System preferences

Browser and OS Requirements

Our recommendations

We provide two ways to access the system. Please note that in each of the options the number of users is limited by your tariff plan.

There are two different options for granting access to the system:

QVALON — providing access to the QVALON cloud system
Delivery of licenses on premise with the installation of the system on the servers of your business

System preferences

Software

QVALON CLOUD / ON-PREMISE:

Browsers

Mozilla Firefox 50+,
Google Chrome 45+,
Apple Safari 10+

Link

from 256 kbps

Minimum screen resolution

1024x768 px

SW for mobile client

Android: 4.4+
iOS: 10.3+

Server requirements

QVALON CLOUD:

—

ON-PREMISE:

Supported OS: Linux (Ubuntu 14+, RHEL 7.3+, CentOS 7)
Supported DBMS: Postgresql 10

Production environment

QVALON CLOUD:

—

ON-PREMISE (Minimum requirements):

Application server:

CPU: 6 cores x64
RAM: 12 GB
HDD: 50 GB

ON-PREMISE (Recommended Requirements):

Application server:

CPU: 8 cores x64
RAM: 18 GB
HDD: 300 GB

DBMS Server:

CPU: 6 cores x64
RAM: 8 GB
HDD: 100 GB

Test environment

QVALON CLOUD:

—

ON-PREMISE:

Application server:

CPU: 6 cores x64 | RAM: 12 GB | HDD: 50 GB

Recommended Bandwidths of Communication Channels

The following table is based on an assumption that 10-15% of users are working simultaneously. For example, if the table shows 5,000 users, it is assumed that approximately 500 are sending access requests to the page at the same time.

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