012-03-10 00:15:57,495 WARN  [cloud.vm.VirtualMachineManagerImpl] (AgentManager-Handler-4:null) Cleanup failed due to java.lang.NullPointerException
2012-03-10 00:15:57,495 WARN  [cloud.vm.VirtualMachineManagerImpl] (catalina-exec-18:null) Cleanup failed due to java.lang.NullPointerException
2012-03-10 00:15:57,544 WARN  [cloud.storage.StorageManagerImpl] (catalina-exec-18:null) Unable to establish a connection between Host[-2-Routing] and Pool[206|NetworkFilesystem]
2012-03-10 00:15:57,545 WARN  [cloud.storage.StorageManagerImpl] (catalina-exec-18:null) No host can access storage pool Pool[206|NetworkFilesystem] on cluster 1
2012-03-10 00:15:57,593 WARN  [cloud.api.ApiDispatcher] (catalina-exec-18:null) class com.cloud.api.ServerApiException : Failed to add storage pool
2012-03-10 00:43:51,069 WARN  [cloud.vm.VirtualMachineManagerImpl] (AgentManager-Handler-1:null) Cleanup failed due to java.lang.NullPointerException
2012-03-10 00:43:51,070 WARN  [cloud.vm.VirtualMachineManagerImpl] (catalina-exec-24:null) Cleanup failed due to java.lang.NullPointerException
2012-03-10 00:43:51,137 WARN  [cloud.storage.StorageManagerImpl] (catalina-exec-24:null) Unable to establish a connection between Host[-2-Routing] and Pool[207|NetworkFilesystem]
2012-03-10 00:43:51,138 WARN  [cloud.storage.StorageManagerImpl] (catalina-exec-24:null) No host can access storage pool Pool[207|NetworkFilesystem] on cluster 1
2012-03-10 00:43:51,188 WARN  [cloud.api.ApiDispatcher] (catalina-exec-24:null) class com.cloud.api.ServerApiException : Failed to add storage pool
2012-03-10 00:47:10,710 WARN  [cloud.vm.VirtualMachineManagerImpl] (AgentManager-Handler-10:null) Cleanup failed due to java.lang.NullPointerException
2012-03-10 00:47:10,710 WARN  [cloud.vm.VirtualMachineManagerImpl] (catalina-exec-1:null) Cleanup failed due to java.lang.NullPointerException
2012-03-10 00:47:10,786 WARN  [cloud.storage.StorageManagerImpl] (catalina-exec-1:null) Unable to establish a connection between Host[-2-Routing] and Pool[208|SharedMountPoint]
2012-03-10 00:47:10,787 WARN  [cloud.storage.StorageManagerImpl] (catalina-exec-1:null) No host can access storage pool Pool[208|SharedMountPoint] on cluster 1
2012-03-10 00:47:10,838 WARN  [cloud.api.ApiDispatcher] (catalina-exec-1:null) class com.cloud.api.ServerApiException : Failed to add storage pool
2012-03-10 04:04:39,788 WARN  [agent.manager.AgentAttache] (StatsCollector-2:null) Seq 2-1469579550: Timed out on null
2012-03-10 04:04:39,788 WARN  [agent.manager.AgentManagerImpl] (StatsCollector-2:null) Operation timed out: Commands 1469579550 to Host 2 timed out after 3600
2012-03-10 04:04:39,788 WARN  [cloud.resource.ResourceManagerImpl] (StatsCollector-2:null) Unable to obtain host 2 statistics.
2012-03-10 04:04:39,788 WARN  [cloud.server.StatsCollector] (StatsCollector-2:null) Received invalid host stats for host: 2
2012-03-10 05:05:39,797 WARN  [agent.manager.AgentAttache] (StatsCollector-1:null) Seq 2-1469579611: Timed out on null
2012-03-10 05:05:39,798 WARN  [agent.manager.AgentManagerImpl] (StatsCollector-1:null) Operation timed out: Commands 1469579611 to Host 2 timed out after 3600
2012-03-10 05:05:39,798 WARN  [cloud.resource.ResourceManagerImpl] (StatsCollector-1:null) Unable to obtain host 2 statistics.
2012-03-10 05:05:39,798 WARN  [cloud.server.StatsCollector] (StatsCollector-1:null) Received invalid host stats for host: 2
2012-03-10 06:06:39,807 WARN  [agent.manager.AgentAttache] (StatsCollector-1:null) Seq 2-1469579673: Timed out on null
2012-03-10 06:06:39,808 WARN  [agent.manager.AgentManagerImpl] (StatsCollector-1:null) Operation timed out: Commands 1469579673 to Host 2 timed out after 3600
2012-03-10 06:06:39,808 WARN  [cloud.resource.ResourceManagerImpl] (StatsCollector-1:null) Unable to obtain host 2 statistics.
2012-03-10 06:06:39,808 WARN  [cloud.server.StatsCollector] (StatsCollector-1:null) Received invalid host stats for host: 2
2012-03-10 06:47:46,988 WARN  [agent.manager.AgentAttache] (AgentTaskPool-15:null) Seq 2-1469579774: Timed out on Seq 2-1469579774:  { Cmd , MgmtId: 278379167006, via: 2, Ver: v1, Flags: 100011, [{"CheckHealthCommand":{"wait":50}}] }
2012-03-10 06:47:46,989 WARN  [agent.manager.AgentManagerImpl] (AgentTaskPool-15:null) Operation timed out: Commands 1469579774 to Host 2 timed out after 100
2012-03-10 06:47:47,019 WARN  [agent.manager.AgentAttache] (StatsCollector-1:null) Seq 2-1469579735: Timed out on null
2012-03-10 06:47:47,019 WARN  [agent.manager.AgentAttache] (AgentTaskPool-16:null) Seq 2-1469579775: Timed out on Seq 2-1469579775:  { Cmd , MgmtId: 278379167006, via: 2, Ver: v1, Flags: 100011, [{"CheckHealthCommand":{"wait":50}}] }
2012-03-10 06:47:47,019 WARN  [agent.manager.AgentManagerImpl] (StatsCollector-1:null) Operation timed out: Commands 1469579735 to Host 2 timed out after 3600
2012-03-10 06:47:47,020 WARN  [cloud.resource.ResourceManagerImpl] (StatsCollector-1:null) Unable to obtain host 2 statistics.
2012-03-10 06:47:47,020 WARN  [cloud.server.StatsCollector] (StatsCollector-1:null) Received invalid host stats for host: 2
2012-03-10 06:47:47,020 WARN  [agent.manager.AgentManagerImpl] (AgentTaskPool-16:null) Operation timed out: Commands 1469579775 to Host 2 timed out after 100
2012-03-10 06:47:47,081 WARN  [cloud.ha.HighAvailabilityManagerImpl] (AgentTaskPool-15:null) Scheduling restart for VMs on host 2