[pypy-dev] A simple file reading is 2x slow wrt CPython

[Maciej Fijalkowski]

On Mon, Jun 29, 2015 at 4:43 PM, Ondřej Bílka <neleai at seznam.cz> wrote:
> On Mon, Jun 29, 2015 at 03:58:12PM +0200, Maciej Fijalkowski wrote:
>> it's sort-of-known, we have a branch to try to address this, the main
>> problem is that we try to do buffering ourselves as opposed to just
>> use libc buffering, which turns out to be not as good. Sorry about
>> that :/
>>
> Do you have testcase to report? I could fix that.

testcase of what? PyPy buffering not being up to scratch compared to
libc buffering?