[Swift-user] ram disk with swift

Lorenzo Pesce lpesce at uchicago.edu
Fri Jun 8 14:39:19 CDT 2012


Mike,
We were talking about putting the input files for Taka's calculations (the X.mat files), which are rather small ~ 60Kb or so, in ram disk and try to use them for all the apps (that use the same file). giving the size, we could even load up all of them for each node (7*3*60=1.2MB, that is zero) to reduce traffic towards /lustre and thus avoid the meta-data slow downs that Beagle seems to have.

If we copy files in /tmp (as far as I understand it would be ramdisk) on the each node through swift, would it be there for all the apps?

Thanks,

Lorenzo


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