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Revision 1.1.1.1 (vendor branch), Wed Mar 29 22:34:38 2000 UTC (17 years, 7 months ago) by n8994
Branch: SGI_FW, MAIN
CVS Tags: START, HEAD
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Initial checkin

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 <TITLE>DMF - Functional Overview</TITLE> 
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<P>Slide 7 of 14</P>
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<H2>DMF - Functional Overview</H2>
</UL></P>
<P><UL>
<LI><H2>Mission: maintain free space on disk
</H2>
<UL>
<LI>Move old/big files to more efficient media
<LI>Migrate files automatically or manually
<LI>Maximize utilization of offline media
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<LI><H2>DMF manages native file system data
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<LI>Inodes and directories are not migrated
<LI>Administrator orientation is file system
</UL></UL><UL>
<LI><H2>Administrator functions - Policy selection
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<UL>
<LI>File ranking rules (candidate list)
<LI>Capacity thresholds (file system monitor)
<LI>Number and location of offline copies
<LI>Tape management, journal backup and recovery
<LI>Tape merging (garbage collection)</UL></UL></P>
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