From: Pankaj Gupta <[email protected]>
To: Jack Wang <[email protected]>
Cc: Jens Axboe <[email protected]>,
Qemu Developers <[email protected]>,
[email protected],
Stefano Garzarella <[email protected]>,
Ju Hyung Park <[email protected]>
Subject: Re: io_uring possibly the culprit for qemu hang (linux-5.4.y)
Date: Mon, 19 Oct 2020 11:22:56 +0200 [thread overview]
Message-ID: <CAM9Jb+gip_ahaA6Chwrt62pkfuJ2HfZki84pPSKEJhaQaSovMw@mail.gmail.com> (raw)
In-Reply-To: <CAD14+f0h-r7o=m0NvHxjCgKaQe24_MDupcDdSOu05PhXp8B1-w@mail.gmail.com>
@Jack Wang,
Maybe four io_uring patches in 5.4.71 fixes the issue for you as well?
Thanks,
Pankaj
> Hi Jens.
>
> On Sat, Oct 17, 2020 at 3:07 AM Jens Axboe <[email protected]> wrote:
> >
> > Would be great if you could try 5.4.71 and see if that helps for your
> > issue.
> >
>
> Oh wow, yeah it did fix the issue.
>
> I'm able to reliably turn off and start the VM multiple times in a row.
> Double checked by confirming QEMU is dynamically linked to liburing.so.1.
>
> Looks like those 4 io_uring fixes helped.
>
> Thanks!
>
prev parent reply other threads:[~2020-10-19 9:23 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-30 16:26 io_uring possibly the culprit for qemu hang (linux-5.4.y) Ju Hyung Park
2020-10-01 3:03 ` Jens Axboe
2020-10-01 8:59 ` Stefano Garzarella
2020-10-01 13:47 ` Jack Wang
2020-10-01 14:30 ` Ju Hyung Park
2020-10-02 7:34 ` Stefano Garzarella
2020-10-16 18:04 ` Ju Hyung Park
2020-10-16 18:07 ` Jens Axboe
2020-10-17 14:29 ` Ju Hyung Park
2020-10-17 15:02 ` Jens Axboe
2020-10-19 9:22 ` Pankaj Gupta [this message]
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