The requirements for the Service Monitor are based on the number of monitored entities. To
see the number of monitored entities, perform the following steps:
- Open the Cloudera Manager Admin Console and click
.
- Find the Cloudera Management Service Monitored Entities chart.
If the chart does not exist, add it from the Chart Library.
For more information about Cloudera Manager entities, see
Cloudera Manager Entity
Types.
Table 1. Clusters with HDFS, YARN, or ImpalaUse the recommendations in this table for clusters where the only services with worker
roles are HDFS, YARN, or Impala.
| Number of Monitored Entities |
Number of Hosts |
Required Java Heap Size |
Recommended Non-Java Heap Size |
| 0-2,000 |
0-100 |
1 GB |
6 GB |
| 2,000-4,000 |
100-200 |
1.5 GB |
6 GB |
| 4,000-8,000 |
200-400 |
1.5 GB |
12 GB |
| 8,000-16,000 |
400-800 |
2.5 GB |
12 GB |
| 16,000-20,000 |
800-1,000 |
3.5 GB |
12 GB |
Table 2. Clusters with HBase, Solr, Kafka, or Kudu Use these recommendations when services such as HBase, Solr, Kafka, or Kudu are
deployed in the cluster. These services typically have larger quantities of monitored
entities.
| Number of Monitored Entities |
Number of Hosts |
Required Java Heap Size |
Recommended Non-Java Heap Size |
| 0-30,000 |
0-100 |
2 GB |
12 GB |
| 30,000-60,000 |
100-200 |
3 GB |
12 GB |
| 60,000-120,000 |
200-400 |
3.5 GB |
12 GB |
| 120,000-240,000 |
400-800 |
8 GB |
20 GB |
