FILE SYSTEM CHANGES IN OpenVMS V8.4

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V8.4 Solution: Use new [NO]DATA keyword– Enhanced $ MOUNT qualifier /CACHE• Differentiates XFC and XQP cache– New with V8.4:• /CACHE=NODATA: MOUNT volume, but no data cache• /CACHE=DATA: MOUNT volume, enable data cache (same as /CACHE)– Does not change the settings of the metadata caches• EXTENT, FILE_ID, QUOTA• These are also controlled with the /CACHE qualifier7© Copyright 2010 Hewlett-Packard Development Company, L.P.
Page 1: FILE SYSTEM CHANGES INOpenVMS V8.4S
Page 8 and 9: Special Consideration for Mixed Ver
Page 10 and 11: V8.4 Solution: Modify caching statu
Page 12 and 13: V8.4 Solution: Modify caching statu
Page 14 and 15: Summary: Advantages to V8.4 Changes
Page 16 and 17: Existing Limitation- V8.3 file syst
Page 18 and 19: V8.4: 2TB volumes$ show dev/full $1
Page 20 and 21: Impact, Challenges- DCL symbols are
Page 22 and 23: Outline- What is a symlink- Symlink
Page 24 and 25: Advantages of Symlinks‣Unix-like
Page 26 and 27: The /[no]symlink qualifier•Use it
Page 28 and 29: POSIX pathnames on OpenVMS- Simulat
Page 30 and 31: Symlink file header$ dump /symlink
Page 32 and 33: Symlinks: what‟s new in V8.4- Int
Page 34 and 35: ACP QIO changes- New flags defined
Page 36 and 37: Metadata: Directory Entry Flags- Di
Page 38 and 39: Metadata: Volume Characteristics- H
Page 40 and 41: ANALYZE /DISK /REPAIR- $ analyze/di
Page 42 and 43: RMS: SYMLINKS IN SEARCH LISTS$ defi
Page 44: Symlinks Summary: What You Need to

FILE SYSTEM CHANGES IN OpenVMS V8.4

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