Heiko: I am interested in the doc too.
Its worth while to update the Wiki On Tue, Sep 23, 2008 at 4:57 AM, Andreas Dilger <[EMAIL PROTECTED]> wrote: > On Sep 22, 2008 11:19 +0200, Heiko Schroeter wrote: >> We are using a setup with the following spec: >> >> mds1 and mds2: >> 2 SATA Disks for MDS inside running raid0 with mdam tools. >> Above this drbd for network raid0 and >> Above that HA for failover. >> >> Besides that stonith is running inside HA for a real kill of the other >> node in case of trouble. >> >> Works good and reliable. We tested this real hard. >> >> If it is of general interest i could put down some notes how we did it but it >> will take some days. >> (I have do do it anyway for our docs ...) >> So please let me know if somebody is interested in this. > > It would definitely be useful to update (at least) the Lustre DRBD wiki > page to indicate you are using this successfully, and any configuration > DRBD options you are using. Similarly, if the Lustre manual is missing > any information (or possibly a specific example) of how to use HA for > Lustre that would also be useful. > >> > On Aug 30, 2008 16:35 -0400, Mag Gam wrote: >> > > Sorry Andrea, I would like to know this too. Hopefully someone here >> > > has done this before. Its worth a wiki >> > >> > Common case is use of Linux-HA to manage primary/backup for each OST/MDT. >> > Since Lustre 1.6+ uses "mount" and "unmount" to start/stop Lustre services >> > this can be set up relatively easily with Linux-HA. There is likely even >> > something in the Lustre manual. >> > >> > > On Thu, Aug 14, 2008 at 3:05 AM, Andrea Frittoli >> > > >> > > <[EMAIL PROTECTED]> wrote: >> > > > I'm trying a Lustre + DRBD set-up, I would like to use DRBD with the >> > > > following setup: >> > > > >> > > > on MDS: DRBD emulates an MDT on shared storage. From Lustre >> > > > perspective one MDS is active, the other is passive >> > > > on OSS: BRBD emulates two OST on shared storage for each OSS couple. >> > > > >> > > > >From Lustre perspective each OSS is active for one OST and passive for >> > > > >> > > > the other. >> > > > >> > > > I'm planning to use DRBD in active/passive mode, so that the storage >> > > > is mounted only on the active server, and luster is mounted on top. >> > > > I'm not sure how to sync the mount/umount of the DRBD partition and >> > > > the mount of MDT/OST upon failover. >> > > > >> > > > The target setup shall have 2 MDS (1 couple) and 8 OST (4 couples), >> > > > dedicate LANs for heartbeat and drbd. >> > > > >> > > > Do you have any details of your setup you may share about this? >> > > > >> > > > TIA! >> > > > >> > > > On Aug 12, 4:50 am, "Mag Gam" <[EMAIL PROTECTED]> wrote: >> > > >> Ha yes..I seen this before Sebastein. :-) >> > > >> >> > > >> I wanted to see if other people have tried it and their thoughts were. >> > > >> >> > > >> thats all >> > > >> TIA >> > > >> >> > > >> On Mon, Aug 11, 2008 at 2:33 AM, Sébastien Buisson >> > > >> >> > > >> <[EMAIL PROTECTED]> wrote: >> > > >> > Hello, >> > > >> > >> > > >> > I ran some tests with DRBD and Lustre a few months ago (including in >> > > >> > async mode). You can find my modest findings here on the Lustre wiki >> > > >> > : http://wiki.lustre.org/index.php?title=Drbd_And_Lustre >> > > >> > >> > > >> > Cheers, >> > > >> > Sebastien. >> > > >> > >> > > >> > Mag Gam a écrit : >> > > >> >> Has anyone been using DRBD and Lustre in async mode? I was curious >> > > >> >> what type of speeds you were getting and also what network are you >> > > >> >> using? >> > > >> >> >> > > >> >> TIA >> > > >> >> _______________________________________________ >> > > >> >> Lustre-discuss mailing list >> > > >> >> [EMAIL PROTECTED] >> > > >> >>http://lists.lustre.org/mailman/listinfo/lustre-discuss >> > > >> >> > > >> _______________________________________________ >> > > >> Lustre-discuss mailing list >> > > >> [EMAIL PROTECTED]://lists.lustre.org/mailman/listinf >> > > >>o/lustre-discuss >> > > > >> > > > _______________________________________________ >> > > > Lustre-discuss mailing list >> > > > [email protected] >> > > > http://lists.lustre.org/mailman/listinfo/lustre-discuss >> > > >> > > _______________________________________________ >> > > Lustre-discuss mailing list >> > > [email protected] >> > > http://lists.lustre.org/mailman/listinfo/lustre-discuss >> > >> > Cheers, Andreas >> > -- >> > Andreas Dilger >> > Sr. Staff Engineer, Lustre Group >> > Sun Microsystems of Canada, Inc. >> > >> > _______________________________________________ >> > Lustre-discuss mailing list >> > [email protected] >> > http://lists.lustre.org/mailman/listinfo/lustre-discuss >> >> >> >> -- >> ----------------------------------------------------------------------- >> Dipl.-Ing. Heiko Schröter >> Institute of Environmental Physics (IUP) phone: ++49-(0)421-218-4080 >> Institute of Remote Sensing (IFE) fax: ++49-(0)421-218-4555 >> University of Bremen (FB1) >> P.O. Box 330440 email: [EMAIL PROTECTED] >> Otto-Hahn-Allee 1 >> 28359 Bremen >> Germany >> ----------------------------------------------------------------------- > > Cheers, Andreas > -- > Andreas Dilger > Sr. Staff Engineer, Lustre Group > Sun Microsystems of Canada, Inc. > > _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
