FWIW, Andrew proposed a htop utility: https://issues.apache.org/jira/browse/HBASE-11062
On Wed, Jan 9, 2019 at 4:36 AM Wellington Chevreuil < [email protected]> wrote: > I don't think it is possible to track individual scans resources usage, > current available JMX metrics are an aggregation of all request types > (scanNext, append, get, delete) per regions level at individual RSes, and > these are basically counts on the number of those requests. Resources usage > are measured at RS process level, so that also adds a challenge to account > those for individual scans. Sure, you could break those down by looking at > each thread usage with some monitoring tool such as VisualVM, but then you > would still need to map each RPC handler to an specific scan, and depending > on how large the result, a single scan would be addressed by different > handlers every time it calls "next" fetch another batch of results it's > iterating through. > > Em seg, 7 de jan de 2019 às 14:27, [email protected] < > [email protected]> escreveu: > > > Maybe coprocessor can help you in some way. > > > > > > > > [email protected] > > > > From: Meirav Malka > > Date: 2019-01-07 19:22 > > To: Hbase User Group; dev > > Subject: HBase top activity > > Hi, > > > > Does anyone know i there's a way to get the current operations running > in a > > HBase cluster? > > We want to be able to detect the running scans, their execution time, > > number of executions,cpu, memory and io.(as can be found in Oracle > > database) > > Is there any tracking of this data in HBase? > > > > Thanks > > >
