juju status get stuck:

2012-03-10 15:21:14,838 DEBUG Initializing juju status runtime
2012-03-10 15:21:14,852 INFO Connecting to environment...
2012-03-10 15:21:14,942 DEBUG Connecting to environment using 192.168.123.4...
2012-03-10 15:21:14,942 DEBUG Spawning SSH process with remote_user="ubuntu" remote_host="192.168.123.4" remote_port="2181" local_port="56553".
2012-03-10 15:21:15,447:1117(0x7fea2dd5e720):ZOO_INFO@log_env@658: Client environment:zookeeper.version=zookeeper C client 3.3.3
2012-03-10 15:21:15,447:1117(0x7fea2dd5e720):ZOO_INFO@log_env@662: Client environment:host.name=x220
2012-03-10 15:21:15,447:1117(0x7fea2dd5e720):ZOO_INFO@log_env@669: Client environment:os.name=Linux
2012-03-10 15:21:15,447:1117(0x7fea2dd5e720):ZOO_INFO@log_env@670: Client environment:os.arch=3.0.0-16-generic
2012-03-10 15:21:15,447:1117(0x7fea2dd5e720):ZOO_INFO@log_env@671: Client environment:os.version=#28-Ubuntu SMP Fri Jan 27 17:44:39 UTC 2012
2012-03-10 15:21:15,448:1117(0x7fea2dd5e720):ZOO_INFO@log_env@679: Client environment:user.name=melmoth
2012-03-10 15:21:15,448:1117(0x7fea2dd5e720):ZOO_INFO@log_env@687: Client environment:user.home=/home/melmoth
2012-03-10 15:21:15,448:1117(0x7fea2dd5e720):ZOO_INFO@log_env@699: Client environment:user.dir=/home/melmoth/dev/jumpstart-install-docs/melmoth-oneiric-diablo-kvm-6-nodes
2012-03-10 15:21:15,448:1117(0x7fea2dd5e720):ZOO_INFO@zookeeper_init@727: Initiating client connection, host=localhost:56553 sessionTimeout=10000 watcher=0x7fea2bc0f650 sessionId=0 sessionPasswd=<null> context=0x18cac10 flags=0
2012-03-10 15:21:15,449:1117(0x7fea28679700):ZOO_INFO@check_events@1585: initiated connection to server [127.0.0.1:56553]
2012-03-10 15:21:15,450:1117(0x7fea28679700):ZOO_ERROR@handle_socket_error_msg@1603: Socket [127.0.0.1:56553] zk retcode=-4, errno=112(Host is down): failed while receiving a server response
2012-03-10


ssh ing to the box works:

melmoth@x220:~/dev/jumpstart-install-docs/melmoth-oneiric-diablo-kvm-6-nodes$ euca-describe-instances
RESERVATION     r-gb9pfb7l      testproj        juju-openstack, juju-openstack-0
INSTANCE        i-00000015      ami-00000002    192.168.123.4   10.0.0.6        running None (testproj, compute-a)      0               m1.small        2012-03-10T13:46:25Z    nova    aki-00000001      ami-00000000
melmoth@x220:~/dev/jumpstart-install-docs/melmoth-oneiric-diablo-kvm-6-nodes$ ssh ubuntu@192.168.123.4
Welcome to Ubuntu 11.10 (GNU/Linux 3.0.0-16-server x86_64)

 * Documentation:  https://help.ubuntu.com/11.10/serverguide/C

  System information as of Sat Mar 10 14:22:46 UTC 2012

  System load:  0.01             Processes:           23
  Usage of /:   6.5% of 9.84GB   Users logged in:     0
  Memory usage: 41%              IP address for eth0: 10.0.0.6
  Swap usage:   0%

  Graph this data and manage this system at https://landscape.canonical.com/
Get cloud support with Ubuntu Advantage Cloud Guest
  http://www.ubuntu.com/business/services/cloud
To run a command as administrator (user "root"), use "sudo <command>".
See "man sudo_root" for details.

ubuntu@server-21:~$
__________________________________________________________________________________


my environments.yaml
environments:
  openstack:
    type: ec2
    #where nova-api runs. (novarc's EC2_URL)
    ec2-uri: http://192.168.122.101:8773/services/Cloud
    #where nova-objectstore run. (novarc's S3_URL)
    s3-uri: http://192.168.122.101:3333
    #An existing images as shown by euca-describe-images
    default-image-id: ami-00000002
    #Your novarc's EC2_ACCESS_KEY
    access-key: 8fba04c4-e6b7-4f75-a013-7ee93284a5cc:testproj
    #Your novarc's EC2_SECRET_KEY
    secret-key: 74368b4b-a8b9-4b83-92b0-550e5022be41
    default-series: oneiric
    admin-secret: ebc2af61c8ae4c638354f327042a2664
    control-bucket: juju-363f7182f26b45a2ade0a7941b099eb6