Re: [Nbd] Random NBD connection shutdowns...

[folkert <folkert@...421...>]

> > a few months ago I noticed that nbd-client (kmod code actually) randomly
> > shuts down the connection during heavy parallel xdd benchmarks in my
> > local setup.  The following change to nbd.c fixed that for me:
> > 
> > @@ -303,9 +303,13 @@
> >         struct request *req, *tmp;
> >         int err;
> >  
> > +wait:
> >         err = wait_event_interruptible(nbd->active_wq, nbd->active_req != xreq);
> > -       if (unlikely(err))
> > +       if (unlikely(err)) {
> > +               if (err == -ERESTARTSYS)
> > +                       goto wait;
> >                 goto out;
> > +       }
> > 
> > Please consider pushing it upstream.
> > Thanks!
> 
> I was able to hit this bug with the stock nbd-server, it is NOT
> bnbd-specific.  If this mailing list is the wrong place to submit NBD

I also hit this bug with the stock nbd-server. Also informed about this
problem, then.


Folkert van Heusden

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