I have done some bechmarks MOCHI vs NATS.IO(mqtt plugin)

The server is a Raspberry PI 3

Results:

MOCHI
root@msi:~/mqtt-stresser# ./mqtt-stresser -broker tcp://192.168.11.50:1883 -no-progress -num-clients=1 -num-messages=10000
1 worker started

Configuration

Concurrent Clients: 1
Messages / Client: 10000

Results

Published Messages: 10000 (100%)
Received Messages: 10000 (100%)
Completed: 1 (100%)
Errors: 0 (0%)

Publishing Throughput

Fastest: 118319 msg/sec
Slowest: 118319 msg/sec
Median: 118319 msg/sec

< 118319 msg/sec 100%

Receiving Througput

Fastest: 26415 msg/sec
Slowest: 26415 msg/sec
Median: 26415 msg/sec

< 26415 msg/sec 100%

NATS.IO
root@msi:~/mqtt-stresser# ./mqtt-stresser -broker tcp://192.168.11.50:1883 -no-progress -num-clients=1 -num-messages=10000
1 worker started

Configuration

Concurrent Clients: 1
Messages / Client: 10000

Results

Published Messages: 10000 (100%)
Received Messages: 10000 (100%)
Completed: 1 (100%)
Errors: 0 (0%)

Publishing Throughput

Fastest: 113405 msg/sec
Slowest: 113405 msg/sec
Median: 113405 msg/sec

< 113405 msg/sec 100%

Receiving Througput

Fastest: 102482 msg/sec
Slowest: 102482 msg/sec
Median: 102482 msg/sec

< 102482 msg/sec 100%

MOCHI
root@msi:~/mqtt-stresser# ./mqtt-stresser -broker tcp://192.168.11.50:1883 -no-progress -num-clients=10 -num-messages=10000
10 worker started

Configuration

Concurrent Clients: 10
Messages / Client: 100000

Results

Published Messages: 100000 (100%)
Received Messages: 100000 (100%)
Completed: 10 (100%)
Errors: 0 (0%)

Publishing Throughput

Fastest: 46749 msg/sec
Slowest: 17372 msg/sec
Median: 24140 msg/sec

< 20310 msg/sec 10%
< 23248 msg/sec 50%
< 26185 msg/sec 70%
< 29123 msg/sec 80%
< 37936 msg/sec 90%
< 49687 msg/sec 100%

Receiving Througput

Fastest: 14172 msg/sec
Slowest: 8341 msg/sec
Median: 9748 msg/sec

< 8924 msg/sec 10%
< 9507 msg/sec 50%
< 10090 msg/sec 70%
< 10673 msg/sec 80%
< 12423 msg/sec 90%
< 14755 msg/sec 100%

NATS.IO
root@msi:~/mqtt-stresser# ./mqtt-stresser -broker tcp://192.168.11.50:1883 -no-progress -num-clients=10 -num-messages=10000
10 worker started

Configuration

Concurrent Clients: 10
Messages / Client: 100000

Results

Published Messages: 100000 (100%)
Received Messages: 100000 (100%)
Completed: 10 (100%)
Errors: 0 (0%)

Publishing Throughput

Fastest: 29373 msg/sec
Slowest: 16874 msg/sec
Median: 23401 msg/sec

< 18124 msg/sec 10%
< 19374 msg/sec 20%
< 21873 msg/sec 30%
< 23123 msg/sec 50%
< 24373 msg/sec 60%
< 25623 msg/sec 80%
< 26873 msg/sec 90%
< 30623 msg/sec 100%

Receiving Througput

Fastest: 13507 msg/sec
Slowest: 10996 msg/sec
Median: 12032 msg/sec

< 11247 msg/sec 10%
< 11499 msg/sec 20%
< 11750 msg/sec 30%
< 12001 msg/sec 40%
< 12252 msg/sec 60%
< 12503 msg/sec 70%
< 13005 msg/sec 80%
< 13256 msg/sec 90%
< 13758 msg/sec 100%

MOCHI
root@msi:~/mqtt-stresser# ./mqtt-stresser -broker tcp://192.168.11.50:1883 -no-progress -num-clients=500 -num-messages=1000
100 worker started - waiting 500ms
200 worker started - waiting 500ms
300 worker started - waiting 500ms
400 worker started - waiting 500ms
500 worker started

Configuration

Concurrent Clients: 500
Messages / Client: 500000

Results

Published Messages: 500000 (100%)
Received Messages: 500000 (100%)
Completed: 500 (100%)
Errors: 0 (0%)

Publishing Throughput

Fastest: 121972 msg/sec
Slowest: 414 msg/sec
Median: 5929 msg/sec

< 12570 msg/sec 78%
< 24726 msg/sec 90%
< 36881 msg/sec 95%
< 49037 msg/sec 96%
< 61193 msg/sec 97%
< 73349 msg/sec 98%
< 85504 msg/sec 99%
< 97660 msg/sec 99%
< 109816 msg/sec 100%
< 134127 msg/sec 100%

Receiving Througput

Fastest: 6937 msg/sec
Slowest: 260 msg/sec
Median: 581 msg/sec

< 927 msg/sec 80%
< 1595 msg/sec 96%
< 2263 msg/sec 99%
< 2931 msg/sec 100%
< 3598 msg/sec 100%
< 7605 msg/sec 100%

NATS.IO
root@msi:~/mqtt-stresser# ./mqtt-stresser -broker tcp://192.168.11.50:1883 -no-progress -num-clients=500 -num-messages=1000
100 worker started - waiting 500ms
200 worker started - waiting 500ms
300 worker started - waiting 500ms
400 worker started - waiting 500ms
500 worker started

Configuration

Concurrent Clients: 500
Messages / Client: 500000

Results

Published Messages: 500000 (100%)
Received Messages: 500000 (100%)
Completed: 500 (100%)
Errors: 0 (0%)

Publishing Throughput

Fastest: 136232 msg/sec
Slowest: 574 msg/sec
Median: 6366 msg/sec

< 14140 msg/sec 74%
< 27706 msg/sec 88%
< 41272 msg/sec 94%
< 54837 msg/sec 96%
< 68403 msg/sec 97%
< 81969 msg/sec 97%
< 95534 msg/sec 97%
< 109100 msg/sec 99%
< 122666 msg/sec 99%
< 136232 msg/sec 100%
< 149797 msg/sec 100%

Receiving Througput

Fastest: 17970 msg/sec
Slowest: 280 msg/sec
Median: 854 msg/sec

< 2049 msg/sec 91%
< 3818 msg/sec 96%
< 5587 msg/sec 97%
< 7356 msg/sec 97%
< 9125 msg/sec 98%
< 10894 msg/sec 98%
< 12663 msg/sec 99%
< 14432 msg/sec 99%
< 16201 msg/sec 99%
< 17970 msg/sec 100%
< 19739 msg/sec 100%

from server.

Superseded by v2.0.0

from server.