Less than 25% free in the text history cache zabbix?

Question

System administration

So far there are only five hosts and 145 items and zabbix is ​​already yelling:
less than 25% free in the text history cache zabbix?
I read that you need to tune mysql if there are more than 500 hosts, but in my situation there will be only 450 hosts.
What do you advise?

Answer 1

Increase the HistoryTextCacheSize parameter in the zabbix server config.