On Wed, Jan 20, 2016 at 11:59 AM, Dave Chinner <david@xxxxxxxxxxxxx> wrote: >> >> Are there other users outside of Solace? It would be good to get comments.. > > I know of quite a few storage/db products that use AIO. The most > recent high profile project that have been reporting issues with AIO > on XFS is http://www.scylladb.com/. That project is architected > around non-blocking AIO for scalability reasons... I was more wondering about the new interfaces, making sure that the feature set actually matches what people want to do.. That said, I also agree that it would be interesting to hear what the performance impact is for existing performance-sensitive users. Could we make that "aio_may_use_threads()" case be unconditional, making things simpler? Linus -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html