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From Pradeep Gollakota <pradeep...@gmail.com>
Subject Re: State of Art in Hadoop Log aggregation
Date Fri, 11 Oct 2013 06:19:48 GMT
There are plenty of log aggregation tools both open source and commercial
off the shelf. Here's some

My personal recommendation is LogStash.

On Thu, Oct 10, 2013 at 10:38 PM, Raymond Tay <raymondtay1974@gmail.com>wrote:

> You can try Chukwa which is part of the incubating projects under Apache.
> Tried it before and liked it for aggregating logs.
> On 11 Oct, 2013, at 1:36 PM, Sagar Mehta <sagarmehta@gmail.com> wrote:
> Hi Guys,
> We have fairly decent sized Hadoop cluster of about 200 nodes and was
> wondering what is the state of art if I want to aggregate and visualize
> Hadoop ecosystem logs, particularly
>    1. Tasktracker logs
>    2. Datanode logs
>    3. Hbase RegionServer logs
> One way is to use something like a Flume on each node to aggregate the
> logs and then use something like Kibana -
> http://www.elasticsearch.org/overview/kibana/ to visualize the logs and
> make them searchable.
> However I don't want to write another ETL for the hadoop/hbase logs
>  themselves. We currently log in to each machine individually to 'tail -F
> logs' when there is an hadoop problem on a particular node.
> We want a better way to look at the hadoop logs themselves in a
> centralized way when there is an issue without having to login to 100
> different machines and was wondering what is the state of are in this
> regard.
> Suggestions/Pointers are very welcome!!
> Sagar

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