{
'CHARM_DIR': '/var/lib/juju/agents/unit-mongodb-0/charm', 
'JUJU_MACHINE_ID': '2', 
'JUJU_METER_INFO': '', 
'JUJU_UNIT_NAME': 'mongodb/0', 
'JUJU_METER_STATUS': 'NOT SET', 
'DEBIAN_FRONTEND': 'noninteractive', 
'JUJU_ENV_UUID': 'f809e7fb-3cbe-4b15-8e46-ac38fa73217a', 
'JUJU_ACTION_NAME': 'perf', 
'JUJU_CHARM_DIR': '/var/lib/juju/agents/unit-mongodb-0/charm', 
'PATH': '/var/lib/juju/tools/unit-mongodb-0:/usr/local/sbin:/usr/local/bin:/usr/bin:/usr/sbin:/sbin:/bin', 
'JUJU_API_ADDRESSES': '10.0.2.15:17070', 
'JUJU_ACTION_TAG': 'action-7f60224f-7f70-4291-83a4-9c1d3d80f8af', 
'JUJU_CONTEXT_ID': 'mongodb/0-perf-258665636673908609', 
'JUJU_AVAILABILITY_ZONE': '', 
'JUJU_AGENT_SOCKET': '@/var/lib/juju/agents/unit-mongodb-0/agent.socket', 
'JUJU_ACTION_UUID': '7f60224f-7f70-4291-83a4-9c1d3d80f8af', 
'APT_LISTCHANGES_FRONTEND': 'none', 
'JUJU_ENV_NAME': 'local'
}