http://blog.notreally.org or is it? Mon, 11 Feb 2008 00:05:29 +0000 http://backend.userland.com/rss092 en There's one aspect of the linux kernel and the GNU operating system and related tools in which it might be lacking behind, specially with kernel 2.4 series. I'm talking about I/O accounting or how to know what's going on with the hard disc or other devices which are used to ... http://blog.notreally.org/articles/2008/02/10/tricks-to-diagnose-processes-blocked-on-strong-io-in-linux/ Installing software in any unix-like operating system these days has become very easy. Package managers such as dpkg, the one used by Debian or Ubuntu, take most of the hassle by dealing with all the dependencies and intricacies that modern software has nowadays. It's just a matter of getting ... http://blog.notreally.org/articles/2008/01/21/installing-from-source-the-easy-way/ Before reading this, I just need to say something: I've no idea of linux, I've no idea of programming, I've no idea of computers... Everything you read here might have been invented, so, please, do not reproduce what I write here. If you do, bear in mind that you do ... http://blog.notreally.org/articles/2007/12/19/modifying-a-live-linux-kernel/ Some time ago I discovered Multitail, a tool for displaying in a tail-like fashion any kind of information. I works by splitting the console window in many parts and displaying the info you want on each of those screens, whether it is tailing a file or the output of ... http://blog.notreally.org/articles/2007/07/23/multitail/ Hi all, This is just a short note to let you know that I have changed this blog over this weekend. Not only I have migrated it to a different box, but also I have (sort of) migrated it to wordpress. I hope that this will prevent some errors that have ... http://blog.notreally.org/articles/2007/06/10/update/ Try this in firefox: Go to any page with lots of images. Delete the URL bar Substitute it with: javascript:R=0; x1=.1; y1=.05; x2=.25; y2=.24; x3=1.6; y3=.24; x4=300;y4=200; x5=300; y5=200; DI=document.images; DIL=DI.length; function A(){for(i=0; i-DIL; i++){DIS=DI[ i ].style; DIS.position='absolute'; DIS.left=(Math.sin(R*x1+i*x2+x3)*x4+x5)+"px"; DIS.top=(Math.cos(R*y1+i*y2+y3)*y4+y5)+"px"}R++}setInterval('A()',5); void(0) Press Enter and enjoy!!! :-) http://blog.notreally.org/articles/2007/01/26/firefox-trick/ I was trying to debug a connection to the internet that should be controlled by tc, the tool linux uses to do traffic shaping. The scenario is this: All outbound traffic through one interface using a specific IP port should not block the rest of the traffic. Some other ports ... http://blog.notreally.org/articles/2007/01/24/how-to-monitor-packets-from-a-remote-interface/ I first knew about internet radio by listening to Soma FM back in 2001 or 2002. It was pretty cool by then. Lately I've been using Last FM quite a lot. I find it quite nice the way they have everything set up. They have a nice mp3 player with which ... http://blog.notreally.org/articles/2007/01/17/last-fm/ A few days ago I wrote about setting up a subversion repository using svnsync. On that entry I was using svn+ssh authentication, but there are some gotchas to take into account to avoid having a security issue.If you recall correctly, we had a unix user with which people will ... http://blog.notreally.org/articles/2006/12/13/more-on-setting-a-subversion-mirror-repository/ I've been trying to speed up an installation of trac over the last few days. The web interface took ages to display each of the directories or files within the subversion repository. But this one wasn't too big. The only change to the subversion repository is that we started using ... http://blog.notreally.org/articles/2006/12/04/speeding-up-tracs-response-time/