Query > Logs
The Query > Logs option allows you to access the system log and object log activity of any Contrail Controller component from one central location.
Query > Logs > System Logs
Click Query > Logs > System Logs to access the Query System Logs menu, where you can view system logs according to criteria that you determine. See Figure 2.
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The query fields available on the Query System Logs screen are described in Table 1.
Field |
Description |
---|---|
Time Range |
Select a range of time for which to see the system logs:
If you click Custom, enter a desired time range in two new fields: From Time and To Time. |
Where |
Click the edit button (pencil icon) to open a query-writing window, where you can specify query values for variables such as Source, Module, MessageType, and the like, in order to retrieve specific information. |
Level |
Select the message severity level to view:
|
Run Query |
Click this button to retrieve the system logs that match the query. The logs are listed in a box with columns showing the Time, Source, Module Id, Category, Log Type, and Log message. |
Export |
This button appears after you click Run Query, allowing you to export the list of system messages to a text/csv file. |
Sample Query for System Logs
This section shows a sample system logs query designed
to show all System Logs from ModuleId = VRouterAgent
on Source = b1s16
and filtered by Level = SYS_DEBUG
.
Query > Logs > Object Logs
Object logs allow you to search for logs associated with a particular object, for example, all logs for a specified virtual network. Object logs record information related to modifications made to objects, including creation, deletion, and other modifications; see Figure 5.
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The query fields available on the Object Logs screen are described in Table 2.
Field |
Description |
---|---|
Time Range |
Select a range of time for which to see the logs:
If you click Custom, enter a desired time range in two new fields: From Time and To Time. |
Object Type |
Select the object type for which to show logs:
|
Object Id |
Select from a list of available identifiers the name of the object you wish to use. |
Select |
Click the edit button (pencil icon) to open a window where you can select searchable types by clicking a checkbox:
|
Where |
Click the edit button (pencil icon) to open the query-writing window, where you can specify query values for variables such as Source, ModuleId, and MessageType, in order to retrieve information as specific as you wish. |
Run Query |
Click this button to retrieve the system logs that match the query. The logs are listed in a box with columns showing the Time, Source, Module Id, Category, Log Type, and Log message. |
Export |
This button appears after you click Run Query, allowing you to export the list of system messages to a text/csv file. |