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Home > Tutorials > UNIX > Performance and Tuning Performance and Tuning CareerAcademy.com Expert-led Computer Training Videos & CBT offer topics on IT Certification, .NET Programming, Databases and LAN/WAN Networking CBT Nuggets Our training helps you prep for tech industry certifications, plus teaches you real on-the-job skills that employers value. Certifications include Microsoft, Cisco, CompTIA, PMP, CWNA, CISSP, LPI, Oracle, Citrix and more. Check out the free videos. Train Signal - FastTrack Video Labs for Serious IT Students & Professionals Learn Web servers, file servers; master DNS, Active Directory, wireless, and more. Learn to practice theories essential to network administrators. Tutorials (12) Total Tutorials: 4508  |  Added today: 1 Tutorials updated: 03/18/2010 Sort Tutorials By: Name: A to Z Name: Z to A Recent to Old Old to Recent Rating: Low to High Rating: High to Low Votes: Low to High Votes: High to Low Hits: Low to High Hits: High to Low HP-UX 10.0 Memory Management White Paper   This paper provides an overview of HP-UX memory management,``including: Physical and virtual memory, Mapping files into virtual memory, Shared libraries, Paging, Deactivation. Added: 05/10/2000, Hits: 214, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating HP-UX 10.0 Process Management White Paper   Discusses What a process is, How processes are created, How processes are killed, Commands for managing processes, How the kernel manages processes, HP-UX multiprocessing. Added: 05/10/2000, Hits: 223, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating Introduction to Performance Analysis   Bottlenecks are not an uncommon problem. They occur when computer resources are stretched beyond there capacity, because of errant activities or because the workload is too great. To determine the which of the computers resources is the source of the bottleneck, investigation into these four general categories is advised. Added: 05/10/2000, Hits: 233, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating Monitoring CPU Performance   How to monitor CPU performance in a Unix environment. Added: 05/10/2000, Hits: 284, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating Monitoring Input/Output Performance   To determine where input/output bottlenecks exists on a system the iostat command can be used to display the amount of data moving between the system and a disk or terminal device, on all but the IRIX operating system. The command osview is used in IRIX to duplicate this funtion. Added: 05/10/2000, Hits: 242, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating Monitoring Memory Performance   How to monitor and manage memory in a Unix environment. Added: 05/10/2000, Hits: 243, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating Monitoring Network Performance   The command netstat is used to report a variety of network information including the amount of kernel memory utilization. Added: 05/10/2000, Hits: 230, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating Priority Paging   The current Solaris behavior is that response of applications can suffer significantly when the file system is used heavily. On a workstation, this can be noticed as poor interactive response and trashing of the swap disk. On servers, the effect is degraded application response time, and low CPU utilization due to heavy paging. Added: 05/10/2000, Hits: 199, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating Solaris 2.x - Tuning Your TCP/IP Stack and More   Tuning the TCP/IP stack and other kernel related parameters across different versions of Solaris 2. Added: 03/20/2002, Hits: 285, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating The Solaris Memory System   Includes a summary of the most frequently asked questions regarding memory utilization in Solaris, sizing and capacity planning, Memory analysis and tools, architecture, I/O via the VM system. Added: 05/10/2000, Hits: 223, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating UNIX Performance Management   The purpose of this paper is to introduce the performance analyst to some of the free tools available to monitor and manage performance on UNIX systems, and to provide a guideline on how to diagnose and fix performance problems in that environment. The paper is based on the author’s experiences with AIX and will cover many of the tools available on that and other UNIX platforms. It will also provide some Rules of Thumb for analyzing the performance of UNIX systems. Added: 05/10/2000, Hits: 160, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating What are the tunable kernel parameters for Solaris 2?   This column identifies and explains some of the variables that are safe to tune. It also compares Solaris tunables with those in other versions of Unix in order to identify the ones that size automatically in Solaris 2 and therefore don't need manual tuning. Added: 05/10/2000, Hits: 236, Rating: 0, Votes: 0 Add To Favorites  |  Add Rating Items Per Page: 10 20 50

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