v100
bs=4k
time dd if=0300_r2_v.bmp of=/dev/null bs=4k
V100
657+1 records in
657+1 records out
2693878 bytes (2.7 MB) copied, 0.00119652 s, 2.3 GB/s
dd of=/dev/null bs=4k 0.00s user 0.00s system 0% cpu 0.042 total
P40
657+1 records in
657+1 records out
2693878 bytes (2.7 MB) copied, 0.000802687 s, 3.4 GB/s
real 0m0.009s
user 0m0.000s
sys 0m0.000s
dd if=0300_r2_v.bmp of=/dev/null bs=4k
P40
657+1 records in
657+1 records out
2693878 bytes (2.7 MB) copied, 0.00109334 s, 2.5 GB/s
V100
657+1 records in
657+1 records out
2693878 bytes (2.7 MB) copied, 0.00101956 s, 2.6 GB/s
bs=1M
time dd if=0300_r2_v.bmp of=/dev/null bs=1M
V100
2+1 records in
2+1 records out
2693878 bytes (2.7 MB) copied, 0.00205349 s, 1.3 GB/s
dd of=/dev/null bs=1M 0.00s user 0.00s system 0% cpu 0.104 total
p40
2+1 records in
2+1 records out
2693878 bytes (2.7 MB) copied, 0.00165216 s, 1.6 GB/s
bs=8k
dd if=0300_r2_v.bmp of=/dev/null bs=8k count=10000 iflag=direct
P40
328+1 records in
328+1 records out
2693878 bytes (2.7 MB) copied, 0.310059 s, 8.7 MB/s
V100
328+1 records in
328+1 records out
2693878 bytes (2.7 MB) copied, 2.27056 s, 1.2 MB/s
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