[Zabbix v7.2.3] Found "Timeout while retrieving data from x.x.x.x"

[siggnager]

Pls help me

I found error message Found "Timeout while retrieving data from x.x.x.x" when execute discovery rule like below picture, sometime it work and reoccur error again. I never found on version 5.


Tuning parameter zabbix_server.conf
############ TUNING PARAMETERS #################

StartPollers=150
StartPollersUnreachable=50
StartPingers=500
StartDiscoverers=20
CacheSize=4G
HistoryCacheSize=512M
HistoryIndexCacheSize=512M
TrendCacheSize=512M
ValueCacheSize=4G
UnreachablePeriod=60
UnavailableDelay=120
UnreachableDelay=30
Timeout=3 *** change to 30 but it's not work.


Thanks