Table of Contents
Alarm console
Purpose
- The alarm console application helps to visualize and manage all alarms received by the cockpit.
- Those alarms are received via the alarm API and generated by monitoring agents.
- Alarms parameters and life cycle can be visualized and updated through the console.
- The console will help to have a perfect view of all current problems, how they evolve and how they are being addressed.
Alarm definition
- An alarm is the description of a particular problem. It is represented by the following parameters:
| Parameter | Description |
|---|---|
| Alarm message | A description of the problem |
| Device | The device on which the alarm happened |
| Severity | The alarm severity, defines how important is the message |
| Status | The current state of the alarm in its lifecycle |
| Raise time | The time when the alarm first showed up |
| Timestamp | The time of the last occurence of the alarm |
| Count | How many times the alarm has been detected since it was raised |
| Assignee | Who is assigned to the alarm |
Alarm states:
| State | Description |
|---|---|
| NEW | The alarm hasn't been processed by anyone |
| ACKNOWLEGED | The alarm has been acknoleged and is assigned to a user |
| SNOOZED | The alarm has been snoozed for a given time. It will be removed from the console until snooze time is over |
| CLEAR | The alarm is manually removed from the console, or is cancelled by its generator. The problem is gone |
The alarm console UI
The alarm counter
- This widget displays the total number of current alarms, split by severities
- It gives is a quick way to see the current number of alarms and its evolution
The alarms table
- Shows the current active alarms in a table
- You can order the alarms by most of their parameters
- The tale allows to sort on multiple columns at once, just click on the column header to initiate the sort
- For example, you can sort alarms per severity first, then timestamp
- Click several times on table header to switch from ascending to descending
- Each row has an edit button allowing to open the alarm details menu, showing more information.
- A quick text filter allows to filter the currently displayed alarms based on text entry.
- To right click on any alarm opens a contextual menu allowing to explicitly filter on a given parameter (include or exclude). See filter section for more details
The alarm filter
- You can define filters to display specific alarms
- Those filters can be created by two ways:
- Click on the new button to open filter edit menu
- Use contextual menu (right click) to select alarm parameter values
- Once filter parameters are set, you can save the filter for future use, just give it a name and save.
- Current filtered parameters are displayed in bubbles below the filter select.
- To apply a saved filter, just select it via the select widget and it will be applied directly.
- You can manage your filters with the following actions:
| Action | Effect |
|---|---|
| Create | Open the filter edition screen |
| Edit | Edit the current filter to change name of parameters |
| Save | Saves the current filter selection |
| Apply | Apply the filter parameters selected via contextual menu |
| Clear | Clears the current filter and reload all alarms |
| Delete | Delete the current selected filter |
- Contextual menu: Right click on any alarm parameter to display the filter select menu
| Action | Effect |
|---|---|
| Show matching | Directly filter on the selected parameter value |
| Exclude matching | Directly filter out alarm having the same parameter value |
| Filter in | Add the selected parameter value to the filter, without applying filter right away. This allows to select another parameter |
| Filter out | Same as filter in, but for excluding a value |
The alarm filter editor let you filter on the following parameters:
| Parameter | Example |
|---|---|
| Status | Show NEW alarms only |
| Severity | Show only critical alarms |
| User | Show alarms affected to a specific user |
| Device | Show alarms of a specific device |
| Type | Show only alarms of HANA Systems |
| Module | Sow only SAP jobs alarms |
- You can set filter on several parameters
- Don't forget to click on Include or Exclude to set the filter
The alarm details menu
From the alarm table, you can open the alarm details view by clicking on the view icon of a given row.
This menu will give a very detailed view of a particular alarm:
- Alarm lifecycle history
- Alarm messages and severity history
- More contextual information about the alarm
- You will also be able to the state of the alarm
- Comments: You can see and add comment to the alarm.
- Comments are useful to add contextual information to the alarm
- The severity history tab will show an aggregated view of the alarm history accross time
- It will show how many times (count) the alarm was received between each severity transition.
- By example, this can be usefull to visualize flapping alarms