index_D

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z]

d-cache  
DAC (dual-attachment concentrator)  
data blocks (UFS)  
data cache  
data encapsulation (Ethernet)  
data link (networks)  
data link address  
Data Link and Medium Access Control (DLMAC) group (Ethernet)  
data link layer (OSI model)  
data paths, bits  
data transfer patterns (networks)  
data transfer rates (TCP)  
databases, benchmarks  
DDR SDRAM modules  
DEC Alpha processors  
       memory page size  
decision support systems, benchmarking  
defect management, disks  
deferred acknowledgements (TCP)  
demand paging  
denial-of-service attacks, SYN flooding  
design issues
       applications, refactored code  
       NFS disk subsystems  
       processors  
       RAID arrays  
       subsystems  
       test design  
development time to runtime ratio (code tuning)  
differential signaling (SCSI)  
diminishing returns (code optimization)  
direct cache mapping  
direct memory access (DMA)  
Direct Rambus (RDRAM)  
directory entry (UFS)  
directory name lookup cache (DNLC)   2nd  
disabling  
disk arrays   [See RAID]
disk quotas  
disks
       access patterns  
       architecture  
       arrays  
       asynchronous writes compared to synchronous  
       average seek time  
       benchmarking
               hdparm  
               iozone  
               multiple pass results  
               tiobench  
       bottlenecks
               blocked processes  
               locating  
       burst speed  
       caches  
               enabling  
       cluster size (UFS)  
       defect management  
       distributed parity-protected striping (RAID)  
       elevator algorithms  
       Fibre Channel  
       Hamming code arrays (RAID)  
       high I/O skew  
       high service time problems  
       internal transfer speed  
               compared to real speed  
       logical volumes  
       megabyte, size of  
       minfree parameter  
       mirrored striping (RAID)  
       mirroring  
               disk replacement  
       MTBF (Mean Time Between Failure)  
       MTTDI (Mean Time To Data Inaccessibility)  
       MTTDL (Mean Time To Data Loss)  
       MTTR (Mean Time To Repair)  
       NFS  
       paging and swapping problems  
       parity-protected striping (RAID)  
       parity-protected striping with independent disks (RAID)  
       partition statistics  
       performance monitoring tools, iostat  
       RAID levels  
               distributed parity-protected striping  
               Hamming code arrays  
               mirrored striping  
               mirroring  
               overview  
               parity-protected striping  
               parity-protected striping with independent disks  
               striping  
       random access and storage capacity issues  
       read/write latency  
       reads  
       rotational delay parameter  
       RPS misses  
       seek times, reducing  
       specifications  
       spindle synchronization   2nd  
       string utilization  
       striping (RAID)  
       web servers  
       workgroup servers and  
       write throttling  
       writes  
       ZBR (zone bit rate recording)  
dispadmin command, process scheduling  
dispatch queue, kernel threads  
dispatch tables, tuning  
distributed parity-protected striping  
DMA (direct memory access)  
DNLC (directory name lookup cache)   2nd  
doubly indirect blocks (filesystems)  
DRAM (dynamic random access memory)  
dual-attachment concentrator (DAC)  
duplex mode  
dynamic performance analysis  
dynamic priority  
dynamic random access memory (DRAM)