2019-04-28 15:57:28,355 INFO org.apache.hadoop.hbase.regionserver.HeapMemoryManager: heapOccupancyPercent 0.8963877 is now below the heap occupancy alarm watermark (0.95)
2019-04-28 15:58:27,436 WARN org.apache.hadoop.hbase.regionserver.HeapMemoryManager: heapOccupancyPercent 0.9824233 is above heap occupancy alarm watermark (0.95

最近有3个节点的hbase的 Region Server总是会异常挂掉:

可视化cm界面报错:该节点未连接至集群

查看日志:没有error,只有warn警告如上

尝试:

1.重启,恢复,但是过了一段时间后由会挂掉

2.修改参数:

04-29 22:51