On 08/14/2017 09:31 AM, Minchan Kim wrote: >> Secondly, generally you don't have slow devices and fast devices >> intermingled when running workloads. That's the rare case. > > Not true. zRam is really popular swap for embedded devices where > one of low cost product has a really poor slow nand compared to > lz4/lzo [de]comression. I guess that's true for some cases. But as I said earlier, the recycling really doesn't care about this at all. They can happily coexist, and not step on each others toes. -- Jens Axboe -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>