Best Simple Upload/Download Speed Test

System A:

time yes | nc -v -v -n IP_SYS_B 2222 > /dev/null 

System B:

nc -v -v -n -l -p 2222 > /dev/null

this is uploading test for system A and download for system B.

  • time -> get time in seconds
  • yes -> Repeatedly output a line with all specified STRING(s), or ‘y’
  • => time yes -> get time in seconds until you need
  • nc -v -> verbose [use twice to be more verbose]
  • nc -n -> numeric-only IP addresses
  • nc -l -> listen mode
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