Re: Hadoop graphing tools

2013-10-15 Thread Swaroop Patra
Hi, You can use Tableau. Link -http://tableausoftware.com/ But you need hive. On Tue, Oct 15, 2013 at 10:30 AM, Jagat Singh jagatsi...@gmail.com wrote: Hi , You should look at pentaho or talend tools . Connect via hiveserver and plot charts Thanks On 15/10/2013 2:04 PM, Xuri Nagarin

RE: Hadoop graphing tools

2013-10-15 Thread Smith, Joshua D.
Xuri- I know a lot of folks that take the result of Hadoop jobs and visualize the data within a web page using the D3 JavaScript library. http://d3js.org/ Josh From: Xuri Nagarin [mailto:secs...@gmail.com] Sent: Monday, October 14, 2013 11:46 PM To: user@hadoop.apache.org Subject: Re: Hadoop

Re: Hadoop graphing tools

2013-10-15 Thread Todd Johnston
Have you looked at Splunk's new product called Hunk Splunk A Buffet of Big Data Todd Johnston Senior Sales Engineer – National Programs Splunk Inc. Mobile: 703 980-3397 Email: tjohns...@splunk.commailto:tjohns...@splunk.com Washington D.C. | Cupertino | London | Hong Kong | San Francisco |

Re: Hadoop graphing tools

2013-10-15 Thread Xuri Nagarin
Thanks for all the responses. Currently, I am only looking at open source solutions. On Tue, Oct 15, 2013 at 6:59 AM, Todd Johnston tjohns...@splunk.com wrote: Have you looked at Splunk's new product called Hunk Splunk A Buffet of Big Data Todd Johnston Senior Sales Engineer –

FSDataOutputStream ByteBuffer write

2013-10-15 Thread John Lilley
In the Hadoop 2.1 docs, I see there is a read(ByteBuffer) call in FSDataInputStream, but I don't see a write(ByteBuffer) call documented for FSDataOutputStream. Is there a (fast) way to write a ByteBuffer to HDFS files? Thanks John

Re: high availability

2013-10-15 Thread Koert Kuipers
Jing, thanks for your answer. if hbase with high availability is the desired goal, is it recommended to remove sshfence? we do not plan to use hdfs for anything else. i understood that the only downside of no fencing is that the old namenode could still be serving read requests. could this

Re: high availability

2013-10-15 Thread Jing Zhao
I think a real fencing is not required in case that you're using QJM-based HA. If you are using ZKFC, a graceful fencing will first be triggered in which ZKFC will send a RPC request to the original ANN to make it standby. If the graceful fencing failed the configured fencing will be used. In the

is jdk required to run hadoop or jre alone is sufficient

2013-10-15 Thread oc tsdb
HI , I would like to know if JRE alone is sufficient to run HADOOP services or JDK is required ? we are planning to install latest stable version of hadoop Thanks, Oc.tsdb

Re: high availability

2013-10-15 Thread Bertrand Dechoux
http://blog.cloudera.com/blog/2012/10/quorum-based-journaling-in-cdh4-1/ Old version (4.1) but the principle is still the same. *No requirement for custom fencing configuration *- fencing methods such as STONITH http://en.wikipedia.org/wiki/STONITH require custom hardware; instead, we should