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SubjectRe: regression: nfs mount (even idle) eventually hangs server
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On Thu, 2022-12-22 at 04:28 +0000, Chuck Lever III wrote:
>
> Hi Mike-

Greetings,

> I'm guessing your client mounts with NFSv4.x.

Yes, mount says vers=4.2.

> We've been chasing a similar problem for a few months, but for
> lack of a solid reproducer, it has remained elusive.
>
> We believe the problem was introduced between 5.19 and 6.0. If
> you have a fairly reliable way to trigger the server hang, then
> maybe a bisect would be possible?

The 'solid' reproducer attribute is a bit of a problem, why I was
taking potshots at it. I'll try to sneak up on it.

-Mike

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