Gratien D'haese is a Belgian independent IT Consultant who is already over 25 years active in the Unix world (and with Linux since its invention in 1991). Gratien has a broad experience with Unix in general, Unix networking and security, big system administration tasks, clustering, consultancy and project management.
Gratien is quite active in the Unix/Linux Open Source world and is giving talks around various
topics since the days of the Belgian UNIX Users Group and other organizations promoting
Unix/Linux and the Open Source movement. On occasions he talks about his projects on
conferences, such as at Fosdem, LinuxTag, T-Dose, OSBC and LOAD with talks around Relax-and-
Recover, IPv6, adhocr.
Gratien is the co-founder and main designer of Relax-and-Recover (rear) together with Schlomo
Schapiro (from Germany). This project started in 2006 and the software is part of Fedora, EPEL and SLES HA - [http://relax-and-recover.org/]
Gratien is also involved with other Open Source projects, such as Upgrade-UX, "Make CD-ROM
Recovery (mkcdrec)" (which is the forerunner of rear), WBEMextras, adhcor, CFG2HTML,
SANmigration, sgesap_validation, c4 and dupro.