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Editing engine

You can edit engines that you have update rights to.

Do the following:

1. Select Engines on the QMC start page or from the StartS drop-down menu to display the overview.

   Tip noteYou can filter a column by using the filtering option: ..

2. Select the engine or engines that you want to edit.

3. Click Edit in the action bar.

4. Edit the properties.

   Tip note You can display or hide property groups using the panel to the far right.
   Identification

   The Identification property group contains the basic engine properties in the Qlik Sense system.

   Property	Description	Default value
   Node	The engine name.	Inherits the node name.

   Apps

   The Apps property group contains engine properties in the Qlik Sense system.

   Property	Description	Default value
   App autosave interval (seconds)	The number of seconds between autosaving of the apps. Autosave is always performed when a session ends.	30
   App timeout (seconds)	The number of seconds that a Qlik Sense app is allowed to remain in memory, after the last session that used the app has ended.	28800
   Working folder	A scheduled reload will search for files in this directory when relative paths are used to define file location.	%ProgramData%\Qlik\Sense\Apps
   Max number of undos	The maximum number of undos when editing app content, such as sheets, objects, bookmarks, and stories: min = 0, max = 999.	100

   Advanced

   The Advanced property group contains the advanced engine properties in the Qlik Sense system.

   Property	Description	Default value
   Listen ports	The listen port used by Qlik Sense Engine Service (QES) for communication with the Qlik Sense web clients. Click P to add more ports. Click E to remove a port.	4747
   Allow data lineage	Save the data lineage (that is, the origin of the data) when executing a load script that loads data into Qlik Sense.	Selected
   Min memory usage (%)	The minimum memory capacity used by Qlik Sense.	70
   Max memory usage (%)	The maximum memory capacity used by Qlik Sense.	90
   Memory usage mode	Use the drop-down to select one of the following methods:  Hard max limit: never use more memory than defined by the property above. Ignore max limit: use as much memory as necessary, regardless of the Max memory usage (%) setting. Soft max limit: use more memory than defined by theMax memory usage (%) setting, if necessary and available.	Hard max limit
   CPU throttle (%)	The amount of CPU capacity used by Qlik Sense. Range: 0 – 100 %	0 (that is, no throttling)
   Standard mode	When selected, standard mode is used. If cleared, legacy mode is used. For security reasons, Qlik Sense in standard mode does not support absolute or relative paths in the data load script or functions and variables that expose the file system. Warning noteDisabling standard mode can create a security risk by exposing the file system.	Selected

   Logging

   The Logging property group contains the engine logging and tracing properties in the Qlik Sense system.

   Property	Description	Default value
   Audit activity log level	Use the drop-down to set the verbosity of the logger: Off: no entries Basic: a limited set of entries	Basic
   Service log level	Use the drop-down to set the verbosity of the logger: Off: no entries Error: only error entries Warning: same as error, but also including warning entries Info: same as warning, but also including information entries	Info

   Tracing

   Performance log interval (minutes)	The number of minutes in-between performance logging entries.	5
   System log level	All the standard engine messages are saved to this logger. Use the drop-down to set the verbosity of the logger: Off: no entries Fatal: only fatal entries Error: same as fatal, but also including error entries Warning: same as error, but also including warning entries Info: same as warning, but also including information entries Debug: same as info, but also including debug entries	Info
   Performance log level	All the performance messages are saved to this logger ( by default updated default every five minutes). The log contains, for example, the number of active users, the number of open sessions, and the CPU load. Use the drop-down to set the verbosity of the logger: Off: no entries Fatal: only fatal entries Error: same as fatal, but also including error entries Warning: same as error, but also including warning entries Info: same as warning, but also including information entries Debug: same as info, but also including debug entries	Info
   QIX performance log level	All the QIX protocol performance messages are saved to this logger. Use the drop-down to set the verbosity of the logger: Off: no entries Fatal: only fatal entries Error: same as fatal, but also including error entries Warning: same as error, but also including warning entries Info: same as warning, but also including information entries Debug: same as info, but also including debug entries	Off
   Audit log level	More detailed, user based, messages are saved to this logger, for example, when the user makes a selection in an app. Use the drop-down to set the verbosity of the logger: Off: no entries Fatal: only fatal entries Error: same as fatal, but also including error entries Warning: same as error, but also including warning entries Info: same as warning, but also including information entries Debug: same as info, but also including debug entries	Off
   Session log level	All the session messages are saved to this logger when a client session is terminated, for example, user information, machine ID, IP address and port number. Use the drop-down to set the verbosity of the logger: Off: no entries Fatal: only fatal entries Error: same as fatal, but also including error entries Warning: same as error, but also including warning entries Info: same as warning, but also including information entries Debug: same as info, but also including debug entries	Info
   Traffic log level	All the traffic messages are saved to this logger, for example, all JSON-messages to and from the engine. Use the drop-down to set the verbosity of the logger: Off: no entries Fatal: only fatal entries Error: same as fatal, but also including error entries Warning: same as error, but also including warning entries Info: same as warning, but also including information entries Debug: same as info, but also including debug entries	Off

   Information noteThe default path to the Qlik Sense log folder is %ProgramData%\Qlik\Sense\Log\<Service>.
   Tags

   The Tags property group contains the available tags in the Qlik Sense system.

   Property	Description
   Tags	Click the text box to display the available tags. Start typing to filter the list. Connected tags are listed under the text box.

   Custom properties

   The Custom properties property group contains the custom properties in the Qlik Sense system. When a custom property has been activated for a resource, you can use the drop-down to select a custom property value.

   Property	Description
   Custom properties	If no custom properties are available, this property group is not displayed at all (or displayed but empty) and you must make a custom property available for this resource type before it will be displayed here.

5. Click Apply to save your changes. If a mandatory field is empty, Apply is disabled.

   Successfully updated engine properties is displayed at the bottom of the page.

   Information noteChanges to engine service settings require a manual restart of the engine service in order to take effect.

You have now made engine edits.