Very soon we will add multi expression support for Warning and Error notification rules. Syntax will be as following:

[trigger_rule: YOUR_RULE_NAME_1] EXPRESSION(S)_1

[trigger_rule: YOUR_RULE_NAME_2] EXPRESSION(S)_2

[trigger_rule: YOUR_RULE_NAME_N] EXPRESSION(S)_N

On user interface this will look something like this:

This example rule then triggers “Warning” notification which is sent to you and it is also visible in monitor log: