On Fri, Oct 04, 2002 at 11:44:57AM -0500, Steve Lord wrote:
> On Fri, 2002-10-04 at 11:21, Andi Kleen wrote:
> > > OK, I went and had a look, and we are actually as efficient as we can
> > > be in use of the memory itself. Only problem is that we allocate 4 times
> > > what we use. I fixed this in cvs.
> > Unless you memset it (=actually using, not allocating) and it still
> > fits into the 32big address space that could be worked around by
> > echo 1 > /proc/sys/vm/overcommit_memory
> It uses all the memory, 4 bits per filesystem block, we record what
> type of information is in that part of the fs - including free blocks.
When it allocates more than it actually faults in then this tweak may help.