Hi Daniel,
I've performed some load tests. The loading was about 400 calls per second on peak. In parallel, I started a script calling commands below with a frequency of 200 milliseconds:
``` /var/lib/ums/sbin/kamcmd -s udp:localhost:2048 stats.get_statistics websocket: /var/lib/ums/sbin/kamcmd -s udp:localhost:2048 stats.get_statistics tcp: /var/lib/ums/sbin/kamcmd -s udp:localhost:2048 stats.get_statistics shmem: /var/lib/ums/sbin/kamcmd -s udp:localhost:2048 mod.stats tls pkg /var/lib/ums/sbin/kamcmd -s udp:localhost:2048 mod.stats tls shm /var/lib/ums/sbin/kamcmd -s udp:localhost:2048 mod.stats websocket pkg /var/lib/ums/sbin/kamcmd -s udp:localhost:2048 mod.stats websocket shm /var/lib/ums/sbin/kamcmd -s udp:localhost:2048 mod.stats core shm
```
This is a graph of loading:

The tests have finished successfully, there were no any fails ocurred.
Andrey