Information about server load has been collected.

Server:  Gigabyte Technology Co., Ltd., H57M-USB3
Intel(R) Core(TM) i5 CPU 650 @ 3.20GHz, 4 cores

Speed of video recording: frames/sec​

Database

Disk space, for employee per day Flow of network traffic, for employee Average CPU load
  PostgreSQL                       ~  1,2 Gb                  ~120 Kb/sec                 10%

 

Server: Virtual Machine, Hyper-V
Intel(R) Xeon(R) CPU E5-2630 v2 @ 2.60GHz, 6 cores

Speed of video recording: 1 frames/min
Database            Disk space, for employee per day Flow of network traffic, for employee Average CPU load
     PostgreSQL     ~  190 Mb ~35 KB/sec 7%