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From Dylan Hutchison <dhutc...@cs.washington.edu>
Subject Re: Accumulo Ingest JMX metric
Date Thu, 09 Jun 2016 02:29:24 GMT
Hi Roshan,
  We fixed the JMX stat call for the ingest rate.  It will go into 1.6.6
when it is released.
Cheers, Dylan

On Wed, Jun 8, 2016 at 8:26 AM, Josh Elser <josh.elser@gmail.com> wrote:

> Boss. Thanks, Roshan.
>
> Roshan Punnoose wrote:
>
>> Just filed: https://issues.apache.org/jira/browse/ACCUMULO-4334
>>
>> Thanks Josh!
>>
>> On Wed, Jun 8, 2016 at 11:13 AM Josh Elser <josh.elser@gmail.com
>> <mailto:josh.elser@gmail.com>> wrote:
>>
>>     Yeah, this looks wrong.
>>
>>     The numbers the monitor gets are from the TabletServer polling each
>>     Tablet
>>
>>
>> https://github.com/apache/accumulo/blob/1.6/server/tserver/src/main/java/org/apache/accumulo/tserver/TabletServer.java#L3676-L3677
>>
>>     The JMX metrics reported by the TServer should also likely do the
>> same.
>>
>>     Care to file a JIRA issue?
>>
>>     Roshan Punnoose wrote:
>>      > I am using Accumulo 1.6.5 and trying to monitor ingest rates
>>     through JMX
>>      > endpoints. The ingest reported through JMX does not seem to match
>>     with
>>      > the ingest rates reported on the accumulo monitor. Looking at the
>>     source
>>      > code, I noticed that the TabletServerMBean is counting all the
>>     entries
>>      > in memory for online tablets on that TabletServer:
>>      >
>>      > result+=tablet.getNumEntriesInMemory()
>>      >
>>      >
>>      > Is this is a good metric to use for ingest rates? Just want a
>>     good way
>>      > to measure ingest rates as I change configurations and run the
>>      > continuous ingest.
>>      >
>>      > Thanks!
>>      > Roshan
>>
>>

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