Github user uce commented on a diff in the pull request:
https://github.com/apache/flink/pull/3128#discussion_r97315205
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/metrics/dump/MetricDumpSerialization.java
---
@@ -50,12 +51,27 @@
private MetricDumpSerialization() {
}
+ public static class MetricSerializationResult {
+ public final byte[] data;
+ public final int numCounters;
+ public final int numGauges;
+ public final int numMeters;
+ public final int numHistograms;
+
+ public MetricSerializationResult(byte[] data, int numCounters,
int numGauges, int numMeters, int numHistograms) {
+ this.data = data;
+ this.numCounters = numCounters;
+ this.numGauges = numGauges;
+ this.numMeters = numMeters;
+ this.numHistograms = numHistograms;
+ }
+ }
+
//-------------------------------------------------------------------------
// Serialization
//-------------------------------------------------------------------------
public static class MetricDumpSerializer {
- private ByteArrayOutputStream baos = new
ByteArrayOutputStream(4096);
- private DataOutputStream dos = new DataOutputStream(baos);
+ private DataOutputSerializer buffer = new
DataOutputSerializer(1024 * 32);
--- End diff --
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