HBase table-level monitoring enables you to monitor the numbers of read and write requests and storage usage of each table in HBase.
HBase Table Load List
1. Log in to the EMR console and click a Cluster ID/Name on the Cluster List page to enter the cluster details page.
2. On the cluster details page, click Cluster Service and select Operation > Table-Level Monitoring in the top-right corner of the HBase component block to query HBase table loads.
Viewing Table Details
Click a table name to pop up the table details. The details page can display the numbers of read and write requests and size of store (including MemStore and StoreFile) of the selected table in the dimension of the entire table or node. You can switch between nodes by using the Node Filter in the top-right corner.
Regions Operation
Click Regions Operation to view the numbers of read and write requests of each region contained in the table.
Region Details
Click a region name to pop up the region details page, where the numbers of read and write requests of the selected table are displayed at different time granularities. Click Time Granularity in the top-right corner to switch between time granularities.
RegionServers Operation
Click RegionServers Operation to view the request delay of each RegionServer where the table is distributed.
Was this page helpful?