Facing Server Slowness and Various Threads Getting Blocked at COM.FutureTense.Mobility.Device.DeviceServiceImpl._initManager() (Doc ID 2426092.1)

Last updated on OCTOBER 31, 2024

Applies to:

Symptoms

WebCenter Sites server is intermittently slow or unresponsive.

Java thread dumps show many threads BLOCKED in a state like the following:

  java.lang.Thread.State: BLOCKED (on object monitor)
at COM.FutureTense.Mobility.Device.DeviceServiceImpl._initManager(DeviceServiceImpl.java:57)
- waiting to lock (a COM.FutureTense.Mobility.Device.DeviceServiceImpl)
at COM.FutureTense.Mobility.Device.DeviceServiceImpl.getManager(DeviceServiceImpl.java:50)
at COM.FutureTense.Mobility.Device.DeviceServiceImpl.getDevice(DeviceServiceImpl.java:91)
at COM.FutureTense.Mobility.DeviceHelper.getDeviceSuffix(DeviceHelper.java:180)
at com.openmarket.Satellite.DeviceCacheManager.getDeviceSuffix(DeviceCacheManager.java:153)
at com.openmarket.Satellite.AbstractContentServer.getRedirectCacheObject(AbstractContentServer.java:587)
at com.openmarket.Satellite.CoResidentContentServerEh.getRedirectCacheObject(CoResidentContentServerEh.java:34)
at com.openmarket.Satellite.AbstractContentServerEh.getCacheObject(AbstractContentServerEh.java:167)
at com.openmarket.Satellite.CoResidentContentServerEh.getCacheObject(CoResidentContentServerEh.java:34)
at com.openmarket.Satellite.SatelliteServer.execute(SatelliteServer.java:90)
at com.openmarket.Satellite.servlet.BaseServlet.doGet(BaseServlet.java:133)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)

Changes

Cause

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