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From GitBox <...@apache.org>
Subject [GitHub] merlimat closed pull request #2789: Include replication when reporting topic stats to Prometheus
Date Thu, 18 Oct 2018 18:06:35 GMT
merlimat closed pull request #2789: Include replication when reporting topic stats to Prometheus
URL: https://github.com/apache/pulsar/pull/2789
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):

diff --git a/pulsar-broker/src/main/java/org/apache/pulsar/broker/stats/prometheus/TopicStats.java
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/stats/prometheus/TopicStats.java
index 5968b8cbe3..3549820eb1 100644
--- a/pulsar-broker/src/main/java/org/apache/pulsar/broker/stats/prometheus/TopicStats.java
+++ b/pulsar-broker/src/main/java/org/apache/pulsar/broker/stats/prometheus/TopicStats.java
@@ -126,6 +126,22 @@ static void printTopicStats(SimpleTextOutputStream stream, String cluster,
Strin
             });
         });
 
+        if (!stats.replicationStats.isEmpty()) {
+            stats.replicationStats.forEach((remoteCluster, replStats) -> {
+                metricWithRemoteCluster(stream, cluster, namespace, topic, "pulsar_replication_rate_in",
remoteCluster,
+                        replStats.msgRateIn);
+                metricWithRemoteCluster(stream, cluster, namespace, topic, "pulsar_replication_rate_out",
remoteCluster,
+                        replStats.msgRateOut);
+                metricWithRemoteCluster(stream, cluster, namespace, topic, "pulsar_replication_throughput_in",
+                        remoteCluster,
+                        replStats.msgThroughputIn);
+                metricWithRemoteCluster(stream, cluster, namespace, topic, "pulsar_replication_throughput_out",
+                        remoteCluster,
+                        replStats.msgThroughputOut);
+                metricWithRemoteCluster(stream, cluster, namespace, topic, "pulsar_replication_backlog",
remoteCluster,
+                        replStats.replicationBacklog);
+            });
+        }
     }
 
     static void metricType(SimpleTextOutputStream stream, String name) {
@@ -173,4 +189,13 @@ private static void metric(SimpleTextOutputStream stream, String cluster,
String
                 .write("\",consumer_name=\"").write(consumerName).write("\",consumer_id=\"").write(consumerId).write("\"}
");
         stream.write(value).write(' ').write(System.currentTimeMillis()).write('\n');
     }
+
+    private static void metricWithRemoteCluster(SimpleTextOutputStream stream, String cluster,
String namespace,
+            String topic,
+            String name, String remoteCluster, double value) {
+        metricType(stream, name);
+        stream.write(name).write("{cluster=\"").write(cluster).write("\",namespace=\"").write(namespace);
+        stream.write("\",topic=\"").write(topic).write("remote_cluster=\"").write(remoteCluster).write("\"}
");
+        stream.write(value).write(' ').write(System.currentTimeMillis()).write('\n');
+    }
 }


 

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