Re: [PATCH] block-backend: per-device throttling of BLOCK_IO_ERROR reports

[Vladimir Sementsov-Ogievskiy]

On 15.11.23 16:46, Markus Armbruster wrote:
> Vladimir Sementsov-Ogievskiy<vsementsov@yandex-team.ru>  writes:
>
> > From: Leonid Kaplan<xeor@yandex-team.ru>
> >
> > BLOCK_IO_ERROR events comes from guest, so we must throttle them.
> Really?  Can you describe how a guest can trigger these errors?

When disk (for examaple vhost-user) is unavailable, every Guest request may map 
into BLOCK_IO_ERROR, as I understand.

--
Best regards,
Vladimir