Steffen Prohaska <> writes:

> On Aug 16, 2014, at 7:00 PM, Andreas Schwab <> wrote:
>> Steffen Prohaska <> writes:
>>> The test should confirm that the the file that is added is not mmapped to
>>> memory.
>> RSS doesn't tell you that.  You can mmap a big file without RSS getting
>> bigger.
> All data are accessed after mapping, so RSS should be fine.

RSS can shink any time when memory is tight.

> The test always did what I expected.

Not a sufficient condition.


Andreas Schwab,
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