Zabbix Documentation 3.4

3.04.04.2 (current)In development:4.4 (devel)Unsupported:1.82.02.22.43.23.4

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manual:config:triggers:trigger

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manual:config:triggers:trigger [2018/04/21 08:33]
natalja.cernohajeva "Testing expressions" section added with corresponding screenshots
manual:config:triggers:trigger [2019/01/30 08:43] (current)
martins-v better definition of recovery expression
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 |//Problem expression// ​  ​|Logical [[expression|expression]] used to define the conditions of a problem. ​ | |//Problem expression// ​  ​|Logical [[expression|expression]] used to define the conditions of a problem. ​ |
 |//OK event generation// ​  |OK event generation options:\\ **Expression** - OK events are generated based on the same expression as problem events;\\ **Recovery expression** - OK events are generated if the problem expression evaluates to FALSE and the recovery expression evaluates to TRUE;\\ **None** - in this case the trigger will never return to an OK state on its own.\\ Supported since Zabbix 3.2.0. ​ | |//OK event generation// ​  |OK event generation options:\\ **Expression** - OK events are generated based on the same expression as problem events;\\ **Recovery expression** - OK events are generated if the problem expression evaluates to FALSE and the recovery expression evaluates to TRUE;\\ **None** - in this case the trigger will never return to an OK state on its own.\\ Supported since Zabbix 3.2.0. ​ |
-|//Recovery expression// ​  ​|Logical [[expression|expression]] ​used to define the conditions ​when the problem is resolved.\\ Recovery expression is evaluated only after the problem ​expression ​evaluates to FALSE. It is not possible to resolve a problem by recovery expression if the problem ​condition ​still persists.\\ This field is optional and only available if '​Recovery expression'​ is selected for //OK event generation//​.\\ Supported since Zabbix 3.2.0. ​ |+|//Recovery expression// ​  ​|Logical [[expression|expression]] ​(optional) defining additional ​conditions ​that have to be met before ​the problem is resolved, after the original problem expression has already been evaluated as FALSE.\\ Recovery expression is useful for trigger [[:​manual/​config/​triggers/​expression#​hysteresis|hysteresis]]. It is **not** possible to resolve a problem by recovery expression ​alone if the problem ​expression is still TRUE.\\ This field is only available if '​Recovery expression'​ is selected for //OK event generation//​.\\ Supported since Zabbix 3.2.0. ​ |
 |//PROBLEM event generation mode// ​  |Mode for generating problem events:\\ **Single** - a single event is generated when a trigger goes into the '​Problem'​ state for the first time;\\ **Multiple** - an event is generated upon //every// '​Problem'​ evaluation of the trigger. ​ | |//PROBLEM event generation mode// ​  |Mode for generating problem events:\\ **Single** - a single event is generated when a trigger goes into the '​Problem'​ state for the first time;\\ **Multiple** - an event is generated upon //every// '​Problem'​ evaluation of the trigger. ​ |
 |//OK event closes// ​ |Select if OK event closes:\\ **All problems** - all problems of this trigger\\ **All problems if tag values match** - only those trigger problems with matching event tag values\\ Supported since Zabbix 3.2.0. ​ | |//OK event closes// ​ |Select if OK event closes:\\ **All problems** - all problems of this trigger\\ **All problems if tag values match** - only those trigger problems with matching event tag values\\ Supported since Zabbix 3.2.0. ​ |