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[expand - 2 more] - Re: log - MapReduce - [mail # user]
...But my files are still there. As an example  -rw-r--r--  10 User hadmin    6392159 2013-02-05 21:32 /var/lib/hadoop-hdfs/cache/mapred/mapred/staging/User/.staging/job_201...
   Author: Mohit Vadhera, 2013-04-22, 12:02
jobtracker is stopping because of permissions - MapReduce - [mail # user]
...Can anybody help me to start jobtracker service. it is an urgent . it looks permission issue . What permission to give on which directory. I am pasting log for the same. Service start and st...
   Author: Mohit Vadhera, 2013-04-19, 06:12
change cache path - HDFS - [mail # user]
...Hi,  I want to change cache path because i don't have much space in my root / fs. I want to change path for hadoop cache files to be create on external drives. It is standalone hadoop c...
   Author: Mohit Vadhera, 2013-04-18, 05:51
lost data on hadoop-fuse partion - MapReduce - [mail # user]
...Hi,  I have lost dozen of GBs from partition mounted with hadoop fuse component. How to find the core reason. I am finding the logs for this.  Thanks,...
   Author: Mohit Vadhera, 2013-04-01, 10:10
[expand - 1 more] - Re: Filesystem error - Hadoop - [mail # general]
...Thanks, I started services and moved corrupted block files and it worked. but users are complaining they have lost data that i didn't move. this is very unfortunate i didn't move those file ...
   Author: Mohit Vadhera, 2013-03-29, 15:53
Fwd: - HDFS - [mail # user]
...Now I have linked the shared library. Now I get below error while running mount -a  # mount -a INFO /data/1/jenkins/workspace/generic-package-rhel64-6-0/topdir/BUILD/hadoop-2.0.0-cdh4.1...
   Author: Mohit Vadhera, 2013-03-29, 08:04
- Hadoop - [mail # user]
...Hi,  I am getting below error while mounting fuse_dfs  i am getting shared library error while running the command. mount -a. Can anybody tell me to fix this plz  # cat /etc/f...
   Author: Mohit Vadhera, 2013-03-29, 07:38
[expand - 2 more] - Re: hadoop filesystem corrupt - Hadoop - [mail # user]
...Can anybody let me know how to get block size back into the running system ? I want data_brk files back into the directory data ? I want the running filesystem should start it reading . &nbs...
   Author: Mohit Vadhera, 2013-03-03, 10:47
[expand - 11 more] - Re: NameNode low on available disk space - MapReduce - [mail # user]
...thanks Harsh but you didn't answer on this before, I will try to move old directory "name" to new location and restart services  . Hope it will not loose any data .  old Location &...
   Author: Mohit Vadhera, 2013-03-01, 07:51
[expand - 1 more] - Re: namenode is failing - HDFS - [mail # user]
...Please find below logs for shutting down the namenode service. Can anybody check this  2013-02-28 02:07:51,752 WARN org.apache.hadoop.hdfs.server.common.Util: Path /mnt/san1/hdfs/cache/...
   Author: Mohit Vadhera, 2013-02-28, 08:16
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB