JVM Out of Memory - Cluster manager failed

Hi Mendix Community,

We get the following error message in the log when deploying our application. After login the system hangs and then comes back with an error.

Jul 15 13:54:31.020 127.0.0.1 tr10000: INFO - WebUI: Login OK: user 'MxAdmin' (Number of concurrent sessions: 1).
Jul 15 13:58:54.119 127.0.0.1 tr10000: WARNING - ConnectionBus_Queries: (1/4) Query executed in 16 seconds and 374 milliseconds: SELECT DISTINCT "system$clustermanager"."system$statisticsid", 
Jul 15 13:59:06.501 127.0.0.1 tr10000: WARNING - ConnectionBus_Queries: (2/4) "system$clustermanager"."system$xasinstanceid"
Jul 15 13:59:09.344 127.0.0.1 tr10000: WARNING - ConnectionBus_Queries: (3/4)  FROM "system$clustermanager"
Jul 15 13:59:15.017 127.0.0.1 tr10000: WARNING - ConnectionBus_Queries: (4/4)  WHERE "system$clustermanager"."system$statisticsid" = 1970324836974593
Jul 15 13:59:20.839 127.0.0.1 tr10000: JVM Out of Memory error detected

Does anyone know what could be causing this?

Thanks.