FILE SYSTEM CHANGES IN OpenVMS V8.4

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Metadata: Volume Characteristics– Home block -> Volume characteristics field -> New flag bit• HM2$V_NO_SPECIAL_FILES in HM2$W_VOLCHAR– $ SET VOLUME, new parameter NOSPECIAL_FILES– Eliminates False Audit Alarm$ show dev /full mda0::Volume Status: ODS-5, subject to mount verification, file high-water marking,XFC caching is disabled, write-back XQP caching enabled, special filesenabled.$ set volume mda0 /volume_characteristics = NOSPECIAL_FILES$ show dev /full mda0::Volume Status: ODS-5, subject to mount verification, file high-water marking,XFC caching is disabled, write-back XQP caching enabled.$38© Copyright 2010 Hewlett-Packard Development Company, L.P.
COMPATIBILITY: V8.3, V8.4 SYMLINKSAnysymlinksV8.2 system(older VMS)“invalid file organization” errorV8.4symlinksV8.3 systemCompatible. Commands work.V8.3symlinksV8.4 systemMost commands work. Not alwaysguaranteed. Recommend converting.39© Copyright 2010 Hewlett-Packard Development Company, L.P.
Page 1: FILE SYSTEM CHANGES INOpenVMS V8.4S
Page 7 and 8: V8.4 Solution: Use new [NO]DATA key
Page 9 and 10: V8.3 Limitations and V8.4 Solutions
Page 11 and 12: V8.3 limitations and V8.4 Solutions
Page 13 and 14: V8.4: Now we can…-Free-up „oran
Page 15 and 16: 2 TB support15© Copyright 2010 Hew
Page 17 and 18: V8.4: 2TB volumes- Device drivers a
Page 19 and 20: 2 TB on older VMS version- Older VM
Page 21 and 22: SYMLINKENHANCEMENTS21© Copyright 2
Page 23 and 24: About symlinks- Symbolic link, syml
Page 25 and 26: Symlinks on OpenVMS- Available star
Page 27 and 28: Symlinks on OpenVMS27© Copyright 2
Page 29 and 30: Symlink file attributes$ dir /full
Page 31 and 32: V8.3 symlink limitations•Implemen
Page 33 and 34: Programming interface changes- No c
Page 35 and 36: V8.3 Metadata limitation•No symli
Page 37: V8.3 False AUDIT ALARM- Only File H
Page 41 and 42: RMS: SYMLINKS AS LOGICAL NAMES- Tra
Page 43 and 44: RMS: SYMLINKS WILDCARD CONTROL- In

FILE SYSTEM CHANGES IN OpenVMS V8.4

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