[Monitoring] Cron <root@dodecagon> obnam --config /etc/obnam/to_kdell.profile backup 1>/dev/null

Write failed: Broken pipe Traceback (most recent call last): File "/usr/lib/python2.7/dist-packages/cliapp/app.py", line 189, in _run self.process_args(args) File "/usr/lib/python2.7/dist-packages/obnamlib/app.py", line 222, in process_args cliapp.Application.process_args(self, args) File "/usr/lib/python2.7/dist-packages/cliapp/app.py", line 570, in process_args method(args[1:]) File "/usr/lib/python2.7/dist-packages/obnamlib/plugins/backup_plugin.py", line 162, in backup self.start_backup() File "/usr/lib/python2.7/dist-packages/obnamlib/plugins/backup_plugin.py", line 201, in start_backup self.prepare_repository_for_client() File "/usr/lib/python2.7/dist-packages/obnamlib/plugins/backup_plugin.py", line 231, in prepare_repository_for_client self.repo.lock_client(self.client_name) File "/usr/lib/python2.7/dist-packages/obnamlib/fmt_6/repo_fmt_6.py", line 290, in lock_client self._raw_lock_client(client_name) File "/usr/lib/python2.7/dist-packages/obnamlib/fmt_6/repo_fmt_6.py", line 271, in _raw_lock_client self._lockmgr.lock([client_dir]) File "/usr/lib/python2.7/dist-packages/obnamlib/lockmgr.py", line 85, in lock self._lock_one(dirname) File "/usr/lib/python2.7/dist-packages/obnamlib/lockmgr.py", line 51, in _lock_one self._fs.lock(lock_name) File "/usr/lib/python2.7/dist-packages/obnamlib/repo_fs.py", line 58, in lock return self.fs.lock(lockname) File "/usr/lib/python2.7/dist-packages/obnamlib/plugins/sftp_plugin.py", line 437, in lock self.write_file(lockname, '') File "/usr/lib/python2.7/dist-packages/obnamlib/plugins/sftp_plugin.py", line 98, in helper return method(self, filename, *args, **kwargs) File "/usr/lib/python2.7/dist-packages/obnamlib/plugins/sftp_plugin.py", line 613, in write_file f = self.open(pathname, mode) File "/usr/lib/python2.7/dist-packages/obnamlib/plugins/sftp_plugin.py", line 558, in open return self.sftp.file(pathname, mode, bufsize=bufsize) File "/usr/lib/python2.7/dist-packages/paramiko/sftp_client.py", line 327, in open t, msg = self._request(CMD_OPEN, filename, imode, attrblock) File "/usr/lib/python2.7/dist-packages/paramiko/sftp_client.py", line 729, in _request return self._read_response(num) File "/usr/lib/python2.7/dist-packages/paramiko/sftp_client.py", line 761, in _read_response raise SSHException('Server connection dropped: %s' % str(e)) SSHException: Server connection dropped: