[FLINK-6416] Fix divide-by-zero in InputGateMetrics
Project: http://git-wip-us.apache.org/repos/asf/flink/repo Commit: http://git-wip-us.apache.org/repos/asf/flink/commit/979228b3 Tree: http://git-wip-us.apache.org/repos/asf/flink/tree/979228b3 Diff: http://git-wip-us.apache.org/repos/asf/flink/diff/979228b3 Branch: refs/heads/release-1.3 Commit: 979228b3e2cac52c79c78855645a536d515befc9 Parents: 5569c4f Author: zentol <[email protected]> Authored: Mon May 15 13:44:54 2017 +0200 Committer: zentol <[email protected]> Committed: Thu May 18 17:43:08 2017 +0200 ---------------------------------------------------------------------- .../runtime/io/network/partition/consumer/InputGateMetrics.java | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/flink/blob/979228b3/flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/InputGateMetrics.java ---------------------------------------------------------------------- diff --git a/flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/InputGateMetrics.java b/flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/InputGateMetrics.java index c9fed9b..796a6db 100644 --- a/flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/InputGateMetrics.java +++ b/flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/InputGateMetrics.java @@ -130,7 +130,7 @@ public class InputGateMetrics { } } - return total / (float) count; + return count == 0 ? 0 : total / (float) count; } // ------------------------------------------------------------------------
