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Servers & Storage Feed

Sun Servers and Storage, Solaris, Oracle Linux, Red Hat Linux, Oracle VM for x86, Oracle VDI and Virtualization resources, news, and support articles.

Oracle VM Server Hardware BIOS, and Firmware Best Practices

Posted on Tue 17, by mokumBy Roddy Rodstein 02/17/2015
This post is applicable to Oracle VM Release 3.x
One of the most critical baseline infrastructure requirements for a cluster of Oracle VM Servers is uniformity of configuration.

node-oracledb 0.3.1 is on GitHub (Node.js driver for Oracle Database)

On behalf of the development team, I have merged some new features and
fixes to >node-oracledb

Updates for node-oracledb 0.3.1

Xen Project 4.6 Planning Opens

With Xen Project 4.5 released in January, we are now one month into 4.6 development window!

Mu name is Wei Liu and I have been working on various areas in the Xen Project community, including Linux kernel, hypervisor, QEMU and toolstack. Now I’m a co-maintainer of Xen hypervisor’s toolstack and the netback driver in Linux. I was elected release manager for 4.6 release. Thanks everybody for your trust.

Catch Xen Project Talks at SCALE 13X, openSUSE Mini-Summit, & LF Collaboration Summit This Week

California Gets Four Opportunities in Four Days at Three Conferences to Hear About Xen Project

February 19-22, 2015 has an assortment of great Xen Project talks.

Folks in Santa Rosa, CA at the Linux Foundation Collaboration Summit have two great talks:

LFCollab

Oracle VM NUMA Best Practices

Posted on Fri 13, by mokum
By Roddy Rodstein 02/13/2015
This post is applicable to Oracle VM Release 3.x, Oracle Exadata X5-2, Exalogic X5-2, and Oracle Database Appliance X5-2
 

Contemporary CPU’s from Intel and

Ansible – exclude host from playbook execution

By using –limit argument with ansible-playbook command we can exclude a host from playbook execution.
If hostname starts with “!” it will excluded from host execution.
Lets say if we want to exclude host1 and host2 from ansible-playbook execution use following command:
$ ansible-playbook --limit '!hoost1:!host2' yourPlaybook.yml
To exclude only host1 from execution use following command:

What is Hadoop?

This is a nice Video to explain what is Hadoop in Youtube

Python – check if ip is public or private

 
netaddr is a Python library for representing and manipulating network addresses.
Installing netaddr library:
Use any of following command to install netaddr library
$ sudo pip install netaddr
or
$ easy_install netaddr

Observe following example for more details:

Rise of mangos

What is mangos?

Those of you who follow me may have heard about this project I've created called mangos.

Mangos is a lightweight messaging system designed to be wire compatible with nanomsg, but is implemented entirely in Go.

There is a very nice write up of mangos by Tyler Treat, which might help explain some things.

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