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Tested on Ubuntu 15.04 with Linux kernel 3.19.0-47

Includes:

  1. spindrv kernel module
  2. libspin LD_PRELOAD library
  3. patched nvme module

Install

Make sure no NVME FS are mounted unload the nvme module

In spindrv:

$ make
$ sudo make install

In spinnvme

$ make
$ sudo insmod nvme.ko

In libspin

$ make

Then run applications which utilize pread64 with LD_PRELOAD=<libspin.so> command

NOTE: This is an experimental POC and is provided AS IS. Feel free to use/modify/distribute, If used, please retain this disclaimer and cite

"SPIN: Seamless Operating System Integration of Peer-to-Peer DMA Between SSDs and GPUs", Bergman S, Brokhman T, Cohen T, Silberstein M. USENUX ATC 17, July 2017, Santa Clara, USA