Contents:
Tip: The Restart Trifacta button in the Admin Settings page is the preferred method for restarting the platform. See Admin Settings Page.
Start
NOTE: These operations must be executed under the root user.
Command:
service trifacta start
Verify operations
Steps:
Check logs for errors:
/opt/trifacta/logs/*.log
You can also access logs through the Designer Cloud® application for each service. See System Services and Logs.
Login to the Designer Cloud application. If available, perform a simple transformation operation. See Login.
Run a simple job. See Verify Operations.
Restart
NOTE: Before you restart the platform, you should verify that no jobs are in progress. On restart, these jobs may fail to complete forever. This is a known issue.
Command:
service trifacta restart
When the login page is available, the system has been restarted. See Login.
Tip: If you have made any configuration changes, you should verify operations. See Verify Operations.
Stop
Command:
service trifacta stop
Debugging
You can verify operations of WebHDFS. Command:
curl -i "http://<hadoop_node>:<port_number>/webhdfs/v1/?op=LISTSTATUS&user.name=trifacta"
Troubleshooting
Error - SequelizeConnectionRefusedError: connect ECONNREFUSED
If you have attempted to start the platform after an operating system reboot, you may receive the following error message, and the platform start fails to complete:
2016-10-04T14:03:17.883Z - error: [ENVIRONMENT] Environment Sanity Test Failed 2016-10-04T14:03:17.883Z - error: [ENVIRONMENT] Exception Type: Error 2016-10-04T14:03:17.883Z - error: [ENVIRONMENT] Exception Message: SequelizeConnectionRefusedError: connect ECONNREFUSED
Solution:
This error can occur when the operating system is restarted. Please execute the following commands to check the Postgres configuration and restart the databases:
chkconfig postgresql-9.3 on
Then, restart the platform as normal.
service trifacta restart
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