Linux Dmapi Support

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XFS File System Linux.org

    https://www.linux.org/threads/xfs-file-system.8823/
    Apr 25, 2015 · Other "obscure" filesystems support DMAPI, but no other main-stream filesystems support DMAPI. EXT2/3/4 does not have any DMAPI support. However, you may find that other filesystems could have alternatives to DMAPI. Many distros support XFS natively; if not, then install the driver. Try checking if Debian or Fedora support XFS out-of-the-box.

DMAPI (Data Management API) Linux.org

    https://www.linux.org/threads/dmapi-data-management-api.8785/
    Sep 26, 2014 · DMAPI (Data Management Application Programming Interface) The DMAPI is an interface used by the XDSM specification which allows for special interfaces to the files. The interface is file system independent, meaning that someone who creates an …

Does Red Hat support DMAPI on RHEL? - Red Hat Customer Portal

    https://access.redhat.com/solutions/2534151
    XFS from SGI implemented the DMAPI interface to support Hierarchical Storage Management. Does the Red Hat implementation of XFS support this technology?

Xfs - General - Linux and DMAPI

    http://xfs.9218.n7.nabble.com/Linux-and-DMAPI-td9588.html
    > > The XFS on disk format supports the required metadata for DMAPI, but the > implementation for it never made it into the mainline Linux kernel. For > years SGI provided a tree to add the support, but for the last few years > the support bitrotted heavily. Alex promised to publush a tree with > updated DMAPI support in the near future.

XFS - Wikipedia

    https://en.wikipedia.org/wiki/XFS
    DMAPI. XFS implemented the DMAPI interface to support Hierarchical Storage Management in IRIX. As of October 2010, the Linux implementation of XFS supported the required on-disk metadata for DMAPI implementation, but the kernel support was reportedly not usable.Developer(s): Silicon Graphics, Red Hat

Planning for extended attributes

    https://www.ibm.com/support/knowledgecenter/en/STXKQY_5.0.0/com.ibm.spectrum.scale.v5r00.doc/bl1ins_fastea_concepts.htm
    Fast extended attributes are extended attributes that are stored in the inode of the file or file object so that they can be read or written quickly. Some features of IBM Spectrum Scale require support for fast extended attributes, such as DMAPI, file encryption, and file heat.



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