Month: August 2013

  • Big Data for Small Business

    I have said it before and will say it again you don’t have to be fortune 500 company to use Big Data. Big Data is more about understanding your data, then it is about how big it is and understanding all your different data sources and gathering them into one place, so that you can analyze and understand it better.

    http://www.pcworld.com/article/2047486/how-small-businesses-can-mine-big-data.html

  • CentOS 6.4 service virt-who won't start – work around

    Here is the problem.

    [root@bob ~]# service virt-who start

    Démarrage de virt-who : Traceback (most recent call last):

    File “/usr/share/virt-who/virt-who.py”, line 33, in <module>

    from subscriptionmanager import SubscriptionManager, SubscriptionManagerError

    File “/usr/share/virt-who/subscriptionmanager.py”, line 24, in <module>

    import rhsm.connection as rhsm_connection

    ImportError: No module named rhsm.connection

    [FAILED]

     

    There is a simple work around. Install the Scientific Linux 6 python-rhsm package.

     

    Name : python-rhsm

    Version : 1.1.8 Vendor : Scientific Linux

    Release : 1.el6 Date : 2013-02-22 01:54:26

    Group : Development/Libraries Source RPM : python-rhsm-1.1.8-1.el6.src.rpm

    Size : 0.27 MB

    Packager : Scientific Linux

    Summary : A Python library to communicate with a Red Hat Unified Entitlement Platform

    Description :

    A small library for communicating with the REST interface of a Red Hat Unified

    Entitlement Platform. This interface is used for the management of system

    entitlements, certificates, and access to content.

     

    First install python-simplejson

     

    [root@bob ~]# yum install python-simplejson

     

    Then pick a mirror from http://rpm.pbone.net/index.php3/stat/4/idpl/20813982/dir/scientific_linux_6/com/python-rhsm-1.1.8-1.el6.x86_64.rpm.html and download python-rhsm-1.1.8-1.el6.x86_64.rpm and install it

     

    [root@bob ~]# rpm –install python-rhsm-1.1.8-1.el6.x86_64.rpm

     

    Then start virt-who

     

    [root@bob ~]# service virt-who start

  • What's New with MongoDB Hadoop Integration.

    I attend this Webinar yesterday and it was pretty good. I like how straight they interaction between MongoDB and Hadoop. Check it out if you get a chance.

    http://www.10gen.com/presentations/webinar-whats-new-mongodb-hadoop-integration