Jfs2 Large File Support

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JFS and large files - IBM

    https://www.ibm.com/support/knowledgecenter/ssw_aix_71/devicemanagement/jfslargefiles.html?origURL=ssw_aix_71/com.ibm.aix.osdevice/jfslargefiles.htm
    All JFS2 file systems support large files. File systems enabled for large files can be created with the crfs and mkfs commands. Both commands have an option ( …

JFS and JFS2 size limitations

    https://www.ibm.com/support/knowledgecenter/en/ssw_aix_71/devicemanagement/fs_size_limit.html?origURL=ssw_aix_71/com.ibm.aix.osdevice/fs_size_limit.htm
    The maximum JFS size is defined when the file system is created. The NBPI, fragment size, and allocation group size are contributing factors to the decision. JFS2 size limits Testing has shown that extremely large JFS2 file systems that contain very large files are more practical to maintain than those that contain a large number of small files.

IBM Support of Large Files in AIX - United States

    http://www-01.ibm.com/support/docview.wss?uid=isg3T1023245
    Support of Large Files in AIX. Technote (FAQ) Question. ... The file system must be large file enabled (if JFS). JFS2 filesystems already support files over 2GB. ... The fsize ulimit setting for root and the user must be large enough to support the file size being created.

JFS (file system) - Wikipedia

    https://en.wikipedia.org/wiki/IBM_Journaled_File_System_2_%28JFS2%29
    JFS was one of the first file systems to support Journaling. In 1995, work began to enhance the file system to be more scalable and to support machines that had more than one processor. Another goal was to have a more portable file system, capable of running on multiple operating systems.Developer(s): IBM et al.

Progress KB - How to check if large file support is ...

    https://knowledgebase.progress.com/articles/Article/P13786
    How to check if large file support is enabled for a file system on AIX How to check if a file system has large file support enabled on AIX platforms ? Database has EnableLargeFiles, but does the filesystem support it ? Does the file system have OS large file support enabled ?



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