manual:config:triggers

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manual:config:triggers [2014/09/25 14:42]
sasha Page moved from 2.4:manual:config:triggers to manual:config:triggers
manual:config:triggers [2021/03/04 07:37]
martins-v trend-based trigger functions (ZBXNEXT-6140)
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-===== - #3 Triggers =====+===== 3 Triggers =====
  
 === Overview === === Overview ===
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 ^VALUE ​ ^DESCRIPTION^ ^VALUE ​ ^DESCRIPTION^
-|OK     ​|This is a normal trigger state. ​Called FALSE in older Zabbix versions.+|OK       ​|This is a normal trigger state. ​ 
-|PROBLEM|Normally means that something happened. For example, the processor load is too high. Called TRUE in older Zabbix versions.|+|PROBLEM ​ |Normally means that something happened. For example, the processor load is too high.  |
  
 Trigger status (the expression) is recalculated every time Zabbix server receives a new value that is part of the expression. ​ Trigger status (the expression) is recalculated every time Zabbix server receives a new value that is part of the expression. ​
  
-If time-based functions (**nodata()****date()**, **dayofmonth()**, **dayofweek()**, **time()****now()**) are used in the expression, the trigger is recalculated every 30 seconds by a Zabbix //timer// process. If both time-based and non-time-based functions are used in an expression, it is recalculated when a new value is received **and** every 30 seconds+Most triggers are evaluated ​based on [[:​manual/​config/​items/​history_and_trends|history]] datawhile some triggers for long-term analyticse.g. **trendavg()**, **trendcount()**, etcuse trend data.
  
-You can [[:2.4/manual/config/triggers/expression|build trigger expressions]] with different degrees of complexity.+If time-based functions (**nodata()**,​ **date()**, **dayofmonth()**,​ **dayofweek()**,​ **time()**, **now()**) are used in the expression, the trigger is recalculated every 30 seconds by a Zabbix //history syncer// process. If both time-based and non-time-based functions are used in an expression, it is recalculated when a new value is received **and** every 30 seconds.  
 + 
 +You can [[manual:config:triggers:expression|build trigger expressions]] with different degrees of complexity.