-RAW_VIDEOS_PATH = 'tmp/raw'
-THUMBS_PATH = 'tmp/thumbs'
-MEDIA_PATH = '/home/p2p/export/p2p-tube/media'
-# In a distributed file system for multi-CIS.
+# RAW_VIDEOS_PATH, THUMBS_PATH and MEDIA_PATH need not to be in distributed
+# file system.
+# Temporary directory for uploaded videos transfered from the web server.
+RAW_VIDEOS_PATH = '/home/p2p/tmp/raw'
+# Temporary directory for image thumbnails.
+THUMBS_PATH = '/home/p2p/tmp/thumbs'
+# Temporary directory for converted videos.
+MEDIA_PATH = '/home/p2p/media'
+# TORRENTS_PATH contains torrents files shared by all CIS machines and needs to
+# be placed in a distributed file system.