[Fab-user] Threads to run commands in the same Server

Exception in thread Thread-32:

Traceback (most recent call last):

File "/app/data/software/lib/python2.7/threading.py", line 551, in __bootstrap_inner

self.run()

File "/app/data/software/lib/python2.7/threading.py", line 504, in run

self.__target(*self.__args, **self.__kwargs)

File "/app/scripts/fabric/nyx/deploy/deploy_base.py", line 252, in doRunParallelCommands

if exists('%s/settings.php' % site_info['site_path']):

File "/app/data/software/lib/python2.7/site-packages/fabric/contrib/files.py", line 35, in exists

return not func(cmd).failed

File "/app/data/software/lib/python2.7/site-packages/fabric/network.py", line 463, in host_prompting_wrapper

return func(*args, **kwargs)

File "/app/data/software/lib/python2.7/site-packages/fabric/operations.py", line 909, in run

return _run_command(command, shell, pty, combine_stderr)

File "/app/data/software/lib/python2.7/site-packages/fabric/operations.py", line 819, in _run_command

stdout, stderr, status = _execute(default_channel(), wrapped_command, pty,

File "/app/data/software/lib/python2.7/site-packages/fabric/state.py", line 340, in default_channel

chan = connections[env.host_string].get_transport().open_session()

File "/app/data/software/lib/python2.7/site-packages/ssh/transport.py", line 660, in open_session

return self.open_channel('session')

File "/app/data/software/lib/python2.7/site-packages/ssh/transport.py", line 771, in open_channel

raise e

SSHException: Unable to open channel.

Exception in thread Thread-50: