On 5/1/22 7:39 AM, Pavel Begunkov wrote: > I'd suggest for mapped pbuffers to have an old plain array with > sequential indexing, just how we do it for fixed buffers. Do normal > and mapped pbuffers share something that would prevent it? Ah yes, we could do that. Registering it returns the group ID instead of providing it up front. -- Jens Axboe