The Estimation of disk space tab enables the calculation of the
expected storage period based on the available hard disk space.
Figure 1. Estimation of disk space tab
Note: These values are approximate values.
The tab contains the following options:
Archive type - select the archive type:
NGA PostgreSQL,
NGA InfluxDB,
NGA MS SQL Server or
NGA buffer
Archived value changes per seconds - enter the number of values you
want to archive
Alerts per second - enter the number of alerts you want to
archive
Available hard disk space - enter your available disc space and the
size in gigabytes (GB), terabytes (TB) or petabytes (PB)
Click on the Calculate button to calculate the approximate
retention period available.
The estimated storage space per value change/alert is displayed on the right-hand side:
Figure 2. Estimated required disk space per value change / alert