[fio.git] / examples / libcufile-cufile.fio

# Example libcufile job, using cufile I/O
#
# Required environment variables:
#     GPU_DEV_IDS : refer to option 'gpu_dev_ids'
#     FIO_DIR     : 'directory'. This job uses cuda_io=cufile, so path(s) must
#                   point to GPUDirect Storage filesystem(s)
#

[global]
ioengine=libcufile
directory=${FIO_DIR}
gpu_dev_ids=${GPU_DEV_IDS}
cuda_io=cufile
# 'direct' must be 1 when using cuda_io=cufile
direct=1
# Performance is negatively affected if 'bs' is not a multiple of 4k.
# Refer to GDS cuFile documentation.
bs=1m
size=1m
numjobs=16
# cudaMalloc fails if too many processes attach to the GPU, use threads.
thread

[read]
rw=read

[write]
rw=write

[randread]
rw=randread

[randwrite]
rw=randwrite

[verify]
rw=write
verify=md5

[randverify]
rw=randwrite
verify=md5
Commit	Line	Data
10756b2c BS	1	# Example libcufile job, using cufile I/O
	2	#
	3	# Required environment variables:
	4	# GPU_DEV_IDS : refer to option 'gpu_dev_ids'
	5	# FIO_DIR : 'directory'. This job uses cuda_io=cufile, so path(s) must
	6	# point to GPUDirect Storage filesystem(s)
	7	#
	8
	9	[global]
	10	ioengine=libcufile
	11	directory=${FIO_DIR}
	12	gpu_dev_ids=${GPU_DEV_IDS}
	13	cuda_io=cufile
	14	# 'direct' must be 1 when using cuda_io=cufile
	15	direct=1
	16	# Performance is negatively affected if 'bs' is not a multiple of 4k.
	17	# Refer to GDS cuFile documentation.
	18	bs=1m
	19	size=1m
	20	numjobs=16
	21	# cudaMalloc fails if too many processes attach to the GPU, use threads.
	22	thread
	23
	24	[read]
	25	rw=read
	26
	27	[write]
	28	rw=write
	29
	30	[randread]
	31	rw=randread
	32
	33	[randwrite]
	34	rw=randwrite
	35
	36	[verify]
	37	rw=write
	38	verify=md5
	39
	40	[randverify]
	41	rw=randwrite
	42	verify=md5