[ https://issues.apache.org/jira/browse/FLINK-6416?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Chesnay Schepler closed FLINK-6416. ----------------------------------- Resolution: Fixed 1.3: 979228b3e2cac52c79c78855645a536d515befc9 1.4: c995ebd290b04c6426deff5a515ab0d0f1246ac7 > Potential divide by zero issue in InputGateMetrics#refreshAndGetAvg() > --------------------------------------------------------------------- > > Key: FLINK-6416 > URL: https://issues.apache.org/jira/browse/FLINK-6416 > Project: Flink > Issue Type: Bug > Components: Metrics, Network > Affects Versions: 1.3.0, 1.4.0 > Reporter: Ted Yu > Assignee: Chesnay Schepler > Priority: Minor > Fix For: 1.3.0, 1.4.0 > > > {code} > int count = 0; > for (InputChannel channel : inputGate.getInputChannels().values()) { > if (channel instanceof RemoteInputChannel) { > RemoteInputChannel rc = (RemoteInputChannel) channel; > int size = rc.unsynchronizedGetNumberOfQueuedBuffers(); > total += size; > ++count; > } > } > return total / (float) count; > {code} > If count is zero at the end of the loop, the division would produce exception. -- This message was sent by Atlassian JIRA (v6.3.15#6346)