Re: NFS problem - close to open cache consistency broken ?

[Thomas Stockheim <tommi@bub-agema.de>]

Lever, Charles wrote:
>>>peter, do you happen to know how the solaris NFS client 
>>
>>behaves when an
>>
>>>application holds a file open like this?
>>>
>>>close-to-open is a convention, not a specification, so it's 
>>
>>really up to
>>
>>>the client developers to implement what they think is right.  i'm
>>>guessing that the Linux client is working as designed here.  i'm not
>>>convinced it's very *convenient* behavior, though.
>>>
>>>
>>>
>>
>>Well, linux did not allways do this - same directory mounted 
>>on an older 
>>redhat with kernel 2.4.2 and its working fine.
> 
> 
> those ancient kernels don't support close-to-open.  that was introduced
> around 2.4.20.
> 
> 
I don't know what model they had instead, but it worked better
for us. I've been running linux clusters for 5 years or so and
never had this problem before.



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