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http://bugzilla.novell.com/show_bug.cgi?id=630586

http://bugzilla.novell.com/show_bug.cgi?id=630586#c0

Summary: When a lot of domU created, some domU stops abnormally
without permission.
Classification: openSUSE
Product: openSUSE 11.3
Version: Final
Platform: x86-64
OS/Version: openSUSE 11.3
Status: NEW
Severity: Critical
Priority: P5 - None
Component: Xen
AssignedTo: jdouglas@xxxxxxxxxx
ReportedBy: k3jun68@xxxxxxxxx
QAContact: qa@xxxxxxx
Found By: ---
Blocker: ---

User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.8)
Gecko/20100723 SUSE/3.6.8-0.1.1 Firefox/3.6.8

21 domU created with xen4.0 + kernel2.6.34. domU is hvm. using memtest86+.
One hour passed, and check domU status.
-----------------------------------------------------------------------
NAME STATE CPU(sec) CPU(%) MEM(k) MEM(%) MAXMEM(k) MAXMEM(%)
VCPUS NETS NETTX(k) NETRX(k) VBDS VBD_OO VBD_RD VBD_WR VBD_RSECT
VBD_WSECT SSID
Domain-0 -----r 2758 18.1 535552 26.1 no limit n/a
4 0 0 0 0 0 0 0 0 0
0
memtest101 ------ 3227 23.7 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest102 ------ 2187 0.0 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest103 ------ 3225 23.5 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest104 ------ 3221 22.7 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest105 ------ 27 0.0 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest106 ------ 3213 23.6 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest107 ------ 638 0.0 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest108 ------ 1925 0.0 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest109 ------ 3204 23.8 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest110 ------ 3198 22.6 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest111 ------ 3193 23.3 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest112 ------ 3186 23.0 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest113 ------ 2145 0.0 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest114 ------ 3180 23.9 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest115 ------ 3174 23.0 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest116 -----r 3171 23.7 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest117 ------ 3163 24.0 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest118 -----r 3156 22.4 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest119 ------ 3148 23.1 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest120 ------ 3142 23.5 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
memtest121 -----r 3133 23.3 69600 3.4 69632 3.4
1 1 0 0 1 0 0 0 0 0
0
-----------------------------------------------------------------------
5 domU stops abnormally without permission. CPU(%) is 0.0.

Cannot shutdown Stop-domU. Must destroy.
-----------------------------------------------------------------------
linux-pfef:/etc/xen/vm # xm shutdown memtest102
linux-pfef:/etc/xen/vm # xm list
Name ID Mem VCPUs State Time(s)
Domain-0 0 523 4 r----- 3468.0
memtest102 3 64 1 ------ 2187.8
memtest105 6 64 1 ------ 28.0
memtest107 8 64 1 ------ 638.8
memtest108 9 64 1 ------ 1925.4
memtest113 14 64 1 ------ 2145.2
-----------------------------------------------------------------------

Reproducible: Always

Steps to Reproduce:
1.As many as possible to create domU(hvm).
2.1-2 hours wait.
3.determine the status domU.

Actual Results:
.

Expected Results:
.

Status Information
-----------------------------------------------------------------------
linux-pfef:/etc/xen/vm # uname -a
Linux linux-pfef 2.6.34.2-2-xen #1 SMP 2010-08-05 00:01:38 +0200 x86_64 x86_64
x86_64 GNU/Linux

linux-pfef:/etc/xen/vm # xm info
host : linux-pfef
release : 2.6.34.2-2-xen
version : #1 SMP 2010-08-05 00:01:38 +0200
machine : x86_64
nr_cpus : 4
nr_nodes : 1
cores_per_socket : 4
threads_per_core : 1
cpu_mhz : 2400
hw_caps :
bfebfbff:20100800:00000000:00000940:0000e3bd:00000000:00000001:00000000
virt_caps : hvm
total_memory : 2003
free_memory : 1144
free_cpus : 0
max_free_memory : 1155
max_para_memory : 1151
max_hvm_memory : 1140
node_to_cpu : node0:0-3
node_to_memory : node0:1144
node_to_dma32_mem : node0:1144
max_node_id : 0
xen_major : 4
xen_minor : 0
xen_extra : .0_21091_05-78.
xen_caps : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32
hvm-3.0-x86_32p hvm-3.0-x86_64
xen_scheduler : credit
xen_pagesize : 4096
platform_params : virt_start=0xffff800000000000
xen_changeset : 21091
xen_commandline :
cc_compiler : gcc version 4.5.0 20100604 [gcc-4_5-branch revision
160292] (SU
cc_compile_by : abuild
cc_compile_domain :
cc_compile_date : Thu Aug 5 12:20:04 UTC 2010
xend_config_format : 4

Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz

linux-pfef:/etc/xen/vm # xm list -l
(domain
(domid 0)
(cpu_weight 256)
(cpu_cap 0)
(pool_name Pool-0)
(bootloader )
(vcpus 4)
(cpus ((0 1 2 3) (0 1 2 3) (0 1 2 3) (0 1 2 3)))
(on_poweroff destroy)
(on_crash restart)
(uuid 00000000-0000-0000-0000-000000000000)
(bootloader_args )
(name Domain-0)
(on_reboot restart)
(maxmem 16777215)
(memory 523)
(shadow_memory 0)
(features )
(on_xend_start ignore)
(on_xend_stop ignore)
(cpu_time 3172.40622097)
(online_vcpus 4)
(image (linux (kernel ) (superpages 0) (nomigrate 0) (tsc_mode 0)))
(status 2)
(state r-----)
)
(domain
(domid 3)
(cpu_weight 256)
(cpu_cap 0)
(pool_name Pool-0)
(bootloader )
(vcpus 1)
(cpus (()))
(on_poweroff destroy)
(description None)
(on_crash destroy)
(uuid 1995283c-1031-fada-8b44-a4f76f9e3102)
(bootloader_args )
(name memtest102)
(on_reboot destroy)
(maxmem 64)
(memory 64)
(shadow_memory 2)
(features )
(on_xend_start ignore)
(on_xend_stop ignore)
(start_time 1281530683.77)
(cpu_time 2187.80219251)
(online_vcpus 1)
(image
(hvm
(kernel )
(superpages 0)
(videoram 4)
(hpet 0)
(stdvga 1)
(loader /usr/lib/xen/boot/hvmloader)
(xen_platform_pci 1)
(rtc_timeoffset 0)
(pci ())
(hap 1)
(localtime 0)
(timer_mode 1)
(pci_msitranslate 1)
(oos 1)
(apic 0)
(display :0)
(vpt_align 1)
(extid 0)
(serial pty)
(vncunused 0)
(boot d)
(pae 1)
(viridian 0)
(acpi 1)
(vnc 0)
(nographic 0)
(nomigrate 0)
(usb 0)
(tsc_mode 0)
(guest_os_type default)
(device_model /usr/lib/xen/bin/qemu-dm)
(keymap ja)
(pci_power_mgmt 0)
(xauthority /root/.Xauthority)
(isa 0)
(notes (SUSPEND_CANCEL 1))
)
)
(status 2)
(state ------)
(store_mfn 1044476)
(device
(vif
(bridge br1)
(uuid de77c557-4a25-3505-7d86-2e0a580b3bfb)
(script /etc/xen/scripts/vif-bridge)
(mac 00:16:3e:5e:81:2)
(model e1000)
(backend 0)
)
)
(device
(console
(protocol vt100)
(location 3)
(uuid 47589fb8-399e-277c-3af9-456a6c951f94)
)
)
(device
(vbd
(uuid 3a8c4bb9-3792-46a9-91fc-6f8b83c7f7fd)
(bootable 1)
(dev hda:cdrom)
(uname 'file:/home/ISO/memtest86+-4.10.iso')
(mode r)
(backend 0)
(VDI )
)
)
)
-----------------------------------------------------------------------

openSUSE 11.3 milstone 4(kernel 2.6.33) doesn't reproduce it.
But system hungup occasionally. Anything cannot be operated.

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Mailinglist Archive: opensuse-bugs (5766 mails)

[Bug 630586] New: When a lot of domU created, some domU stops abnormally without permission.

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