Centos bootstrap hangs. Last line is "Switching to clocksource tsc"

[Leontii Istomin]

2 from 203 nodes was hanged during discovering with "Switching to clocksource tsc" (screenshot is attached)

[root@bootstrap ~]# uname -a
Linux bootstrap 3.10.55-1.el6.mos5.x86_64 #1 SMP Tue Jun 30 13:21:52 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
[root@bootstrap ~]# cat /etc/issue
CentOS release 6.5 (Final)
Kernel \r on an \m

configuration of nodes:
http://paste.openstack.org/show/414459/
http://paste.openstack.org/show/414460/

After restarting the nodes, it booted as usual, without the issue.

api: '1.0'
astute_sha: 34e0493afa22999c4a07d3198ceb945116ab7932
auth_required: true
build_id: 2015-07-27_09-24-22
build_number: '98'
feature_groups:
- mirantis
fuel-agent_sha: 2a65f11c10b0aeb5184247635a19740fc3edde21
fuel-library_sha: 39c3162ee2e2ff6e3af82f703998f95ff4cc2b7a
fuel-ostf_sha: 94a483c8aba639be3b96616c1396ef290dcc00cd
fuelmain_sha: 921918a3bd3d278431f35ad917989e46b0c24100
nailgun_sha: d5c19f6afc66b5efe3c61ecb49025c1002ccbdc6
openstack_version: 2015.1.0-7.0
production: docker
python-fuelclient_sha: 58c411d87a7eaf0fd6892eae2b5cb1eff4190c98
release: '7.0'

[Leontii Istomin (listomin)]

Can be similar with this case https://bugs.launchpad.net/fuel/+bug/1312671

[Sergii Golovatiuk (sgolovatiuk)]

Mostly, it's related to hardware. Please check if BIOS if it contains "Intel Virtualization Technology" "enabled".

[Sergii Golovatiuk (sgolovatiuk)]

According to all related bugs, the problem is with these particalar 2 nodes. They are either misconfigured or have hardware defect. Logs doesn't contain any meaningful information.