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Tip: The Restart Trifacta button in the Admin Settings page is the preferred method for restarting the platform.
NOTE: The restart button is not available when high availability is enabled for the Alteryx® node.
See Admin Settings Page.
NOTE: In an Azure HDI environment, you must perform platform start and stop operations from /opt/trifacta. Running these commands from other directories, such as /root, can cause service issues.
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
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:
NOTE: This solution applies to PostgreSQL 9.6 only. Please modify for your installed database version.
This error can occur when the operating system is restarted. Please execute the following commands to check the PostgreSQL configuration and restart the databases.
chkconfig postgresql-9.6 on
Then, restart the platform as normal.
service trifacta restart
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