HBase is the Hadoop database. Use it when you need random, realtime read/write access to your Big Data. This project's goal is the hosting of very large tables -- billions of rows X millions of columns -- atop clusters of commodity hardware.
4
votes
1answer
1k views
Is it possible to Managing 20 TB data using MySQL?
I am working in a project and my job is to build a database system to manage about 60,000,000,000 data entries.
The project background is I have to do real-time storage for large number of messages ...
3
votes
6answers
465 views
How to achieve zero down time
For an application we want to achieve zero database and application down time using Active Active configuration. Our dB is Oracle
Following are my questions:
How can we achieve active active ...
1
vote
1answer
2k views
Can't connect to HDFS in pseudo-distributed mode
I followed the instructions here for installing hadoop in pseudo-distributed mode.
However, I'm having trouble connecting to HDFS.
When I execute this command :
./hadoop fs -ls /
I get a ...
1
vote
1answer
211 views
What version of HDFS is compatible with HBase stable?
HBase stable is currently hbase-0.90.4, what version(s) of HDFS is it compatible with?
1
vote
1answer
136 views
scribe log analysis
I have decided to use scribe to log all the error and request details in my site for analysis.
How can I use the scribe log data to analyze the data. Is there any tool for this or scribe server ...
1
vote
1answer
115 views
Java process failure (hadoop, hbase)
Anytime I am running hadoop/hbase process from a command prompt I get an error:
/usr/local/hadoop/bin/hadoop: line 320: /usr/lib/jvm/jdk1.7.0/bin/java: cannot execute binary file
...
0
votes
0answers
57 views
Cannot access data from hbase with amazone ec2
I have a single node hadoop machine in which hbase is running in the amazone ec2 instance. Due to some reason the server got restarted. So i need to start hadoop and hbase again. Then its working ...
0
votes
0answers
353 views
Inspect failing on hosts while installing cloudera
I am trying to install CloudEra on 2 machines via CloudEra manager.
Here is the host file of my machine :
/etc/hosts
127.0.0.1 localhost.localdomain localhost
127.0.0.1 ...
0
votes
0answers
51 views
Hbase table creation error
I'm new to Hbase.
There there some errors in hbase table creation as follows:
hbase(main):004:0> list
11/04/30 11:42:23 DEBUG client.HConnectionManager$TableServers: Cache hit for row <> ...
-2
votes
2answers
367 views
why http://server:60010 web page for the running HBase Master
I installed by :
wget http://archive.cloudera.com/cdh/3/hbase-0.90.3-cdh3u1.tar.gz
This is my hbase_site.xml
<property>
<name>hbase.master</name>
...
