Troubleshooting Netweaver Application Server issues

Tools	Details
Decision tree	Roadmap of troubleshooting steps
DPMON Dispatcher Monitor	OS level monitoring tool
/SDF/MON	Report to collect snapshots of monitoring details
Developer traces	How find and download developer trace files
CORE dump file	Extracting the c-stack from a program's core dump file
Dispatcher and Taskhandler	Details
7.4X parameter check feature	Identify wrong parameters
Application Server load information control	When a resource is temporarily deactivated
Parameters based in hardware resources	Arithmetical calculation per HW resource
Snapshots in the SAP System	Comprehend developer trace information
Dynamic work processes configuration	Adjusting WP resources based on server load
CCMS infrastructure	Monitoring Work Processes
FAQ	Application server administration
Enqueue	Details
How to change trace level dynamically	Control its trace level without downtime
Enqueue overload	Analyzing the log information
Remaininig locks	What to do when locks are not released
Session quota	Quotas per user session
Failover in ASCS with ERS	Checking the switchover functionality
Effect on TCP connection usage	Resource and consumption of client handles
FAQ	Understanding the enqueue lock mechanism
Gateway	Details
Gateway Access Control Lists	Complying with the SAP gateway security recommendations
Emergency situations	Disabling gateway security
Troubleshoot security settings	reg_info / sec_info
Extra info on SAP note 1444282	How the parameter gw/reg_no_conn_info works
Managing standalone gateway	ABAP program to manage a gateway running on ASCS
RFC trace too big	Identifying RFC destination with trace enabled
ICM and Web Dispatcher	Details
HTTP(s) sizing for SAP NetWeaver	MPI settings for the ICM/Web Dispatcher
Enhance HTTP(s) package analyses	Enable HTTP headers to be logged in trace file
Dynamic change of profile parameters	Modifying Web Dispatcher parameters with wdispmon
Managing PSE files at the Web Dispatcher	Managing PSE files through the Web Administration page
Icmon and wdispmon	Concept of wdispmon and icmon tools
User access to web admin page	User administration
Web Dispatcher Installation	Steps of SWPM tool (former sapinst)
Load balancing	Checking if the requests are even distributed
SSO for HANA XS admin page	SSO (Single Sign On) to access admin page
Web Dispatcher for Multiple Systems	Understanding and how to configure examples
FAQ	Configuration and functionality
Memory Management	Details
TSV_TNEW_PAGE_ALLOC_FAILED	Guide to analyze memory resources consumption
Memory Dumps as of Kernel Release 7.4x	Meaning of a classic memory dump
Shared Memory Pools as of Kernel 7.4x	Concept of pools 10 and 40
Memory leak	Investigate high memory allocation
EG memory area	Parameters for extend global memory
FAQ	Identifying the owner of a shared key
Startup Framework	Details
Step-by-step guide	Troubleshooting the phases of a system initialization
Instance status	Application Server state reported by sapstartsrv
Incompatible kernel	Mismatched kernel between instances
Missing files	FAIL: sapstart not found
Web methods	Difference between DEFAULT and SDEFAULT
Sapstart functions for HA interface	Stop/Restart_Program_<XX>
System shutdown by signal 2	Normal signal termination from outside SAP
START_CALL_SICK	Connection problems to message server
Sapstartsrv service parameters	Detailing service/<parameter> options
Libraries dependencies	Referenced/runtime symbol definition not found
FAQ	Sapstartsrv version and command history
Others	Details
ABAP Load Balancing	SAPgui, HTTP and RFC load balance
Update Server Group	Update system configuration and concepts
ICMBND	Message Server configuration
FAQ Message Server	Control the HTTP(s) access - ms/permission_table
Saprouter	Service configuration a Windows 32bit server
FAQ Network Interface	Network features
Number Range Buffer	Error messages and resolution
License cannot be installed	Problem with new installation number
FAQ License	Why does the license installation fail?