On Sun, May 15, 2022 at 11:45 AM Nikolaus Rath <[email protected]> wrote:
>
> Hi,
>
> I am observing some strange errors when using the Kernel's NBD driver with 
> NBDkit.
>
> On the kernel side, I see:
>
> May 15 16:16:11 vostro.rath.org kernel: nbd0: detected capacity change from 0 
> to 104857600
> May 15 16:16:11 vostro.rath.org kernel: nbd1: detected capacity change from 0 
> to 104857600
> May 15 16:18:23 vostro.rath.org kernel: block nbd0: Possible stuck request 
> 00000000ae5feee7: control (write@4836316160,32768B). Runtime 30 seconds
> May 15 16:18:25 vostro.rath.org kernel: block nbd0: Possible stuck request 
> 000000007094eddc: control (write@5372947456,10240B). Runtime 30 seconds

The server isn't responding to the request fast enough, and you don't
have a timeout set so it'll just hang until you disconnect.

> May 15 16:18:27 vostro.rath.org kernel: block nbd0: Suspicious reply 89 
> (status 0 flags 0)

The server double replied to a request.  Thanks,

Josef

_______________________________________________
Libguestfs mailing list
[email protected]
https://listman.redhat.com/mailman/listinfo/libguestfs

Reply via email to