Subject: Re: sparse core dumps?
To: None <email@example.com>
From: Ronald Khoo <firstname.lastname@example.org>
Date: 07/28/2004 12:31:30
[ reviving a slightly old thread.... ]
> On Jun 2, 2004, at 2:25 PM, Hubert Feyrer wrote:
> > Would it be possible to allow core dumps to be "sparse"?
On Jun 2, 2004, at 10:02 PM, Nathan J. Willams wrote:
> [ ... ] The project calls for a bit of UVM guru-hood.
Hm.. lack of guru-hood, but those blocks of zeros sure look
compressible. How hard would it be to get the kernel to
dump the core through a userland incarnation of gzip -2 or something
say, if the DEFCORENAME ended in .gz (too bad a hack for netbsd, p'haps?)