Another cool new feature of WildFly 9 is the ability to suspend/resume the execution of application requests. This new feature allows your existing request to complete while preventing new requests to be accepted.
In order to do that, enter the CLI and execute:
:suspend
Check from the server logs that the status has changed to suspended:
When you are in suspend mode you are still able to:
- Deploy/undeploy applications
- Change your configuration
You can check at any time the status of your server by issuing an ls at the root of your configuration:
[standalone@localhost:9990 /] ls core-service name=francesco-pc deployment namespaces=[] deployment-overlay process-type=Server extension product-name=WildFly Full interface product-version=9.0.0.Beta2 path profile-name=undefined socket-binding-group release-codename=Kenny subsystem release-version=1.0.0.Beta2 system-property running-mode=NORMAL launch-type=STANDALONE schema-locations=[] management-major-version=3 server-state=running management-micro-version=0 suspend-state=SUSPENDED management-minor-version=0
On the other hand, new application requests will receive a:
Once completed the running requests, you can either shutdown the server or resume the execution with:
:resume