Following bellow is build Xen Host on top Ubuntu 9.10 Server.It is based on direct clone via “hg” and build Xen 3.4.3-rc4 from xensource.com,applying Andrew Lyon’s 2.6.31 patch set V12 to vanilla kernel 2.6.31.12 along with tuning patched kernel via “make menuconfig” and building aka Suse xenified kernel in Ubuntu 9.10 environment.Notice that forward porting of original patch set was don
Read more »High End - free software for the pro/admin/hacker - high-end distros (Red Hat, Debian, etc.), kernel development, programming and heavy duty CLI work, networking, databases, web- and sys-admin stuff, advanced howtos, high end hardware (servers, workstations, thinstations) etc.
Set up Xen 3.4.3 Dom0 via xenified 2.6.31.12 kernel on top Ubuntu 9.10 Server
http://bderzhavets.wordpress.com –
The Mobile View: Linux Kernel 2.6.33
http://www.linux.com –
Last week brought the arrival of a new Linux kernel, version 2.6.33. With it, came quite a few changes likely to interest to device developers. So, here is a breakdown of the most significant mobile/embedded updates to come in the latest kernel.
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RSA Authentication Weakness Discovered
http://www.net-security.org –
The most common digital security technique used to protect both media copyright and Internet communications has a major weakness, University of Michigan computer scientists have discovered.
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Beginner's Guide to Nmap
http://www.linux.com –
Ever wondered how attackers know what ports are open on a system? Or how to find out what services a computer is running without just asking the site admin? You can do all this and more with a handy little tool called Nmap.
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Vim Plugins You Should Know About, Part VII: ragtag.vim
http://www.catonmat.net –
This time I am going to introduce you to a plugin called “ragtag.vim“. A month ago it was still known as “allml.vim” but now it has been renamed to ragtag.vim.
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New Open-Source ATI Driver Releases
http://www.phoronix.com –
With the Linux 2.6.33 kernel having been released last week where the ATI kernel mode-setting (KMS) DRM code left the kernel's staging area, we knew a new ATI X.Org driver release was imminent. Over the night a new stable DDX driver update has been pushed out for xf86-video-ati as well as a new pre-release for the KMS-supportive 6.13 version that also carries other changes.
Read more »BOINC -open-source software platform for implementing Virtual Super Computer
http://techie-blogger.com –
BOINC - Open-source software for volunteer computing and grid computing can be used for implementing a virtual super computer at campus by using the unused processing power of other computers.Using BOINC ,we can pool the unused processing power of all these computers.
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Linux-2.6.33-libre released
http://lwn.net –
Linux hasn't been Free Software since 1996, when Mr Torvalds accepted the first pieces of non-Free Software in the distributions of Linux he has published since 1991. Over these years, while this kernel grew by a factor of 14, the amount of non-Free firmware required by Linux drivers grew by an alarming factor of 83.
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Five Tools for Measuring and Improving Linux System Performance
http://www.linux.com –
Out of the box, Linux runs just fine for many uses. But if you find yourself needing to ferret out performance problems or tune the kernel for better performance, Linux has more than enough tools to measure and tweak system performance.
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Linux super-duper admin tools: screen
http://www.dedoimedo.com –
Time to learn about yet another cool little admin application that will change the way you think and work. screen is a full-screen window manager that multiplexes a physical terminal between several processes, typically interactive shells.
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Completely functional virsh (Libvirt 0.1.7-15) & GRUB2 Support at Xen 3.4.3 on top of F12
http://bderzhavets.wordpress.com –
Recent pulling GRUB2 supporting CSs into xen-3.4-testing.hg immediately makes sense to build xen 3.4.3-2.fc12.src.rpm to be able to set up current version of 3.4.3 Xen Hypervisor on Fedora 12 working pretty smoothly with Libvirt packages ( vs Xen 4.0) and the at same time supporting GRUB2 PV DomUs , say Ubuntu 9.10 Server or Debian Sqeeze.
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Nagios: Central Monitoring
http://beginlinux.com –
This is part two of a three part series on distributed monitoring. You can use passive service and host checks to allow non-central Nagios servers to collect data from a network of machines and then transfer that information to a central Nagios server.
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sudo vulnerabilities
http://www.ubuntugeek.com –
A security issue affects the following Ubuntu releases:
Ubuntu 6.06 LTS Ubuntu 8.04 LTS Ubuntu 8.10 Ubuntu 9.04 Ubuntu 9.10
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[Howto] Introduction to Puppet
http://blog.credativ.com –
The administration of a large number of servers can be quite tiresome without a central configuration management. This article gives a first introduction into the configuration management Puppet.
Introduction
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PostgreSQL Optimizer Bits: Semi and Anti Joins
http://blog.credativ.com –
The series “PostgreSQL Optimiser Bits” will introduce the strategies and highlights of the PostgreSQL optimiser. We start today with a new feature of PostgreSQL 8.4: Semi and Anti Joins.
Since version 8.4, PostgreSQL has been offering a new optimisation strategy for the optimisation of certain queries: Semi and Anti Joins.
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