On Sun, Sep 27, 2015 at 12:17:24PM -0500, Petros Koutoupis wrote: > Attached is a patch for two modules: RapidDisk & RapidCache. RapidDisk is a > Linux RAM drive module which allows the user to dynamically create, remove, > and resize RAM-based block devices. RapidDisk is designed to work with both > volatile and non-volatile memory. In the case of volatile memory, memory is > allocated only when needed. The RapidCache module in turn utilizes a RapidDisk > volume as a FIFO Write-Through caching node to a slower block device.
Hi Petros, this is three things at the same time! We already have a ramdisk driver, a pmem drive, bcache and dm-cache, so for each of them please explain why we'd want to duplicate them instead of adding whatever features you need to them. First step is to identify those features.
