Test 107:
OS/2 LAN Server Performance
Test 107 Objectives
SECTION 1 - PERFORMANCE TUNING APPROACHES
Describe the methodical approach to performance tuning.
Describe some basic computer performance bottlenecks.
Describe the trade-offs of performance decisions.
Describe performance benchmarking.
SECTION 2 - PERFORMANCE MONITORING TOOLS
List the tools available for performance analysis in the OS/2 LAN Server environment.
Describe the tools provided with OS/2 LAN Server that can be used to monitor the system's performance.
Use the CACHE386.EXE utility of OS/2 LAN Server Advanced.
Describe how network trace tools can provide valuable performance information.
Describe the primary differences between the FAT and HPFS file systems.
Describe how the FAT and HPFS file systems utilize disk cache.
Describe the features of the FAT and HPFS file systems provided by OS/2 Version 2.x and above utilize cache.
Describe the features of the 386HPFS file system.
Describe how the 386HPFS file system utilizes cache.
Describe and set the parameters for all three file systems.
Use the CACHE386 statistics to assess caching.
SECTION 3 - CONFIG.SYS PARAMETERS
Describe the use of the timing parameters which could adversely affect performance on a server.
Configure the parameters which control swapping.
Describe how to and why you would configure a server without virtual DOS support.
Describe how installing Fault Tolerance can improve performance.
Determine the correct order for the PATH, DPATH, and LIBPATH statements in CONFIG.SYS.
SECTION 4 - NETWORK BUFFERS, SMB AND FILE ACCESS
Describe the use of the LAN buffers utilized by OS/2 Servers, and OS/2 and DOS Requesters.
Determine the appropriate value for NUMREQBUF on a server.
List the three types of Server Message Block (SMB) protocols used for file transfer.
Describe the different types of file accesses utilized by OS/2 LAN Server and the data flow through the network.
SECTION 5 - IBMLAN.INI PARAMETERS
Describe the IBMLAN.INI file and its main functions.
Describe the IBMLAN.INI parameters that most significantly affect server performance.
Understand the effects of modifying each of the IBMLAN.INI perform- ance tuning parameters.
Describe how to tune a Remote IPL Server.
SECTION 6 - PROTOCOL.INI PARAMETERS
Describe the structure of the PROTOCOL.INI file.
Describe how to effectively set transmit and receive buffers.
Describe the PROTOCOL.INI performance parameters.
Improve logon performance for DOS and OS/2 LAN Requester by modifying the PROTOCOL.INI file.
Describe SIDEBAND and how it impacts performance.
Describe the effect of having multiple network adapters in a server.
SECTION 7 - APPLICATIONS
Design a LAN Server domain to optimize performance.
Create a plan for tuning a domain of LAN Servers.
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