[gmx-developers] src/tests/benchmark sets storage solutions
roland at utk.edu
Mon Jan 7 22:46:38 CET 2013
why don't we put all downloads on github (or any other OpenSource site
(sourceforge, googlecode, ....)) and link to there from the download page?
That would solve the problem very easily.
On Mon, Jan 7, 2013 at 4:27 PM, Szilárd Páll <szilard.pall at cbr.su.se> wrote:
> In the future we plan to provide source code, regression tests,
> benchmark data set, and possibly some binary packages as downloads for
> GROMACS users. For reasons discussed earlier, with the 4.6 release the
> regression test suite and validation of GROMACS build/installation is
> becoming very important. A standardized benchmark set and pre-compiled
> binaries would also be a great benefit for many.
> However, there is one important aspect we need to consider. The source +
> regression tests suite is already close to 150 Mb which is non-negligible
> from the point of view of server load. The benchmark set will probably be
> split up in several packages, some of them gigabytes in size; binaries for
> the half 6-8 most important platforms will also potentially contribute to
> the server traffic.
> A deluge of large downloads hitting and possibly crippling our servers
> after the next major/minor release(s) is a very realistic scenario for
> which we need to be prepared. After discussing with with some developers
> (thanks Berk & Sander for the tips) the is the suggestion we came up with:
> * We should use a separate, dedicated machine/VM to host downloads (are
> we keeping the current ftp server for this purpose?).
> * The number of connections and downwind bandwidth for
> the various GROMACS downloads should be capped to protect the server.
> * We should provide and *encourage* the use of torrents for downloads,
> especially the large ones like the benchmark test suite.
> + We could consider having mirrors for some (larger) or all downloads.
> However, for this we would need someone to help out with (read: "donate")
> storage space + bandwidth!
> + We could consider commercial storage solutions *if* there are
> suggestions for relatively cheap and efficient ones.
> *: needs immediate decision/action;
> +: would be good to get feedback before 4.6.0.
ORNL/UT Center for Molecular Biophysics cmb.ornl.gov
865-241-1537, ORNL PO BOX 2008 MS6309
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