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From lars hofhansl <la...@apache.org>
Subject Re: question about clienttrace logs in hdfs and shortcircuit read
Date Thu, 04 Jul 2013 09:07:03 GMT
+1 we should have a metric for this.



----- Original Message -----
From: ramkrishna vasudevan <ramkrishna.s.vasudevan@gmail.com>
To: "user@hbase.apache.org" <user@hbase.apache.org>
Cc: 
Sent: Thursday, July 4, 2013 2:02 AM
Subject: Re: question about clienttrace logs in hdfs and shortcircuit read

I think we should have some explicit indicator for this feature.

Mind filing a JIRA for this?

Regards
Ram


On Thu, Jul 4, 2013 at 2:30 PM, Viral Bajaria <viral.bajaria@gmail.com>wrote:

> Currently datanode shows a lot of clienttrace logs for DFSClient. I did a
> quick command line check to see how many clienttrace do I get per active
> RegionServer and it seems the local RegionServer had very few (< 1%).
>
> Given that datanode logs are too noisy with clienttrace, I was hoping to
> find the metrics in an easier way. But maybe I will hunt the logs now.
>
> Any pointers on what type of log to look for ?
>
> Thanks,
> Viral
>
> On Thu, Jul 4, 2013 at 1:57 AM, Azuryy Yu <azuryyyu@gmail.com> wrote:
>
> > if SCR take effect, you can see releated logs in the datanode log.
>


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