DCMonitor
A simple, lightweight Data Center monitor, currently includes Zookeeper, Kafka, Druid(in progress). Motivated by KafkaOffsetMonitor, but faster and more stable.
It is written in java, and use Prometheus as historical metrics storage.
##License
###Zookeeper monitor

###Kafka monitor


###Druid monitor

##Dependences
- Run
- java(1.7 or later)
 - Prometheus
 
 - Compile
- maven
 - java(1.7 or later)
 
 
##Installation
- 
Set up your Zookeeper, Kafka, Druid(If you have) for monitoring.
 - 
Set up Prometheus/.
- 
Download a Prometheus release 0.16.0 from https://github.com/prometheus/prometheus/releases and set it up following http://prometheus.io/docs/introduction/getting_started/, you can stop before here if you don't want to go deep into prometheus. And don't worry, it is extremely easy.
 - 
Add a job to scrape DCMonitor's metrics, job config should looks like:
- job_name: 'dcmonitor' scrape_interval: 5s scrape_timeout: 10s target_groups: - targets: ['localhost:8075']Here
localhost:8075is the DCMonitor's host:port which web service listen on (configured inapplication.properties). The completed example is here.After that go to
http://<hostname>:9090/status, expected to see the dcmonitor endpoints in targets section. It is inUNHEALTHYstate because we havn't set up DCMonitor web service yet! 

 - 
 - 
Compile & deploy DCMonitor
- 
Compile
git clone git@github.com:shunfei/DCMonitor.git cd DCMonitor ./build.shThen a
targetfolder will be generated under root folder. - 
Deploy
You only need to deploy
target,run.sh,configto target machine.Modify configurations in
config/config.jsonandapplication.properties.Run
run.sh, will start the DCMonitor web service. If every thing is fine, visithttp://<hostname>:8075to enjoy! 
 -