$ spray [ -c count -d interval -l packet-size] hostname
Number of packets to send.
Number of microseconds to pause between sending packets. If you do not use a delay, you might deplete the buffers.
Is the packet size.
Is the system to send packets.
For more information about this command, see spray(1M).
The following example sends 100 packets to a host (-c 100), with a packet size of 2048 bytes (-l 2048). The packets are sent with a delay time of 20 microseconds between each burst (-d 20).
$ spray -c 100 -d 20 -l 2048 pluto sending 100 packets of length 2048 to pluto ... no packets dropped by pluto 279 packets/sec, 573043 bytes/sec