[ENBD] 2.4.32

[Anders Blomdell]

> "Also sprach Peter T. Breuer:"
>> Yadda yadda yadda. That was quite a lot! All of them seem to be mostly
>> ok, but it seems to be as you described, that under memory pressure
>> the server side cannot respond quickly enough to a keepalive ping. I
>> almost wonder if keeping -e would be right, and simply extend the
>> timeout! How about "-p 60" at the client side? Surely the server
>> should be able to respond to a ping in under 60s?
>
> And I wonder if what I could do is "only error requests when there is
> no daemon at all alive to take them, otherwise roll them back", when
> -e is set.
>
> I think that would cover the case of one daemon dropping out of line.
>
> And it would remain sensitive to network outages, as all daemons would
> die off in that case. Yerrrrrrs  .... hang on ....
One more problem noticed:

I restarted all servers (init 6) and they all got stuck just after
"stopping all md devices" on a "updating mdX superblock", which is a little 
late (unless there is a timeout somwhere, I didn't have time to wait).

/Anders