Reclaim Object Links (RCLLNK) and Reclaim Storage (RCLSTG) commands comparison

Start of changeYou can use both the Reclaim Object Links (RCLLNK) and Reclaim Storage (RCLSTG) commands to correct problems in the "root" (/), QOpenSys, and user-defined file systems.End of change

Start of changeThe RCLLNK command identifies and, if possible, corrects problems in mounted file systems that are in use. The RCLSTG command does not have this function. However, the RCLSTG command can correct problems that the RCLLNK command is unable to identify or correct. The following table provides a more detailed comparison between the two commands.End of change

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Table 1. RCLLNK and RCLSTG command comparison
 
RCLLNK OBJ('/MyDir/MyObj')
RCLSTG ASPDEV(*SYSBAS)
RCLSTG ASPDEV(<IASPNAME>)
Is the system required to be in a restricted state? No Yes No
Are all file systems usable during the reclaim operation? Yes No The file systems in the independent ASP being reclaimed are unusable.
In what ASPs can objects be reclaimed? Reclaims objects in system, user, and independent ASPs. Reclaims objects in system and user ASPs. Reclaims objects in independent ASPs.
How are objects reclaimed? Objects are reclaimed on an individual or subtree basis as specified on the command. Objects are reclaimed on a system-wide basis. Objects are reclaimed on an independent ASP basis.
What known and applicable file system problems are identified and corrected, if possible? Most (See Reclaim the "root" (/), QOpenSys, and User-Defined File System for more information.) All All
Are lost objects found? No Yes Yes
Are objects in unmounted file systems reclaimed? No Yes Yes
Is the command threadsafe? Yes No No
How many instances of the command can be performed at the same time? Multiple instances Single instance Single instance
What applicable integrated file system provided objects are recreated if necessary? All Most (See Recreate integrated file system provided objects for more information.) None
Can damaged objects be identified without being reclaimed? Yes No No
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Related concepts
Examples: Reclaim Object Links (RCLLNK) command
Related reference
Recreate integrated file system provided objects
Related information
Reclaim Storage (RCLSTG) command
Reclaim Object Links (RCLLNK) command