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Sort hashes by hitcount

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This commit is contained in:
Florian Reimair 2019-08-13 18:59:32 +02:00
parent db62d0df0f
commit 6964adca19
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GPG key ID: 05634D8D7A7954C8
1 changed files with 13 additions and 2 deletions
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monitor/src/main/java/bisq/monitor/metric/P2PSeedNodeSnapshot.java
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@ -52,6 +52,7 @@ import java.util.Random;
import java.util.Set;
import java.util.TreeSet;
import java.util.concurrent.ConcurrentHashMap;
import java.util.stream.Collectors;
import lombok.Getter;
import lombok.extern.slf4j.Slf4j;
@ -239,8 +240,18 @@ public class P2PSeedNodeSnapshot extends P2PSeedNodeSnapshotBase {
nodeAddressTupleMap.forEach((nodeAddress, tuple) -> daoreport.put(type + "." + OnionParser.prettyPrint(nodeAddress) + ".head", Long.toString(tuple.height - head)));
// - memorize hashes
Set<ByteBuffer> states = new HashSet<>();
nodeAddressTupleMap.forEach((nodeAddress, tuple) -> states.add(ByteBuffer.wrap(tuple.hash)));
Map<ByteBuffer, Integer> hitcount = new HashMap<>();
nodeAddressTupleMap.forEach((nodeAddress, tuple) -> {
ByteBuffer hash = ByteBuffer.wrap(tuple.hash);
if (hitcount.containsKey(hash)) {
hitcount.put(hash, hitcount.get(hash) + 1);
} else
hitcount.put(hash, 1);
});
List<ByteBuffer> states = hitcount.entrySet().stream().sorted((o1, o2) -> o2.getValue().compareTo(o1.getValue())).map(byteBufferIntegerEntry -> byteBufferIntegerEntry.getKey()).collect(Collectors.toList());
hitcount.clear();
nodeAddressTupleMap.forEach((nodeAddress, tuple) -> daoreport.put(type + "." + OnionParser.prettyPrint(nodeAddress) + ".hash", Integer.toString(Arrays.asList(states.toArray()).indexOf(ByteBuffer.wrap(tuple.hash)))));
// - report reference head