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From:   Soheil Hassas Yeganeh <soheil@google.com>
Date:   Mon, 9 Nov 2020 14:28:40 -0500
Message-ID: <CACSApvaG7uJDeoaPdSuLAoEgZK2YQHRn34hBQyk4y+5uH86cMA@mail.gmail.com>
Subject: Re: [PATCH 0/8] simplify ep_poll
To:     Davidlohr Bueso <dave@stgolabs.net>
Cc:     Andrew Morton <akpm@linux-foundation.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Al Viro <viro@zeniv.linux.org.uk>,
        linux-fsdevel@vger.kernel.org,
        linux-kernel <linux-kernel@vger.kernel.org>,
        Eric Dumazet <edumazet@google.com>,
        Willem de Bruijn <willemb@google.com>,
        Khazhismel Kumykov <khazhy@google.com>,
        Guantao Liu <guantaol@google.com>
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On Mon, Nov 9, 2020 at 2:22 PM Davidlohr Bueso <dave@stgolabs.net> wrote:
>
> On Sat, 07 Nov 2020, Soheil Hassas Yeganeh wrote:
> >FWIW, I also stress-tested the patch series applied on top of
> >linux-next/master for a couple of hours.
>
> Out of curiosity, what exactly did you use for testing?

That's a good question. I ran two flavors of tests:
- The epoll_wakeup_test selftest in a tight loop on two different
CPUs. This includes the newly added epoll61 test case for the timeout
race.
- Internal production loadtests (i.e., multi-node benchmarks).

Thanks,
Soheil

> Thanks,
> Davidlohr