Did you adjust the writebuffer to a larger size and/or turn off autoFlush
for the Htable? I've found that both of those settings can have a profound
impact on write performance. You might also look at adjusting the handler
count for the regionservers which by default is pretty low. You should
also
Hi Naveen,
There is tool called Sqoop which supports importing the data from
relational database to HBase.
https://blogs.apache.org/sqoop/entry/apache_sqoop_graduates_from_incubator
Maybe it can help you migrate the data easily.
Best Wishes
Dan Han
On Mon, Sep 24, 2012 at 9:20 AM, Paul Mackl
n
-Original Message-
From: Paul Mackles [mailto:pmack...@adobe.com]
Sent: Monday, September 24, 2012 8:51 PM
To: user@hbase.apache.org
Subject: Re: Mass dumping of data has issues
Did you adjust the writebuffer to a larger size and/or turn off autoFlush
for the Htable? I've found th
ailto:dannahan2...@gmail.com]
Sent: Wednesday, September 26, 2012 7:20 AM
To: user@hbase.apache.org
Subject: Re: Mass dumping of data has issues
Hi Naveen,
There is tool called Sqoop which supports importing the data from
relational database to HBase.
https://blogs.apache.
Naveen [mailto:naveen.moorj...@cleartrip.com]
> Sent: Wednesday, September 26, 2012 11:52 AM
> To: user@hbase.apache.org
> Subject: RE: Mass dumping of data has issues
>
> Hi Dan,
>
> I'm actually trying to simulate the kind of load we're expecting on
> production servers(the in
2:15 PM
To: user@hbase.apache.org
Subject: RE: Mass dumping of data has issues
For the NPE that you got, is the same HTable instance shared by different
threads. This is a common problem users encounter while using HTable across
multiple threads.
Pls check and ensure that the HTable is not shared