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"ANALYTICS" Unix server - useful tools and commands

"ANALYTICS" Unix server - useful tools and commands

Prerequisites

Once you are in the analytics server (see Command 1 below), make sure JAVA-environment is setup properly. Run this command "java -version"

  • if you get output below then you are all set

    11:46am atanas@analytics ~ $ java -version
    java version "1.8.0_181"
    Java(TM) SE Runtime Environment (build 1.8.0_181-b13)
    Java HotSpot(TM) 64-Bit Server VM (build 25.181-b13, mixed mode)
  • If not, run command "use Java-1.8" and check again

It's best to set this up once and for all in your startup configuration file - run "nano .my.cshrc". Set Java environment, look at snapshot for exact location to place it.

Tiger environment
use Java-1.8
setenv EDITOR nano
setenv TIGER_HOME "/home/unix/analytics/TigerETL3"
setenv RUN3 "/home/unix/analytics/TigerETL3/runEtlAgent.sh"


  • open a new ssh-connection and run "java -version" (see above)

Commands

  1. ssh-connect to "analytics" server using your favorite SSH tool. For Windows SecureCRT is offered as standard ssh-software to Broadies. For Mac you can connect through the command line in Terminal.
  2. You will be asked for username/password but interface is pretty straightforward

  3. run etl-commands as you see fit


Restart WebServer
sudo -u analytics /home/unix/analytics/TigerETL3/restartWeb.sh
Restart Spark
sudo -u analytics /local/spark/restartSpark.sh


Print out Spark cron-jobs
sudo -u analytics crontab -l | grep spark


Print out all ETL cron-jobs
sudo -u analytics crontab -l
Print out specific cron-job
sudo -u analytics crontab -l | grep PoolingCalculator
Run specific ETL-agent
/home/unix/analytics/TigerETL3/runEtlAgent.sh PoolingCalculator
Edit cronjob
sudo -u analytics EDITOR=nano crontab -e

Editing with NANO: Use keyboard to navigate, Ctrl + X to exit, type 'y' to save changes.

Manually run a specific cron-job

search for your cron-job entry and copy it in clipboard
sudo -u analytics crontab -l | grep Orsp
paste the command and run it
$RUN3 Task db=analyticsetl 'task=sparkJob(agentName=Orsp)' 'delta=MillisDelta.now'

Useful crontab utils: 

https://crontab-generator.org/

https://crontab.guru/


Run EtlShell
/home/unix/analytics/TigerETL3/runEtlShell.sh

For more information, please review Tiger3 ETL Shell

Check overall health/load on the server
sudo -u analytics htop