Hi Chris - I loosely recall there being some sort of FS ID flag that needs to be set uniquely for each filesystem in the config files, we used to have 3 or 4 server processes running at the same time on different filesystems.
Kyle Schochenmaier On Wed, Oct 20, 2010 at 2:35 PM, Becky Ligon <[email protected]> wrote: > I've never tried to do this before, but to start, I would try defining > separate storage spaces for each filesystem. Curious, when you run the > server with the -f option, exactly which directories are created? Can you > send me the output from an "ls"? > > Another tip is to make each server both meta and IO. You want to spread > out the metadata just like you do for the streamed data. Having one > server handle the metadata will become a bottleneck in a high performance > environment. > > Becky > -- > Becky Ligon > PVFS Developer > Clemson University > 864-650-4065 > > > I'd like to set up two shares to be managed by the same PVFS server. > > I've read in the docs that I can have multiple filesystem entries in > > pvfs2-fs.conf, but I haven't been able to successfully do this. Does > > someone have an example config file with multiple filesystem entries > > that they can share? > > > > More details: > > > > I've successfully set up a single share based on the quick start guide. > > It's a four-node network: one metadata server, four i/o nodes. Nodes are > > identical, each 6x dual-core xeon, LAN connection, running ubuntu lucid. > > To generate the two-filesystem config file, I ran pvfs2-genconfig twice, > > then pasted the filesystem section from the second file into the first, > > making sure the Name and ID fields were unique. This was based on 3.9 in > > the PVFS2 FAQ, "Can I mount more than one PVFS file system on the same > > client?" > > > > Using the two-filesystem config file, pvfs2-server -f works, but then > > pvfs2-server (with or without -d) ends immediately with a segfault. > > Nothing is written to the console or logfiles. I tried a different > > version of pvfs2-fs.conf with non-overlapping MetaHandleRange and > > DataHandleRange values for the two filesystems, but as I'm not exactly > > clear on what these do I'm not sure if that's the right approach. I've > > attached the conf file for a single-server test of two filesystems, with > > separate Range value. > > > > Thanks, > > -crispy > > _______________________________________________ > > Pvfs2-users mailing list > > [email protected] > > http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users > > > > _______________________________________________ > Pvfs2-users mailing list > [email protected] > http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users >
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