HBase Regions

The HBase Region Server provides you with a table describing the basic statistics of the existing Region Servers in a cluster.

note

The statistics displayed are from the last 24 hours by default. To view statistics from a custom date range, click the Timeframe icon in the top-right corner of the page and select the required time frame and timezone.

The following table describes the metrics of a region server in HBase.

MetricsDescription
StatusA in the Status column indicates that the region server is up and running.
HostThe name of the host region server.
Num RegionsThe number of regions in the region server.
Req Per SecThe number of requests sent to the region server every second.
Read Req Per SecThe number of read requests sent to the region server every second.
Write Req Per SecThe number of write requests sent to the region server every second.
Memstore SizeMemStore is where the data is stored before being written on the actual disk. MemStoreSize is the size of the memStore.
Num StorefilesThe number of storefiles in the region server.
StoreFileSizeThe size of storefiles in the regions server.
Compaction Queue LengthThe number of stores in the regions that have been targeted for compaction.
note

Click the host in the table to view more details of the region server.