On 26 June 2012 14:51,  <casper....@oracle.com> wrote:
>>> To be honest, I think we should also remove this from all other
>>> filesystems and I think ZFS was created this way because all modern
>>> filesystems do it that way.
>>This may be wrong way to go if it breaks existing applications which
>>rely on this feature. It does break applications in our case.
> I don't think this isn't supported on most Linux filesystems either.
> What do you use it for?
>>Anyway, we've added this to the list of mandatory features and see
>>what we can procure with that.
> Not much?

We've already asked our Netapp representative. She said it's not hard
to add that.

> I'd suggest whether you can restructure your code and work without this.

It would require touching code for which we don't have sources anymore
(people gone, too). It would also require to create hard links to the
results files directly, which means linking 15000+ files per directory
with a minimum of 30000 directories. Each day (this is CERN after

The other way around would be to throw the SPARC machines away and go
with Netapp.

> For one, it requires the application to run with root (older versions) or
> with specific privileges which aren't, e.g., available in non-global zones.

The code runs with privileges anyway.

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