Basic HTML version of Foils prepared 7 October 97

Foil 25 Data Partitioning --- How to divide data among multiple disks ?

From untitled presentation ARL Database Tutorial -- February 98. by Gang Cheng Marek Podgorny Chao-Wei Ou
1 a common practice on large number of disks and mass storage systems (file striping)
2 high I/O bandwidth of multiple disks and parallel I/O
3 no need for specialized hardware
4 important for query load balance on a shared-nothing system
5 this is of course a central problem in scientific computing and much of High Performance Fortran is devoted to data partitioning
in Table To:

© on Mon Oct 13 1997