INDEX
Alpha AXP Application Arms Backup and Restore Block Blocks logical physical Cable Chunks Cluster I, II size Computer Controller COPY /CONTIGUOUS Cost of Fragmentation I, II Cylinder Data Caching I, II Data Checking DAU how to read Defragmentation frequency future of process software products off-line defragmenters true goal Defragmenters history off-line on-line Directory Directory File Pre-allocation Disk access architecture CD-ROM cluster size combined common system disks disk-to-disk copy file structures floppy full hard integrity checks perfect quorum RAM semi-conductor set shadow set stripeset volume set surface system disks volume Disk Analysis Utility Disk Architecture Evolution Disk Performance Terminology average access time seek time Disk-Related Software DISKEEPER design goals makes OpenVMS more efficient operates while OpenVMS is running processes any ODS-2 disk processes live disks processes system disks runs without intervention safe to use Drive Driver Electronics Erase on Delete Extend Quantities Extent Cache Extents FCP File access allocation strategy creation, modification dates extents fragmentation, I, II multi-header File Control Primitive File Header File Header Pre-allocation Files always open directory impact of moving large locating Fragmentation, I, II analysis tools DUMP utility MONITOR utility deliberate file, I, II free space, I, II internal pagefile record space solution ultimate solution why it occurs Free Space fragmentation, I, II Head I/O queues requests Index File location Initialization Procedures Intelligent Disk Controller functions data caching seek ordering Monitor Utility, I, II Movefile Primitive Multi-Header Files Online Defragmenters, I, II, III OpenVMS file allocation strategy Optimization Pagefile fragmentation PDP-11 Performance Platters Prevention after initializing QIO Quorum Disk RAM Disks Record Space fragmentation Retrieval Pointers Rotational Latency RT-11 operating system Safety Sector Seek Ordering Shadow Set Special File Handling directory files INDEXF.SYS multi-header files multi-volume files page files and swap files partial files placed files Spindle SPM SQUEEZE Storage Bitmap Stripesets System Disks Track Unmovable Files VAX sites with defragmenters Volume Volume Set VPA Window window turn