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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.

The Docker exploit and the security of containers

We normally only cover news and information directly related to Xen in this channel, but we thought it might be useful to briefly expand our scope a bit to mention the recent discussion about the Docker security exploit.

What’s the news?

Well to begin with, a few weeks ago Docker 1.0 was released, just in time for DockerCon.

Top 10 Cloud Computing Certifications

Oracle ‘In Touch’ PartnerCast – Be prepared for a year of growth!

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Touch’ PartnerCast!

RDO IceHouse Setup Two Node (Controller+Compute) Neutron ML2&OVS&VLAN Cluster on Fedora 20

Two KVMs have been created , each one having 2 virtual NICs (eth0,eth1) for Controller && Compute Nodes setup. Before running `packstack –answer-file= TwoNodeML2&OVS&VLAN.txt` SELINUX set to permissive on both nodes. Both eth1′s assigned IPs from VLAN Libvirts subnet before installation and set to promiscuous mode (, ). Packstack bind to public IP – eth0 , Compute Node

How to fix yum [Errno -1] Metadata file does not match checksum

I recently upgraded my local yum repository server to RHEL6. After upgrading I noticed the below error when my el5 clients would attempting to install packages from the local repo with yum. [Errno -1] Metadata file does not match checksum Trying other mirror As it turns out the default checksum type was changed when upgrading […]

Release management: Risk, intuition, and freeze exceptions

I’ve been release coordinator for Xen’s 4.3 and 4.4 releases. For the 4.5 release, I’ve handed this role off to Konrad Wilk, from Oracle. In this blog, I try to capture some of my thoughts and experience about one aspect of release management: deciding what patches to accept during a freeze.

I have three goals when doing release management:

Lessons from a decade of blogging

I started my blog June 17, 2004, tempted by the opportunity of Sun’s blogging policy, and cajoled by Bryan Cantrill’s presentation to the Solaris Kernel Team “Guerrilla Marketing” (net: Sun has forgotten about Solaris so let’s g

How to rename files in bulk

Consider this common scenario. A directory contains multiple files that are named using a common convention: for example, image-001.png, image-002.png, image-003.png, etc. You want to rename the files to, say, upload-001.png, upload-002.png, upload-003.png, etc. The coders among us can write a bash script to automate the process. For expedience, this post shows how to use the built-in rename command to achieve the same goal.

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