THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
Introduction
Application "TOPOLOGY HEALTH CHECK" aims to monior those servies with a master-slave structured topology and provide metrics at host level.
Type | TOPOLOGY_HEALTH_CHECK |
---|---|
Version | 0.5.0-version |
Description | Collect MR,HBASE,HDFS node status and cluster ratio |
Streams | TOPOLOGY_HEALTH_CHECK_STREAM |
Configuration |
|
Setup & Installation
- Make sure already setup a site (here use a demo site named "sandbox")
- Install "Topology Health Check" app in eagle server
- Configure Application settings
- Ensure a kafka topic named
topology_health_check (In current guide, it should be
topology_health_check
- Click "Install" button then you will see the
TOPOLOGY_HEALTH_CHECK_STREAM_{SITE_ID}
in Streams
Usage
Define Health Check Alert Policy
- Go to "Define Policy"
- Select TOPOLOGY_HEALTH_CHECK related streams
Define SQL-Like policy, for example
from TOPOLOGY_HEALTH_CHECK_STREAM_SANDBOX[status=='dead'] select * insert into topology_health_check_stream_out;