nodemanager jmx info is negative

[ImChoison]

i use jmx agent to get nodemanager metrics

but got AllocatedVCores,AllocatedGB,AllocatedContainers is negative

why，anyone meet this ？

{
"name" : "Hadoop:service=NodeManager,name=NodeManagerMetrics",
"modelerType" : "NodeManagerMetrics",
"tag.Context" : "yarn",
"tag.Hostname" : "28-10.inc",
"ContainersLaunched" : 44742,
"ContainersCompleted" : 1394,
"ContainersFailed" : 47,
"ContainersKilled" : 43306,
"ContainersIniting" : 0,
"ContainersRunning" : 22,
"AllocatedGB" : -41,
"AllocatedContainers" : -5,
"AvailableGB" : 261,
"AllocatedVCores" : -12,
"AvailableVCores" : 67,
"ContainerLaunchDurationNumOps" : 44763,
"ContainerLaunchDurationAvgTime" : 34.5,
"BadLocalDirs" : 0,
"BadLogDirs" : 0,
"GoodLocalDirsDiskUtilizationPerc" : 68,
"GoodLogDirsDiskUtilizationPerc" : 68
}