Re: pseudo distributed mode

On Fri, May 3, 2013 at 12:15 AM, mouna laroussi wrote: > Hi, > > I want to configure my Hadoop in tne pseudo distributed mode. > when i arrive to the step to format namenode, i foind at the web page 50070 > "there are no namenode in the cluster. > what shouled i do? > is there any path to change?

Re: pseudo distributed mode

After formatting the NN, start the daemons using "bin/start-hdfs.sh" and "bin/start-mapred.sh". If it still doesn't work show us the logs. Warm Regards, Tariq https://mtariq.jux.com/ cloudfront.blogspot.com On Fri, May 3, 2013 at 10:29 PM, Nitin Pawar wrote: > once you format the namenode, it w

Re: pseudo distributed mode

once you format the namenode, it will need to started again for the normal purpose usage On Fri, May 3, 2013 at 12:45 PM, mouna laroussi wrote: > Hi, > > I want to configure my Hadoop in tne pseudo distributed mode. > when i arrive to the step to format namenode, i foind at the web page > 50070

pseudo distributed mode

Hi, I want to configure my Hadoop in tne pseudo distributed mode. when i arrive to the step to format namenode, i foind at the web page 50070 "there are no namenode in the cluster. what shouled i do? is there any path to change? Thanks -- LAROUSSI Mouna Élève ingénieur en Génie Logiciel - INSAT

Re: Where's downlink.data file?

Anyone has similar experience? Any suggestion welcome. I am stuck here for a week now... Thanks, Alice On Sun, Apr 28, 2013 at 5:38 PM, Xun TANG wrote: > According to this link > http://wiki.apache.org/hadoop/HowToDebugMapReducePrograms > > I am trying to find out where the downlink.data file

Re: How can I add a new hard disk in an existing HDFS cluster?

go for ext3 or ext4 On Fri, May 3, 2013 at 8:32 AM, Joarder KAMAL wrote: > Hi, > > I have a running HDFS cluster (Hadoop/HBase) consists of 4 nodes and the > initial hard disk (/dev/vda1) size is 10G only. Now I have a second hard > drive /dev/vdb of 60GB size and want to add it into my existi

Re: Parallel Load Data into Two partitions of a Hive Table

Thanks Yanbo. I my doubt is got clarified now. On Fri, May 3, 2013 at 2:38 PM, Yanbo Liang wrote: > load data to different partitions parallel is OK, because it equivalent to > write to different file on HDFS > > > 2013/5/3 selva > >> Hi All, >> >> I need to load a month worth of processed dat

Re: Parallel Load Data into Two partitions of a Hive Table

load data to different partitions parallel is OK, because it equivalent to write to different file on HDFS 2013/5/3 selva > Hi All, > > I need to load a month worth of processed data into a hive table. Table > have 10 partitions. Each day have many files to load and each file is > taking two se

Re: Which data sets were processed by each tasktracker?

You probably need to be using a release that has https://issues.apache.org/jira/browse/MAPREDUCE-3678 in it. It will print the input split onto the task logs, letting you know therefore what it processed at all times (so long as the input split type, such as file splits, have intelligible outputs f

Re: How can I add a new hard disk in an existing HDFS cluster?

you can change the setting of data.dfs.dir in hdfs-site.xml if your version is 1.x data.dfs.dir /usr/hadoop/tmp/dfs/data, /dev/vdb 2013/5/3 Joarder KAMAL > Hi, > > I have a running HDFS cluster (Hadoop/HBase) consists of 4 nodes and the > initial hard disk (/dev/vda1) si

Which data sets were processed by each tasktracker?

Hi, I have a 3-node cluster, with JobTracker running on one machine and TaskTrackers on other two. Instead of using HDFS, I have written my own FileSystem implementation. I am able to run a MapReduce job on this cluster but I am not able to make out from logs or TaskTracker UI, which data sets