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- Contact Us
- Updates and Announcements
- Product Introduction
- Purchase guide
- Getting Started
- Operation Guide
- Configure Cluster
- Managing Cluster
- Managing Service
- Adding Components
- Restarting Service
- Resetting WebUI Password
- Software WebUI Entry
- Operation Guide for Access to WebUI over Private Network
- Service Monitoring
- Role Management
- Configuration Management
- Configuration Rollback
- Managing Configuration Groups
- YARN Job Query
- Impala Query Management
- YARN Resource Scheduling
- Service Operation
- HBase Table-Level Monitoring
- Component Health Status
- Component Configuration Sharing
- Managing Resources
- Monitoring and Alarming
- Cluster Overview
- Log Search
- Alarm Configurations
- Cluster Event
- Alarm Records
- Cluster Inspection
- Monitoring Metrics
- Node Monitoring Metrics
- HDFS Monitoring Metrics
- YARN Monitoring Metrics
- ZooKeeper Monitoring Metrics
- HBase Monitoring Metrics
- Hive Monitoring Metrics
- Spark Monitoring Metrics
- Presto Monitoring Metrics
- ClickHouse Monitoring Metrics
- Druid Monitoring Metrics
- Kudu Monitoring Metrics
- Alluxio Monitoring Metrics
- PrestoSQL Monitoring Metrics
- Impala Monitoring Metrics
- Ranger Monitoring Metrics
- COSRanger Monitoring Metrics
- Doris Monitoring Metrics
- Kylin Monitoring Metrics
- Zeppelin Monitoring Metrics
- Oozie Monitoring Metrics
- Storm Monitoring Metrics
- Livy Monitoring Metrics
- Kyuubi Monitoring Metrics
- EMR Development Guide
- Hadoop Development Guide
- HDFS Common Operations
- HDFS Federation Management Development Guide
- HDFS Federation Management
- Submitting MapReduce Tasks
- Automatically Adding Task Nodes Without Assigning ApplicationMasters
- YARN Task Queue Management
- Practices on YARN Label Scheduling
- Hadoop Best Practices
- Using API to Analyze Data in HDFS and COS
- Dumping YARN Job Logs to COS
- Spark Development Guide
- Hbase Development Guide
- Phoenix on Hbase Development Guide
- Hive Development Guide
- Presto Development Guide
- Sqoop Development Guide
- Hue Development Guide
- Oozie Development Guide
- Flume Development Guide
- Kerberos Development Guide
- Knox Development Guide
- Alluxio Development Guide
- Kylin Development Guide
- Livy Development Guide
- Kyuubi Development Guide
- Zeppelin Development Guide
- Hudi Development Guide
- Superset Development Guide
- Impala Development Guide
- ClickHouse Development Guide
- Druid Development Guide
- TensorFlow Development Guide
- Jupyter Development Guide
- Kudu Development Guide
- EMR Development Guide
- Ranger Development Guide
- Doris Development Guide
- Kafka Development Guide
- Iceberg Development Guide
- StarRocks Development Guide
- Hadoop Development Guide
- Data Migration
- API Documentation
- FAQs
- Service Level Agreement
- Contact Us
Spark - history server
| Title | Metric | Unit | Description |
|---|---|---|---|
| GC count | YGC | - | Young GC count |
| FGC | - | Full GC count | |
| GC time | FGCT | s | Full GC time |
| GCT | s | Garbage collection time | |
| YGCT | s | Young GC time | |
| Memory zone proportion | S0 | % | Percentage of used Survivor 0 memory |
| E | % | Percentage of used Eden memory | |
| CCS | % | Percentage of used compressed class space memory | |
| S1 | % | Percentage of used Survivor 1 memory | |
| O | % | Percentage of used Old memory | |
| M | % | Percentage of used Metaspace memory |
Yes
No
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