needed to add .append statement to ensure getting everything

graph_lfs_stats.py

@@ -19,6 +19,7 @@ def __init__(self):
       self.get_mds_delta = self.get_mds_delta()
       self.push_to_graphite = self.push_to_graphite()
     elif self.oss:# If flag for mds is set this means we are gathering OSS Stats.
+      self.delta_oss_list = []
       self.dictify_oss = Thread(target = self.dictify_oss_stat()).start()
       self.get_oss_delta = self.get_oss_delta()
       self.dictify_brw = Thread(target = self.dictify_brw()).start()
@@ -306,7 +307,10 @@ def get_oss_delta(self):
       pvalue = self.write_bytes[key]
       delta = (float(value) - float(pvalue))/self.interval
       write_bytes_delta[key] = delta
-    self.delta_oss_list = [read_io_delta, write_io_delta, read_bytes_delta, write_bytes_delta]
+    self.delta_oss_list.append(read_io_delta) 
+    self.delta_oss_list.append(write_io_delta)
+    self.delta_oss_list.append(read_bytes_delta)
+    self.delta_oss_list.append(write_bytes_delta)
     logger.debug("Delta list of dicts: %s" %self.delta_oss_list)
 
   def get_oss_brw_delta(self):
@@ -317,7 +321,7 @@ def get_oss_brw_delta(self):
       delta_value = (int(latest_value) - int(previous_value))/self.interval
       self.delta_brw_data[latest_metric] = delta_value
     logger.debug("ost_delta_brw_data: %s" %self.delta_brw_data)
-    self.delta_oss_list = [self.delta_brw_data]
+    self.delta_oss_list.append(self.delta_brw_data)
 
   def push_to_graphite(self):
     logger.debug("MDS delta data output: \n%s" %self.delta_data)