start the third domain it wants to start but crashes.
> >
> > Here follows an extract of /var/log/xen/xend.log. I hope that some one
> > out there can help me to diagnose and fix what's going on... Note the
> > line "VM is already running" - it's not unless xm list is not finding
> > the domains.
>
> That error message is supposed to be used when there are two domains
> with the same name, which in this case is 'blag50k'.
>
> --
> Mats
> >
> > [2007-06-19 10:49:47 5915] DEBUG (__init__:1072)
> > XendDomainInfo.destroyDomain(10)
> > [2007-06-19 10:49:47 5915] DEBUG (__init__:1072)
> > XendDomainInfo.create_from_dict({'vcpus_params': {}, 'PV_args':
> > 'root=/dev/sda1 ro ip=:1.2.3.4:::blag50k:eth0:dhcp 4', 'features': '',
> > 'cpus': [], 'paused': 0, 'domid': 10, 'shutdown': 0, 'VCPUs_live': 1,
> > 'PV_bootloader': '', 'actions_after_crash': 'restart', 'vbd_refs':
> > ['5eb56f79-0dc8-6b38-efea-0b68f6eabc22',
> > '13006cbd-9d34-017b-2118-7fa42797ffd7'], 'PV_ramdisk': '',
> > 'is_control_domain': False, 'name_label': 'blag50k',
> > 'VCPUs_at_startup': 1, 'HVM_boot_params': {}, 'platform':
> > {'rtc_timeoffset': '0'}, 'cpu_weight': 256, 'console_refs':
> > ['bc6ba6c2-caab-175d-19ef-19f03be6242a'], 'online_vcpus': 1,
> > 'cpu_cap': 0, 'blocked': 0, 'on_xend_stop': 'ignore',
> > 'memory_static_min': 0, 'HVM_boot_policy': '', 'shutdown_reason': 3,
> > 'VCPUs_max': 1, 'start_time': 1182246570.029721, 'memory_static_max':
> > 33554432, 'actions_after_shutdown': 'destroy', 'on_xend_start':
> > 'ignore', 'crashed': 1, 'memory_dynamic_max': 33554432,
> > 'actions_after_suspend': '', 'is_a_template': False,
> > 'PV_bootloader_args': '', 'memory_dynamic_min': 33554432, 'uuid':
> > '55a8dec9-df56-89f9-7d3e-fe3898926f45', 'PV_kernel':
> > '/boot/vmlinuz-2.6.18-xen', 'cpu_time': 0.382074786, 'shadow_memory':
> > 0, 'dying': 1, 'vcpu_avail': 1, 'notes': {'HV_START_LOW':
> > '4118806528', 'FEATURES':
> > 'writable_page_tables|writable_descriptor_tables|auto_translat
> > ed_physmap|pae_pgdir_above_4gb|supervisor_mode_kernel',
> > 'VIRT_BASE': '3221225472', 'GUEST_VERSION': '2.6', 'PADDR_OFFSET':
> > '3221225472', 'GUEST_OS': 'linux', 'HYPERCALL_PAGE': '3238006784',
> > 'LOADER': 'generic', 'SUSPEND_CANCEL': '1', 'PAE_MODE': 'yes',
> > 'ENTRY': '3238002688', 'XEN_VERSION': 'xen-3.0'}, 'other_config': {},
> > 'running': 0, 'actions_after_reboot': 'restart', 'vif_refs':
> > ['377bfe0b-f6f8-a70a-2435-7e433b9f5d3f'], 'vtpm_refs': [], 'security':
> > None, 'devices': {'5eb56f79-0dc8-6b38-efea-0b68f6eabc22': ('vbd',
> > {'uuid': '5eb56f79-0dc8-6b38-efea-0b68f6eabc22', 'bootable': 1,
> > 'devid': 2049, 'driver': 'paravirtualised', 'dev': 'sda1', 'uname':
> > 'phy:/dev/acidlvm/blag50k', 'mode': 'w'}),
> > '377bfe0b-f6f8-a70a-2435-7e433b9f5d3f': ('vif', {'devid': 0, 'uuid':
> > '377bfe0b-f6f8-a70a-2435-7e433b9f5d3f'}),
> > '13006cbd-9d34-017b-2118-7fa42797ffd7': ('vbd', {'uuid':
> > '13006cbd-9d34-017b-2118-7fa42797ffd7', 'bootable': 0, 'devid': 2050,
> > 'driver': 'paravirtualised', 'dev': 'sda2', 'uname':
> > 'phy:/dev/acidlvm/blag50kswap', 'mode': 'w'}),
> > 'bc6ba6c2-caab-175d-19ef-19f03be6242a': ('console', {'other_config':
> > {}, 'protocol': 'vt100', 'uuid':
> > 'bc6ba6c2-caab-175d-19ef-19f03be6242a', 'location': '2'})}})
> > [2007-06-19 10:49:47 5915] ERROR (__init__:1072) Domain
> > construction failed
> > Traceback (most recent call last):
> >   File "//usr/lib/python/xen/xend/XendDomainInfo.py", line 103, in
> > create_from_dict
> >     vm.start()
> >   File "//usr/lib/python/xen/xend/XendDomainInfo.py", line
> > 420, in start
> >     raise XendError('VM already running')
> > XendError: VM already running
> > [2007-06-19 10:49:47 5915] DEBUG (__init__:1072)
> > XendDomainInfo.destroy: domid=10
> > [2007-06-19 10:49:47 5915] ERROR (__init__:1072) Failed to
> > restart domain 10.
> > Traceback (most recent call last):
> >   File "//usr/lib/python/xen/xend/XendDomainInfo.py", line
> > 1216, in _restart
> >     new_dom = XendDomain.instance().domain_create_from_dict(
> >   File "//usr/lib/python/xen/xend/XendDomain.py", line 932, in
> > domain_create_from_dict
> >     dominfo = XendDomainInfo.create_from_dict(config_dict)
> >   File "//usr/lib/python/xen/xend/XendDomainInfo.py", line 103, in
> > create_from_dict
> >     vm.start()
> >   File "//usr/lib/python/xen/xend/XendDomainInfo.py", line
> > 420, in start
> >     raise XendError('VM already running')
> > XendError: VM already running
> >
> >
> > --
> > John Maclean  - 07739 171 531
> > MSc (DIC)
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users
> >
> >
> >

--
John Maclean  - 07739 171 531
MSc (DIC)

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