]
Sent: Friday, June 11, 2010 3:57 PM
To: user@hbase.apache.org
Subject: RE: ICV concurrency problem (?)
Follow-up to this issue, with a test map job to demonstrate it.
I created RandomInputFormat that allows you to configure the number of
input splits and the size of each split. The record reader
@gmail.com [mailto:saint@gmail.com] On Behalf Of Stack
Sent: Saturday, June 12, 2010 9:59 AM
To: user@hbase.apache.org
Subject: Re: ICV concurrency problem (?)
On Fri, Jun 11, 2010 at 4:26 PM, Mark Laffoon
mlaff...@semanticresearch.com wrote:
The other thing I didn't mention: I ran
From: Mark Laffoon
Subject: RE: ICV concurrency problem (?)
1. I have multiple clients (map/reduce task executors)
hitting an HBase cluster with multiple region servers.
Assuming the client code doesn't explicitly set the
timestamp, which box actually generates the timestamp
for a put
Follow-up to this issue, with a test map job to demonstrate it.
I created RandomInputFormat that allows you to configure the number of
input splits and the size of each split. The record reader generates a
random key (UUID) and a value that is unique to each split. For example,
you can set it up
On Fri, Jun 11, 2010 at 3:56 PM, Mark Laffoon mlaff...@semanticresearch.com
wrote:
Follow-up to this issue, with a test map job to demonstrate it.
I created RandomInputFormat that allows you to configure the number of
input splits and the size of each split. The record reader generates a
-
From: Ryan Rawson [mailto:ryano...@gmail.com]
Sent: Friday, June 11, 2010 4:06 PM
To: user@hbase.apache.org
Subject: Re: ICV concurrency problem (?)
I would tend to agree with Todd here, I have generally used 'close()'
in the Hadoop 0.20 MR API to accomplish such tasks.
-ryan
On Fri
. Sometimes it works, and sometimes it doesn't sigh. Could there be
an issue with data being moved around regions?
Thanks,
Mark
-Original Message-
From: Ryan Rawson [mailto:ryano...@gmail.com]
Sent: Friday, June 11, 2010 4:06 PM
To: user@hbase.apache.org
Subject: Re: ICV concurrency
the breed as the key. Thus, when
we're all done, it is fast and easy to get the breed counts.
TIA for any hints,
Mark
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that has the breed as the key. Thus, when
we're all done, it is fast and easy to get the breed counts.
TIA for any hints,
Mark
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