Heads up: you'll need to do a fresh "config KERNEL" etc

[George Mitchell]

On 05/19/11 18:53, Rick Macklem wrote:
>> On 05/14/11 20:05, Rick Macklem wrote:
>>> Hi,
>>>
>>> Just a heads up that after a commit going into stable/8 in a few
>>> minutes, you'll need to do a fresh kernel build, starting at
>>> "config GENERIC", including rebuilding the NFS related modules.
>>>
>>> rick
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>>
>> Sensational! With this update, I finally get NFS client performance
>> as good as (or better than) 7.x, and I have a warm, fuzzy feeling
>> about 8.x at last. (Except for SCHED_ULE, which gives terrible
>> performance on a single-core machine with a compute-bound process
>> running in the background.) Thanks! -- George Mitchell
>>
> There's a weird (and you need to have a weird sense of humour to
> enjoy it) flick called "Stranger than Paradise".
>
> Anyhow, the above sounds like good news, although the commit it
> was related to should have had no effect on perf, from what I can
> see.
>
> Assuming that you are using the regular 8.n client (and not the new
> one), there have been some commits related to krpc bugs that could have
> fixed cases which would have caused poor perf., although all of those
> (except one where a client would hang on a TCP reconnect attempt) are in
> 8.2.
>
> So, happy to hear it works for you now, but have no idea why;-) rick

Full disclosure: I was upgrading from 8.2-PRERELEASE, so it might well
have been some earlier change instead of this one.          -- George

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