On Tue, 2010-05-04 at 18:58 +0200, Bernd Schubert wrote: > > > > Now a couple of questions: > > > > 1) I've compiled RedHat5 2.6.18-164.11.1 kernel using config from file > > config-2.6.18-164.11.1.el5_lustre.1.8.3 extracted from package > > kernel-2.6.18-164.11.1.el5_lustre.1.8.3.x86_64-ext4.rpm from Oracle > > server that says: > > Lustre-patched kernel for ext4(MDS/MGS/OSS Only) > > > > Is it the right one? > > I don't think there is a right or a wrong. For RHEL 5.4 kernels ldiskfs is > either based on ext3 or ext4. The ext3 based version is better tested (with > default options), the ext4 based version has more features (e.g. 16TiB OST > size support).
OK. But, can I use it both for servers and clients? > > > > > 2) By looking at infiniband libraries in Ubuntu LTS 10.04/Debian testing > > I could see that there are mainly OFED 1.4.2 except except libibverbs > > and librdmacm packages which seem to be from OFED 1.5.1 (libibverbs) and > > 1.5 (librdmaca). > > I suppose it have done this way, due to the 2.6.32 kernel (containing > > OFED 1.5.1 as you can see in docs/OFED_release_notes.txt) and openmpi > > 1.4.1 (coming with OFED 1.5.1), but I afraid of having problems when > > using Lustre 1.8.3 on it. I asked Debian maintainer Roland Dreier but he > > did not answer. > > > > Should I worry? > > > > You do not need to care about IB libraries in Lustre at all. Lustre only > accesses the kernel interface. Also, OFED is only a stable collection of > different libraries and utils. Mixing version is allowed, but is not as well > tested as the combination provided by OFED. Got it. Regards -- Ramiro Alba Centre Tecnològic de Tranferència de Calor http://www.cttc.upc.edu Escola Tècnica Superior d'Enginyeries Industrial i Aeronàutica de Terrassa Colom 11, E-08222, Terrassa, Barcelona, Spain Tel: (+34) 93 739 86 46 -- Aquest missatge ha estat analitzat per MailScanner a la cerca de virus i d'altres continguts perillosos, i es considera que està net. _______________________________________________ Lustre-discuss mailing list Lustre-discuss@lists.lustre.org http://lists.lustre.org/mailman/listinfo/lustre-discuss