In SAP HANA, there are several important DB trace files that can be used for debugging and troubleshooting performance issues. Some of the most important trace files are:
Indexserver trace file: This trace file contains information about the indexserver process, including queries, table operations, and errors. The indexserver trace file is located in the trace directory of the HANA instance and is named as indexserver_
Nameserver trace file: This trace file contains information about the nameserver process, including network connections, system status, and errors. The nameserver trace file is located in the trace directory of the HANA instance and is named as nameserver_
XS Engine trace file: This trace file contains information about the SAP HANA Extended Application Services (XS) engine, including HTTP requests, server-side JavaScript, and errors. The XS engine trace file is located in the work directory of the HANA instance and is named as xsengine_
Alert trace file: This trace file contains information about the alerts and alarms generated by the SAP HANA system, including performance thresholds and system errors. The alert trace file is located in the trace directory of the HANA instance and is named as alert_
It’s important to note that the exact location and names of the trace files may vary depending on the specific configuration and version of your SAP HANA system. You can also refer to the SAP HANA Administration Guide for more information on the trace files in SAP HANA.