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jpjust
Specialist
Specialist

Central Node Changed to different node

Hi All,

Production node was central node for few months as you can see below.

Name Hostname Centralnode
Development Development.domain No
Production1 Production1.domain No
Production Production.domain Yes

 

All of a sudden,  Production1 node becomes central node

Name Hostname Centralnode
Development Development.domain No
Production1 Production1.domain Yes
Production Production.domain No

Can some one please let me know what could have made that switch to happen?

Appreciate your help

Thanks

Labels (1)
1 Solution

Accepted Solutions
kaushiknsolanki
Partner Ambassador/MVP
Partner Ambassador/MVP

This is because you might have made the Production1.domain a failover node, meaning that if the central node services are stopped for a certain time, then the failover node becomes the central node.

Check this.

https://support.qlik.com/articles/000039753

Please remember to hit the 'Like' button and for helpful answers and resolutions, click on the 'Accept As Solution' button. Cheers!

View solution in original post

6 Replies
kaushiknsolanki
Partner Ambassador/MVP
Partner Ambassador/MVP

This is because you might have made the Production1.domain a failover node, meaning that if the central node services are stopped for a certain time, then the failover node becomes the central node.

Check this.

https://support.qlik.com/articles/000039753

Please remember to hit the 'Like' button and for helpful answers and resolutions, click on the 'Accept As Solution' button. Cheers!
jpjust
Specialist
Specialist
Author

Thank you for the information.

jpjust
Specialist
Specialist
Author

Hi Kaushik - Do you know if there is a way to bring Production 1 node as central node?

Thanks

kaushiknsolanki
Partner Ambassador/MVP
Partner Ambassador/MVP

Make it Failover Node and then Stop the services of current Central node for 10 min. 

Ugly way but it works. 🙂

Please remember to hit the 'Like' button and for helpful answers and resolutions, click on the 'Accept As Solution' button. Cheers!
jpjust
Specialist
Specialist
Author

Thank you Kaushik and that is a good work around. Thanks for that idea.

Do you think even with out changing manually, that is fine? My only concern would be the monitoring apps because connections to the monitoring app are based on the central node and logs that are on the central node.

Any thoughts?

Thanks

 

 

kaushiknsolanki
Partner Ambassador/MVP
Partner Ambassador/MVP

Currently I dont see a way to make them work when the node changes their role.

Please remember to hit the 'Like' button and for helpful answers and resolutions, click on the 'Accept As Solution' button. Cheers!