[conspire] (forw) Re: (forw) Re: VirtualBox

Carl Myers cmyers at cmyers.org
Tue Oct 4 14:41:13 PDT 2016


> BTW, after reducing the partition size, I did a backup using live Linux on USB.  First `dd if=/dev/zero ...` to write big files of all 0's.  Next pipe the entire partition through gzip.  The result was a file of about 45 GB.

This is well after the fact, but I just wanted to say that this never occurred to me, and is a brilliant way to make sure the empty space is highly compressible.

-Carl


-- 
Carl Myers 
PGP Key ID 3537595B
PGP Key fingerprint 9365 0FAF 721B 992A 0A20  1E0D C795 2955 3537 595B

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