shortened more stat names

Change-Id: If3dae87387e696cdbca4b4a0291e332b04d1254b
Reviewed-on: http://review.northscale.com/3131
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Reviewed-by: Steve Yen <steve.yen@gmail.com>

deps/menelaus/priv/js/analytics.js

@@ -141,15 +141,15 @@ function renderSmallGraph(jq, stats, statName, isSelected, zoomMillis) {
 
 var KnownPersistentStats = [
   ["ops", "Operations per sec.\nSum of set, get, increment, decrement, cas and delete operations per second"],
-  ["ep_io_num_read", "Disk fetches\nNumber of disk reads per second"],
+  ["ep_io_num_read", "Disk fetches per sec.\nNumber of disk reads per second"],
   ["mem_used", "Memory bytes used"],
   ["curr_items", "Items count"],
   ["evictions", "RAM ejections per sec.\nRAM ejections per second"],
   ["cmd_set", "Sets per sec.\nSet operations per second"],
   ["cmd_get", "Gets per sec.\nGet operations per second"],
-  ["bytes_written", "Bytes sent per sec.\nNetwork bytes sent by all servers, per second"],
-  ["bytes_read", "Bytes received per sec.\nNetwork bytes received by all servers, per second"],
-  ["disk_writes", "Persistence write queue size"],
+  ["bytes_written", "Network bytes TX per sec.\nNetwork bytes sent by all servers, per second"],
+  ["bytes_read", "Network bytes RX per sec.\nNetwork bytes received by all servers, per second"],
+  ["disk_writes", "Disk write queue size"],
   ["get_hits", "Get hits per sec.\nGet hits per second"],
   ["delete_hits", "Delete hits per sec.\nDelete hits per second"],
   ["incr_hits", "Incr hits per sec.\nIncr hits per second"],
@@ -179,8 +179,8 @@ var KnownCacheStats =  [
   ["evictions", "RAM evictions per sec.\nRAM evictions per second"],
   ["cmd_set", "Sets per sec.\nSet operations per second"],
   ["cmd_get", "Gets per sec.\nGet operations per second"],
-  ["bytes_written", "Bytes sent per sec.\nNetwork bytes sent by all servers, per second"],
-  ["bytes_read", "Bytes received per sec.\nNetwork bytes received by all servers, per second"],
+  ["bytes_written", "Network bytes TX per sec.\nNetwork bytes sent by all servers, per second"],
+  ["bytes_read", "Network bytes RX per sec.\nNetwork bytes received by all servers, per second"],
   ["get_hits", "Get hits per sec.\nGet hits per second"],
   ["delete_hits", "Delete hits per sec.\nDelete hits per second"],
   ["incr_hits", "Incr hits per sec.\nIncr hits per second"],