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0xdata Machine Info
External ip addresses: DemoURL 50.0.250.3
192.168.1.200
192.168.1.99 is the new "Black Knight" 2.5G and 5G access point (admin/admin) HEXADATA_2G and HEXDATA_5G SSIDs.
hdfs/mapreduce CDH4 cluster exists here.
h2o "hdfs_version='cdh4"
h2o "-hdfs=hdfs://192.168.1.151"
default hdfs ports for namenode.
cloudera manager: point browser to http://192.168.1.151:7180 (admin/admin)
hdfs dirs are in /home/data/5 and /home/data/mapred.
hdfs/mapreduce CDH4 cluster exists here.
h2o "hdfs_version='cdh3u5"
h2o "-hdfs=hdfs://192.168.1.176"
default hdfs ports for namenode.
cloudera manager: point browser to http://192.168.1.176:7180 (admin/admin)
hdfs dirs are in /home/cdh3/dfs and /home/cdh3/mapred
All have 32GB dram 3+ghz i5. 4 cores/4 threads. /home disk (RE4) is identical to the i7 machines. 250GB RE3 /home/0xdiag/datasets should be used for datasets. 192.168.1.171 only has one 1TB disk, slightly slower.
192.168.1.171
192.168.1.172
192.168.1.173
192.168.1.174
192.168.1.175
All have 32GB dram. 3+ghz i7. 4 cores/ 8 threads. 250GB (RE4) system disk. 1TB disk (RE4 for /home and /home2) hdfs dirs are in /home/cdh3
192.168.1.176
192.168.1.177
192.168.1.178
192.168.1.179
192.168.1.180
Two cpus per server, 1 core per cpu. 2 threads per cpu. 90nm?
processor : 3
vendor_id : GenuineIntel
cpu family : 15
model : 4
model name : Intel(R) Xeon(TM) CPU 3.20GHz
stepping : 3
cpu MHz : 3200.000
cache size : 2048 KB (shared L2? no L3?)
192.168.1.150
192.168.1.151
192.168.1.152
192.168.1.153
192.168.1.154
192.168.1.155
Each have 12GB dram.
There is a jenkins installed at http://192.168.1.150:8080 There is a jenkins installed at http://192.168.1.171:8080
192.168.1.171-175: Intel(R) Core(TM) i5-3550 CPU @ 3.30GHz
192.168.1.176-180: Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz
oracle 1.7 java is installed via ppa in the repo following http://www.webupd8.org/2012/01/install-oracle-java-jdk-7-in-ubuntu-via.html
# java -version
java version "1.7.0_17"
Java(TM) SE Runtime Environment (build 1.7.0_17-b02)
Java HotSpot(TM) 64-Bit Server VM (build 23.7-b01, mixed mode)
# javac -version
javac 1.7.0_17
It's possible to go backwards or forwards with these installers and apt-get install.
# apt-cache search oracle
oracle-java7-installer - Oracle Java(TM) Development Kit (JDK) 7
oracle-java6-installer - Oracle Java(TM) Development Kit (JDK) 6
oracle-java8-installer - Oracle Java(TM) Development Kit (JDK) 8
oracle-java7-set-default - Set Oracle JDK 7 as default Java
oracle-java6-set-default - Set Oracle JDK 6 as default Java
oracle-java8-set-default - Set Oracle JDK 8 as default Java
linux kernel 2.6.32-358.0.1.el6.x86_64
The openjdk 1.6 is cleanly installed with yum both java and javac
$ alternatives --config java
There are 3 programs which provide 'java'.
Selection Command
-----------------------------------------------
*+ 1 /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/java
2 /usr/lib/jvm/jre-1.5.0-gcj/bin/java
3 /usr/java/latest/bin/java
$ cd /usr/java
$ ls -ltr
drwxr-xr-x 7 root root 4096 Mar 11 11:27 jdk1.6.0_43
lrwxrwxrwx 1 root root 21 Mar 11 11:27 latest -> /usr/java/jdk1.6.0_43
lrwxrwxrwx 1 root root 16 Mar 11 11:27 default -> /usr/java/latest
$ rpm -qa | grep jdk
java-1.6.0-openjdk-devel-1.6.0.0-1.57.1.11.9.el6_4.x86_64
java-1.6.0-openjdk-1.6.0.0-1.57.1.11.9.el6_4.x86_64
jdk-1.6.0_43-fcs.x86_64
$ java -version
java version "1.6.0_24"
OpenJDK Runtime Environment (IcedTea6 1.11.9) (rhel-1.57.1.11.9.el6_4-x86_64)
OpenJDK 64-Bit Server VM (build 20.0-b12, mixed mode)
[kevin@192.168.1.151 ~]$ javac -version
javac 1.6.0_24
Sun Oracle java 1.6 is installed/available, but not used as default. Can be selected. Visible with
rpm -qa | grep jdk
alternatives --config java
alternatives --config javac