Attachment 160885 Details for Bug 251295 – an example of free output and xend.log when this happens.

an example of free output and xend.log when this happens.

multipleguests.txt (text/plain), 3.95 KB, created by Gurhan Ozen on 2007-08-08 07:41:41 UTC

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Creator: Gurhan Ozen

Created: 2007-08-08 07:41:41 UTC

Size: 3.95 KB

patch

obsolete

># virsh start rhel3u9_smp
>libvir: Xen Daemon error : POST operation failed: (xend.err "Error creating domain: (12, 'Cannot allocate memory')")
>error: Failed to start domain rhel3u9_smp
>
>[root@amd-tyan-10 xen]# free
>             total       used       free     shared    buffers     cached
>Mem:       7724032    4118780    3605252          0     214720    3203236
>-/+ buffers/cache:     700824    7023208
>Swap:      2096440          0    2096440
>
>
>xend.log:
>
>[2007-08-07 22:50:40 xend.XendDomainInfo 3186] DEBUG (XendDomainInfo:200) XendDomainInfo.create(['vm', ['name', 'rhel3u9_smp'], ['memory', '512'], ['maxmem', '512'], ['vcpus', '2'], ['uuid', 'c071c293de108e35633e70df7fba2ca7'], ['on_poweroff', 'destroy'], ['on_reboot', 'restart'], ['on_crash', 'restart'], ['image', ['hvm', ['kernel', '/usr/lib/xen/boot/hvmloader'], ['device_model', '/usr/lib64/xen/bin/qemu-dm'], ['vcpus', '2'], ['boot', 'c'], ['acpi', '1'], ['apic', '1'], ['pae', '1'], ['serial', 'pty'], ['vnc', '1'], ['vncunused', '1']]], ['device', ['vbd', ['dev', 'hda:disk'], ['uname', 'file:/var/lib/xen/images/rhel3u9_smp.img'], ['mode', 'w']]], ['device', ['vif', ['mac', '00:16:3e:38:78:b5'], ['bridge', 'xenbr0'], ['type', 'ioemu']]]])
>[2007-08-07 22:50:40 xend.XendDomainInfo 3186] DEBUG (XendDomainInfo:306) parseConfig: config is ['vm', ['name', 'rhel3u9_smp'], ['memory', '512'], ['maxmem', '512'], ['vcpus', '2'], ['uuid', 'c071c293de108e35633e70df7fba2ca7'], ['on_poweroff', 'destroy'], ['on_reboot', 'restart'], ['on_crash', 'restart'], ['image', ['hvm', ['kernel', '/usr/lib/xen/boot/hvmloader'], ['device_model', '/usr/lib64/xen/bin/qemu-dm'], ['vcpus', '2'], ['boot', 'c'], ['acpi', '1'], ['apic', '1'], ['pae', '1'], ['serial', 'pty'], ['vnc', '1'], ['vncunused', '1']]], ['device', ['vbd', ['dev', 'hda:disk'], ['uname', 'file:/var/lib/xen/images/rhel3u9_smp.img'], ['mode', 'w']]], ['device', ['vif', ['mac', '00:16:3e:38:78:b5'], ['bridge', 'xenbr0'], ['type', 'ioemu']]]]
>[2007-08-07 22:50:40 xend.XendDomainInfo 3186] DEBUG (XendDomainInfo:407) parseConfig: result is {'shadow_memory': None, 'start_time': None, 'uuid': 'c071c293de108e35633e70df7fba2ca7', 'on_crash': 'restart', 'on_reboot': 'restart', 'localtime': None, 'image': ['hvm', ['kernel', '/usr/lib/xen/boot/hvmloader'], ['device_model', '/usr/lib64/xen/bin/qemu-dm'], ['vcpus', '2'], ['boot', 'c'], ['acpi', '1'], ['apic', '1'], ['pae', '1'], ['serial', 'pty'], ['vnc', '1'], ['vncunused', '1']], 'on_poweroff': 'destroy', 'bootloader_args': None, 'cpus': None, 'name': 'rhel3u9_smp', 'backend': [], 'vcpus': 2, 'cpu_weight': None, 'features': None, 'vcpu_avail': None, 'memory': 512, 'device': [('vbd', ['vbd', ['dev', 'hda:disk'], ['uname', 'file:/var/lib/xen/images/rhel3u9_smp.img'], ['mode', 'w']]), ('vif', ['vif', ['mac', '00:16:3e:38:78:b5'], ['bridge', 'xenbr0'], ['type', 'ioemu']])], 'bootloader': None, 'cpu': None, 'maxmem': 512}
>[2007-08-07 22:50:40 xend.XendDomainInfo 3186] DEBUG (XendDomainInfo:1342) XendDomainInfo.construct: None
>[2007-08-07 22:50:40 xend 3186] DEBUG (balloon:127) Balloon: 2964 KiB free; need 2048; done.
>[2007-08-07 22:50:40 xend.XendDomainInfo 3186] ERROR (XendDomainInfo:212) Domain construction failed
>Traceback (most recent call last):
>  File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line 204, in create
>    vm.construct()
>  File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line 1362, in construct
>    hvm = hvm)
>Error: (12, 'Cannot allocate memory')
>[2007-08-07 22:50:40 xend.XendDomainInfo 3186] DEBUG (XendDomainInfo:1548) XendDomainInfo.destroy: domid=None
>[2007-08-07 22:50:40 xend 3186] ERROR (SrvBase:88) Request create failed.
>Traceback (most recent call last):
>  File "/usr/lib64/python2.4/site-packages/xen/web/SrvBase.py", line 85, in perform
>    return op_method(op, req)
>  File "/usr/lib64/python2.4/site-packages/xen/xend/server/SrvDomainDir.py", line 82, in op_create
>    raise XendError("Error creating domain: " + str(ex))
>XendError: Error creating domain: (12, 'Cannot allocate memory')
>

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