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- 荫使用艾斯波从交通流得到车辆计数1分钟运行窗口,
- 它工作正常,IAM能够获得基于的分组计数传感器,车辆类型和方向。
- 它运行了一天,但在一天结束时它会给出内存不足,请你帮我们解决这个问题。 4,我已经使用@Hint不退,请建议,如果EPL必须改变
信息: 一)艾斯波版本:6.1.0,而不是企业版
B)JDK 1.8
三)OS:RHEL 7.0
d)EPL:艾斯波6.1.0出内存
@Hint('reclaim_group_aged=60,reclaim_group_freq=5')
select max(time) as time, event_name, object_class, object_id,
world_position, provider, tenant, speed, count(time) as vehicle_count,
sum(speed) as avg_speed, sensityScope as scope_id, sensityLane as lane,
suportedBearing as bearing, objectType as object_type,
pomLatitude as pom_latitude, pomLongitude as pom_longitude,
refSpeed as ref_speed, sid, geoPoint, roadClass
from com.cisco.cdp.traffic.esper.event.SensityTrafficEntity#time(1 minute)
group by sensityScope, object_class, event_name, suportedBearing
“sensityScope,object_class,event_name,suportedBearing”字段都需要明确定义的哈希码和等号。 – user650839