In Object Explorer, right-click a server and select Properties. Using SQL Server Management Studio To view or configure the backup compression default option The ALTER SETTINGS permission is implicitly held by the sysadmin and serveradmin fixed server roles. To execute sp_configure with both parameters to change a configuration option or to run the RECONFIGURE statement, a user must be granted the ALTER SETTINGS server-level permission. When you are creating an individual backup, configuring a log shipping configuration, or creating a maintenance plan, you can override the server-level default.īackup compression is supported for both disk backup devices and tape backup devices.Įxecute permissions on sp_configure with no parameters or with only the first parameter are granted to all users by default. For more information, see Use Resource Governor to Limit CPU Usage by Backup Compression (Transact-SQL). Therefore, you might want to create low-priority compressed backups in a session whose CPU usage is limited by Resource Governor. For more information, see Features Supported by the Editions of SQL Server 2016.īy default, compression significantly increases CPU usage, and the additional CPU consumed by the compression process might adversely impact concurrent operations. To view or configure the backup compression default option, using:įollow Up: After you configure the backup compression default optionīefore You Begin Limitations and Restrictionsīackup compression is not available in all editions of SQL Server. When SQL Server is installed, the backup compression default option is off. The backup compression default option determines whether the server instance creates compressed backups by default.
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Similarly, when the program is switched back to the app mode, the \engine directory from the LocalService profile is copied to the user's profile directory.This topic describes how to view or configure the backup compression default server configuration option in SQL Server by using SQL Server Management Studio or Transact-SQL. More specifically, the program reads ProfileImagePath value under HKLM\Software\Microsoft\Windows NT\CurrentVersion\ProfileList\S-1-5-19 and it would typically be something like C:\Windows\ServiceProfiles\LocalService\AppData\Local\Bvckup2. Now, when the program is switched from the app to the service mode, the engine part of the config is copied to the LocalService profile directory.
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Nothing is stored in the registry, except for a bit of information required for the Add/Remove Program applet of the Windows Control Panel. The delta copying hashes and other supporting data is also stored in the engine config, in a respective backup job directory.Īll this is stored on disk in the directory you mentioned - C:\Users\\AppData\Local\Bvckup2. if to run backup jobs concurrently, the boot delay, etc). The engine part includes all backups as well as few global settings that aren't UI-related (e.g.
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They also cover the software updates as they are run in the scope of the UI. The UI settings are the window position, its state, prompt-on-exit preference and what not.
Program settings comprise of two parts - the user interface part and the engine part. Jun 02, 2013Good question, I meant to explain how it all works in details.
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