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Ok, starting to make sense now. In order to fix it.... I note that the lower level calls are wrapped in dir.c - eg dptr_SeekDir(...) wraps SeekDir(...) this might allow for some code to use array indexes instead of NFS cookies as noted by Chris Chilvers here for the 3.10 kernel: https://lore.kernel.org/all/CAAmbk-e-YQAPo6QyNB0aJyc9qzUShmEC+x5eTR7wqp1ABWADsg at mail.gmail.com/T/ > On the older 3.10 kernel, this was not an issue as the 3.10 kernel uses > the array index position for the offset value instead of the NFS cookie. I am not yet 10...

...r Armstrong wrote: > Ok, starting to make sense now.? In order to fix it.... > I note that the lower level calls are wrapped in dir.c - eg > dptr_SeekDir(...) wraps SeekDir(...) > this might allow for some code to use array indexes instead of NFS cookies > as noted by Chris Chilvers here for the 3.10 kernel: > [1]https://lore.kernel.org/all/CAAmbk-e-YQAPo6QyNB0aJyc9qzUShmEC+x5eTR7wqp1ABWADsg at mail.gmail.com/T/ First I think we need to understand how broken telldir()/seekdir() is over NFS in this case. Do they work at all ? An alternate fix would be to change Samba to s...

...il.com> wrote: > Ok, starting to make sense now. In order to fix it.... > > I note that the lower level calls are wrapped in dir.c - eg > dptr_SeekDir(...) wraps SeekDir(...) > > this might allow for some code to use array indexes instead of NFS cookies > as noted by Chris Chilvers here for the 3.10 kernel: > > https://lore.kernel.org/all/CAAmbk-e-YQAPo6QyNB0aJyc9qzUShmEC+x5eTR7wqp1ABWADsg at mail.gmail.com/T/ > > > On the older 3.10 kernel, this was not an issue as the 3.10 kernel uses > > the array index position for the offset value instead of the NFS...

On Thu, Feb 16, 2023 at 08:46:26PM +0100, Conor Armstrong wrote: > I'm trying to get to the?bottom of where the normal directory functions > differ in results for block storage compared to NFS.? > I created a short c script to look at the offsets generated for the > directory when block storage backed in comparison to NFS backed.? > block storage backed are always