Modified for fixing leo-project/leofs/issues/455

leo-project · Mar 3, 2016 · 2885cff · 2885cff
1 parent 7483109
commit 2885cff
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/src/leo_storage_watchdog_sub.erl b/src/leo_storage_watchdog_sub.erl
@@ -269,7 +269,13 @@ is_candidates_2([#compaction_info{total_size = SumTotalSize,
     Acc_1 = case (DiffCompactionDate >= CompactionInterval) of
                 true ->
                     %% Check a fragmentation ratio
-                    ActiveSizeRatio = erlang:round(SumActiveSize / SumTotalSize * 100),
+                    ActiveSizeRatio =
+                        case (SumTotalSize > 0) of
+                            true when SumActiveSize > 0  ->
+                                erlang:round(SumActiveSize / SumTotalSize * 100);
+                            _ ->
+                                0
+                        end,
                     ThresholdActiveSizeRatio = ?env_threshold_active_size_ratio(),
                     case (ActiveSizeRatio =< ThresholdActiveSizeRatio) of
                         true ->