Journée utilisateurs du Netfilter Workshop
La journée utilisateurs du Netfilter Workshop aura lieu à Paris le 29 septembre 2008. Cette journée prendra la forme d’une série de conférences sur Netfilter. Les sujets seront variés allant de la...
View ArticleContribution au libre, 2009 commence fort.
Du côté de mes contributions au logiciel libre, l’année 2009 commence assez fort. Il semble que j’ai réussi à déclencher une petite révolution. Le système de test de NuFW avait mis en évidence un crash...
View ArticleMon bureau en mode noyau
Non, non, vous ne verrez pas dans cet article de screenshots du noyau ! J’ai juste envie de poster ici une capture d’écrans que j’ai réalisée et commentée il y a quelque temps. J’étais à ce moment-là...
View ArticleEn route vers le 2.6.30 et encore merci Denis
Oui, bon, vous savez sans doute que le noyau Linux 2.6.30 est en cours de réalisation. Mais saviez-vous que grâce à l’excellent Denis Bodor toute une série de patchs a été incorporée au noyau ? Lors de...
View ArticleSplitting and shrinking a git repository
I have recently faced the challenge to rewrite a git repository. It has two problems: First problem was small: an user has commited with a badly setup git and E-mail as well as username were not...
View ArticleMassive and semantic patching with Coccinelle
I’m currently working on suricata and one of the feature I’m working on change the way the main structure Packet is accessed. One of the consequences is that almost all unit tests need to be rewritten...
View ArticleOptimizing Suricata on multicore CPUs
Suricata IDS/IPS architecture is heavily using multithreading. On almost every runmode (PCAP, PCAP file, NFQ, …) it is possible to setup the number of thread that are used for detection. This is the...
View ArticleMore about Suricata multithread performance
Following my preceding post on suricata multithread performance I’ve decided to continue to work on the subject. By using perf-tool, I found out that when the number of detect threads was increasing,...
View ArticleBuilding Suricata under OpenBSD
Suricata 1.1beta2 has brought OpenBSD to the list of supported operating system. I’m a total newbie to OpenBSD so excuse me for the lack of respect of OpenBSD standards and usages in this...
View ArticleJoining the OISF coding staff
My collaboration with OISF has been announced today. This is an honor for me to join this excellent team on this wonderful project. I’ve taken a lot of pleasure in the past months contributing to the...
View Article
More Pages to Explore .....