queueUsagePercentage is coming as INF for getApp REST api call

{
    "app": {
        "id": "application_1514964945154_0001",
        "user": "hrt_qa",
        "name": "DistributedShell",
        "queue": "a1",
        "state": "RUNNING",
        "finalStatus": "UNDEFINED",
        "progress": 90.0,
        "trackingUI": "ApplicationMaster",
        "trackingUrl": "http://ctr-e136-1513029738776-28101-01-000004.hwx.site:8088/proxy/application_1514964945154_0001/",
        "diagnostics": "",
        "clusterId": 1514964945154,
        "applicationType": "YARN",
        "applicationTags": "",
        "priority": 0,
        "startedTime": 1514965015754,
        "finishedTime": 0,
        "elapsedTime": 418844,
        "amContainerLogs": "http://ctr-e136-1513029738776-28101-01-000007.hwx.site:8042/node/containerlogs/container_e43_1514964945154_0001_01_000001/hrt_qa",
        "amHostHttpAddress": "ctr-e136-1513029738776-28101-01-000007.hwx.site:8042",
        "allocatedMB": 600,
        "allocatedVCores": 1,
        "reservedMB": 0,
        "reservedVCores": 0,
        "runningContainers": 1,
        "memorySeconds": 1227070,
        "vcoreSeconds": 2041,
        "queueUsagePercentage": INF,
        "clusterUsagePercentage": 3.2552083,
        "resourceSecondsMap": {
            "entry": {
                "key": "memory-mb",
                "value": "1227070"
            },
            "entry": {
                "key": "vcores",
                "value": "2041"
            }
        },
        "preemptedResourceMB": 0,
        "preemptedResourceVCores": 0,
        "numNonAMContainerPreempted": 0,
        "numAMContainerPreempted": 0,
        "preemptedMemorySeconds": 0,
        "preemptedVcoreSeconds": 0,
        "preemptedResourceSecondsMap": {
            
        },
        "resourceRequests": [
            {
                "priority": 0,
                "resourceName": "*",
                "capability": {
                    "memory": 600,
                    "vCores": 1
                },
                "numContainers": 1,
                "relaxLocality": true,
                "nodeLabelExpression": "x",
                "executionTypeRequest": {
                    "executionType": "GUARANTEED",
                    "enforceExecutionType": false
                },
                "enforceExecutionType": false
            }
        ],
        "logAggregationStatus": "NOT_START",
        "unmanagedApplication": false,
        "appNodeLabelExpression": "x",
        "amNodeLabelExpression": "x",
        "resourceInfo": {
            "resourceUsagesByPartition": [
                {
                    "partitionName": "",
                    "used": {
                        "memory": 0,
                        "vCores": 0
                    },
                    "reserved": {
                        "memory": 0,
                        "vCores": 0
                    },
                    "pending": {
                        "memory": 0,
                        "vCores": 0
                    },
                    "amUsed": {
                        "memory": 0,
                        "vCores": 0
                    },
                    "amLimit": {
                        "memory": 0,
                        "vCores": 0
                    }
                },
                {
                    "partitionName": "x",
                    "used": {
                        "memory": 0,
                        "vCores": 0
                    },
                    "reserved": {
                        "memory": 0,
                        "vCores": 0
                    },
                    "pending": {
                        "memory": 600,
                        "vCores": 1
                    },
                    "amUsed": {
                        "memory": 0,
                        "vCores": 0
                    },
                    "amLimit": {
                        "memory": 0,
                        "vCores": 0
                    }
                },
                {
                    "partitionName": "y",
                    "used": {
                        "memory": 600,
                        "vCores": 1
                    },
                    "reserved": {
                        "memory": 0,
                        "vCores": 0
                    },
                    "pending": {
                        "memory": 0,
                        "vCores": 0
                    },
                    "amUsed": {
                        "memory": 600,
                        "vCores": 1
                    },
                    "amLimit": {
                        "memory": 0,
                        "vCores": 0
                    }
                }
            ]
        },
        "timeouts": {
            "timeout": [
                {
                    "type": "LIFETIME",
                    "expiryTime": "UNLIMITED",
                    "remainingTimeInSeconds": -1
                }
            ]
        }
    }
}