I have configured grafana with datasource Zabbix (zabbix + postgres).
I don’t know because my grafana only show the interval of a day. Why?
If you shared some information about what you have configured, and also how
you have configured it, we might have a clue.
I need configure anything that I don’t know?
Hard to tell until we find out what you don’t know…
Anywere dashboard I configured, it only show last 24 hours.
Show us an example of the configuration you have done and what you are trying
to do to select any other time period.
As it stands, you question is basically “I have done something and it doesn’t
Until we know what the something is, we have no way to know what might be
wrong with it.