使用nc进行tcp测速
# server
nc -l IP PORT > /dev/null
eg: nc -l 192.168.144.1 8080 > /dev/null
# client bs单位块大小 count块数量,bs不要太大不然内存不够
dd if=/dev/zero bs=10485760 count=1024 | nc IP PORT
eg: dd if=/dev/zero bs=10485760 count=1024 | nc 192.168.144.1 8080
output:
1024+0 records in
1024+0 records out
10737418240 bytes (11 GB) copied, 15.9945 s, 671 MB/s