On 11-12-07 10:27 AM, Sanne Grinovero wrote: > > To solve ISPN-1546, I think it's totally fine to acquire a lock on the > FGAM for the time needed to create an iterator. But this lock needs to > be a different instance than the entry itself, and will be very short > lived, and not clustered in any way. it's just a means to guarantee we > can make a safe copy of the needed Array, and acquiring this lock > should have nothing to do with the "data experience" of preventing > some entries of the FGAM to be updated. > > thoughts? > In order to make these snapshot in case of FGAM I believe we need hierarchical locks. Besides each key in FGAM having its own lock we'd now need a lock for the entire FGAM. Do you agree?
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