"OSError: [Errno 2] No such file or directory: '/var/log/vdsm/vdsm.log'" error reported in vdsm logs on RHEV host.

Issue

• We want to know why these messsages appear in /var/log/messages;

syslog (Log Monitoring) Last Log Message MAJOR occurred("LCNVDC1LHC48 vdsm TaskManager.Task ERROR Task=`9067872c-f8ad-4596-a417-fd4b8ce4d3c6`::Unexpected error#012Traceback (most recent call last):#012  File "/usr/share/vdsm/storage/task.py", line 857, in _run#012    return fn(*args, **kargs)#012  File "/usr/share/vdsm/logUtils.py", line 47, in wrapper#012    {"name": funcName(f), "result": resPrinter(res)})#012  File "/usr/lib64/python2.6/logging/__init__.py", line 1119, in log#012    self._log(level, msg, args, **kwargs)#012  File "/usr/lib64/python2.6/logging/__init__.py", line 1173, in _log#012    self.handle(record)#012  File "/usr/lib64/python2.6/logging/__init__.py", line 1183, in handle#012    self.callHandlers(record)#012  File "/usr/lib64/python2.6/logging/__init__.py", line 1220, in callHandlers#012    hdlr.handle(record)#012  File "/usr/lib64/python2.6/logging/__init__.py", line 679, in handle#012    self.emit(record)#012  File "/u")

• The following error was reported in the vdsm logs;

Thread-3242::ERROR::2014-04-29 00:01:02,082::task::850::TaskManager.Task::(_setError) Task=`9067872c-f8ad-4596-a417-fd4b8ce4d3c6`::Unexpected error
Traceback (most recent call last):
  File "/usr/share/vdsm/storage/task.py", line 857, in _run
    return fn(*args, **kargs)
  File "/usr/share/vdsm/logUtils.py", line 47, in wrapper
    {"name": funcName(f), "result": resPrinter(res)})
  File "/usr/lib64/python2.6/logging/__init__.py", line 1119, in log
    self._log(level, msg, args, **kwargs)
  File "/usr/lib64/python2.6/logging/__init__.py", line 1173, in _log
    self.handle(record)
  File "/usr/lib64/python2.6/logging/__init__.py", line 1183, in handle
    self.callHandlers(record)
  File "/usr/lib64/python2.6/logging/__init__.py", line 1220, in callHandlers
    hdlr.handle(record)
  File "/usr/lib64/python2.6/logging/__init__.py", line 679, in handle
    self.emit(record)
  File "/usr/lib64/python2.6/logging/handlers.py", line 396, in emit
    stat = os.stat(self.baseFilename)
OSError: [Errno 2] No such file or directory: '/var/log/vdsm/vdsm.log'