1. File: ebusiness_ref.PPT 1 Yogi Schulz e-Business Projects High Performance Characteristics Reference Section 15 Copyright © 2002 by Corvelle Management Consultants

2. File: ebusiness_ref.PPT 2 Yogi Schulz e-Business Projects High Performance r Hardware r Network r Operating System r Database r Operations

3. File: ebusiness_ref.PPT 3 Yogi Schulz e-Business Projects High Performance Hardware r Multi-CPU machine r GBs of memory r Multiple I/O adapters r Disk: –acquire sufficient disk capacity –use high performance read-ahead/caching disks r Server cluster for: –redundancy locally –performance globally r Load balancing components

4. File: ebusiness_ref.PPT 4 Yogi Schulz e-Business Projects High Performance Network r Bandwidth –generous –burstable r Firewall r Routers r Multiple paths: –in the internal network –to the Internet backbone r Switches on server network segment

5. File: ebusiness_ref.PPT 5 Yogi Schulz e-Business Projects High Performance Operating System r Turn on asynchronous I/O r Allocate sufficient memory to database tasks r Configure disks for: –maximize access paths to data –minimize device contention –implement RAID 5 r Allocate sufficient paging disk on internal drives

6. File: ebusiness_ref.PPT 6 Yogi Schulz e-Business Projects High Performance Database r Select a larger block size r Set multi-block read count to a multiple of the block size r Allocate sufficient SGA size r Initiate sufficient database writers r Dedicate disk to redo log r Set Initrans, pctfree high enough e-Business application collect mountains of data

7. File: ebusiness_ref.PPT 7 Yogi Schulz e-Business Projects High Performance Operations r Pro-active monitoring r Change control discipline r Database recovery strategy r Disaster recovery plan r Review/update security policies/procedures quarterly r Capacity planning

8. File: ebusiness_ref.PPT 8 Yogi Schulz e-Business Projects High Performance Resources r The Art and Science of Web Server Tuning with Internet Information Services 5.0 –http://www.microsoft.com/technet/treeview/default.asp?url=/Tech Net/prodtechnol/iis/maintain/optimize/iis5tune.asp