Filtered Counter Groups
A subset of an existing counter group, selected by a filter.
Meter a subset of a group that matches a set of keys from another group.
Uses
Filtered counter group are invaluable in setting up cross-group counters.
Some examples :
| Counter Group | Description and Parameters |
|---|---|
| Users of Youtube | All IPs connecting to known YouTube IPs can be monitored separately |
| HTTP Hosts | Parent = Hosts, Filter = Apps (Keys = http) |
| China Ukraine Hosts | Parent = Hosts, Filter = Country (Keys = cn,ua) |
| Server Apps | Parent = Apps, Filter = Hosts (Key = 10.10.1.18) |
Create New Filtered Counter Groups
navigation
👉 Log in as admin and go to Context: default → profile0 → Custom Counters → Filtered
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Click the button “Create New”
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You will be redirected to a page with following fields
| Field Name | Description |
|---|---|
| Counter Group Name | Counter Group name |
| Description | Description about the counter group |
| Parent Group | Choose parent counter group from the drop down list |
| Filter Group | Choose filter counter group from the drop down list |
| Key List | Comma separated list of keys/ranges: Port-80, 192.168.1.2, Port-5000~Port-8000, 192.168.1.1~192.168.1.255 |
| Inverse Key List | The parent will be filtered by all keys Except those in this list. |
Custom Group
For more advanced custom counters you can use the Lua API to measure any subset of metrics