[ET Trac] [Einstein Toolkit] #779: package update
Einstein Toolkit
trac-noreply at einsteintoolkit.org
Wed Mar 28 18:23:40 CDT 2012
#779: package update
-----------------------------------------------+----------------------------
Reporter: knarf | Owner: dcastl2
Type: enhancement | Status: new
Priority: minor | Milestone:
Component: Einstein Toolkit Virtual Machine | Version:
Resolution: | Keywords:
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Comment (by rhaas):
The command (from the secure-delete package)
{{{
sfill -l -l -z -v / # two -l
}}}
might be useful to fill empty blocks on the hard disk with zeroes to
improve compressability. Using this lets me compress a (used, with some
extra packages like atlas-base-dev, scite, VisIt [which is 400MB], maybe
others) virtual machine disk down to 1.2GB which is not that much larger
than the original size of 1.1GB. My raw hard disk image is 8GB so I guess
I must have increased it at one point to make room for eg. VisIt.
It might also help (while we are all testing this), to just put the
uncompressed file at a file system location at LSU so that those who have
LSU accounts (all of us I think) can use rsync to do an efficient update
of our "local copy".
--
Ticket URL: <https://trac.einsteintoolkit.org/ticket/779#comment:1>
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