address comments on #807

common/djangoapps/status/status.py

@@ -25,5 +25,5 @@ def get_site_status_msg():
 
         return content
     except:
-        log.debug("Error while getting a status message: {0}".format(sys.exc_info()))
+        log.exception("Error while getting a status message.")
         return None

lms/envs/common.py

@@ -97,12 +97,6 @@ GENERATE_PROFILE_SCORES = False
 XQUEUE_WAITTIME_BETWEEN_REQUESTS = 5 # seconds
 
 
-# Used for per-maching caching
-try:
-    HOSTNAME = socket.gethostname()
-except:
-    HOSTNAME = 'localhost'
-
 ############################# SET PATH INFORMATION #############################
 PROJECT_ROOT = path(__file__).abspath().dirname().dirname()  # /mitx/lms
 REPO_ROOT = PROJECT_ROOT.dirname()