I dream of a day where virtualization is pervasive.
Instead of thinking about services in terms of servers, CPUs or directly mapped resources, I should be able to to add virtual machines in terms of guaranteed throughput rate over a whole grid. Scaling out should be as easy as adding …
more ...RHEL 5 includes the now ancient Xen 3.0 hypervisior. A lot has been improved since then, especially in the current 3.3 release. Additionally, RedHat now owns the company behind KVM, so it is unlikely they will spend much time backporting Xen stuff for RHEL 5.3 or the …
more ...I just went through hell in a handbasket trying to get 802.3ad Link Aggregation set up on a Centos 5.2 Xen box. Setting up link aggregation itself isn't that bad - http://wiki.centos.org/TipsAndTricks/BondingInterfaces for a simple guide (after your managed switch is configd) - but what …
more ...Here's how you upgrade to ext4. The process is pretty easy, but requires an fsck which means unmounting or rebooting if the file system is in use.
Make sure you are using at least e2fstools 1.41.3 and kernel 2.6.28 (or a vendor kernel with latest ext4 …
more ...Here's a minor thought dump of the moment: no hard numbers, just some general observations over the past year or two.
I've heard the comparison between Linux and other UNIX like OSes a few times in the past. Of course it is a bit hard to compare "Linux" - which is …
more ...Take a look at this Intel developer's blog:
http://sarah.thesharps.us/2008-12-07-13-35.cherry
The video shows a USB flash drive transfering video at 125MB/s! To give you an idea of this speed, it is likely more than your hard disk can put out which is probably around 80MB …
more ...This blog was recently featured on Slashdot over the Thanksgiving holiday in the US. It was the perfect storm: commercial news organizations were mostly dormant creating a slow news day, and geeks like me were at home eager to …
more ...Development seem to be going well for Tux3.
Daniel Phillips of Tux3 just posted the following to the LKML:
The big goals for Christmas (this Christmas!) are:
- SMP locking
- Atomic commit
- Posixly complete
- Rudimentary fsck
With the following comical reference
more ...With atomic commit, we will progress from "buggy Ext2 equivalent …
I define retrocomputing [wikipedia] as the collecting and use of old computers. Why might one do this? Well, for one, enterprises cycle out machines fairly frequently. 2,3,4 and 5 year old systems are often sent out to scrappers in droves despite …
more ...Phoronix has been cranking out a slew of benchmarks recently, pitting various different Linux distros against each other and even different operating systems with their own automated test suite.