diff options
Diffstat (limited to 'Microbenchmarks/STREAM')
| -rwxr-xr-x | Microbenchmarks/STREAM/run-rank.sh | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/Microbenchmarks/STREAM/run-rank.sh b/Microbenchmarks/STREAM/run-rank.sh index 49253ea..ad3c206 100755 --- a/Microbenchmarks/STREAM/run-rank.sh +++ b/Microbenchmarks/STREAM/run-rank.sh @@ -2,30 +2,30 @@ set -e -# BL: use 2^(BL) B blocks for MRAM <-> WRAM transfers on PIM module -# T: data type -# -w: number of un-timed warmup iterations -# -e: number of timed iterations -# -i: input size (number of elements, not number of bytes!) -# Each DPU uses three buffers, each of which holds $i * sizeof($dt) bytes. -# With a total MRAM capacity of 64M, this gives us ~21M per buffer, or 16M when rounding down to the next power of two. -# With a maximum data type width of 8B (uint64_t, double), this limits the number of elements per DPU to 2097152. - ( echo "prim-benchmarks STREAM microbenchmark (dfatool edition)" echo "Started at $(date)" echo "Revision $(git describe --always)" +# -i: input size (number of elements, not number of bytes!) +# Each DPU uses three buffers, each of which holds $i * sizeof($dt) bytes. +# With a total MRAM capacity of 64M, this gives us ~21M per buffer, or 16M when rounding down to the next power of two. +# With a maximum data type width of 8B (uint64_t, double), this limits the number of elements per DPU to 2097152. for i in 2097152 1048576 131072 16384 4096; do for nr_dpus in 1 4 8 16 32 48 64; do for nr_tasklets in 1 8 12 16; do for dt in uint64_t uint8_t uint16_t uint32_t float double; do - for op in tried scale add copy copyw; do + for op in triad scale add copy copyw; do + # BL: use 2^(BL) B blocks for MRAM <-> WRAM transfers on PIM module + # Our largest data type holds 8B, so the minimum block size is 3. + # From a performance perspective, 8 to 10 is usually best for sequential operations. for bl in 3 4 5 6 8 10; do echo if make -B OP=${op} NR_DPUS=${nr_dpus} NR_TASKLETS=${nr_tasklets} BL=${bl} T=${dt} UNROLL=1 WITH_ALLOC_OVERHEAD=1 WITH_LOAD_OVERHEAD=1 WITH_FREE_OVERHEAD=1 \ || make -B OP=${op} NR_DPUS=${nr_dpus} NR_TASKLETS=${nr_tasklets} BL=${bl} T=${dt} UNROLL=0 WITH_ALLOC_OVERHEAD=1 WITH_LOAD_OVERHEAD=1 WITH_FREE_OVERHEAD=1; then + # -w: number of un-timed warmup iterations + # -e: number of timed iterations timeout --foreground -k 1m 30m bin/host_code -w 0 -e 100 -i $i -x 0 || true fi done |