examples/libcufile-posix.fio

   1 # Example libcufile job, using POSIX I/O
   2 #
   3 # Required environment variables:
   4 #     GPU_DEV_IDS : refer to option 'gpu_dev_ids'
   5 #     FIO_DIR     : 'directory'. cuda_io=posix, so the path(s) may point
   6 #                   to any POSIX filesystem(s)
   7 #
   8
   9 [global]
  10 ioengine=libcufile
  11 directory=${FIO_DIR}
  12 gpu_dev_ids=${GPU_DEV_IDS}
  13 cuda_io=posix
  14 # 'direct' may be 1 or 0 when using cuda_io=posix
  15 direct=0
  16 # there are no unusual requirements for 'bs' when cuda_io=posix
  17 bs=1m
  18 size=1G
  19 numjobs=16
  20 # cudaMalloc fails if too many processes attach to the GPU, use threads
  21 thread
  22
  23 [read]
  24 rw=read
  25
  26 [write]
  27 rw=write
  28
  29 [randread]
  30 rw=randread
  31
  32 [randwrite]
  33 rw=randwrite
  34
  35 [verify]
  36 rw=write
  37 verify=md5
  38
  39 [randverify]
  40 rw=randwrite
  41 verify=md5