How to read OracleErrorstackOutput

How to read Oracle Errorstack Output the Wirte By tanelpoder, translation by me. When a critical error occurs in oracle such as: ora-600, the Errorstack dump is automatically dumped by oracle. When you see an error in the alert.log, a trace file will be generated, and the trace will start with “ksedmp: internal or fatal error”, errors such as this (ORA-7445 or ORA-600 with some parameters). “kesdmp” means Kernel Service Error Dump, so the following line is the errorstack dump. the Errorstack dump can also be invoked manually using Oradebug errorstack 3 (after setting the target process with Oradebug setospid). Oradebug Errorstack for when a session seems Hang( But there is no reasonable wait event in v$session_wait) or it consumes more resources than normal and you want to know the specific variable value of the current sql. the The Errorstack trace file has a lot of information, which is more or less useful for our troubleshooting. But the large amount of data and binary dumps may confuse you, here I will show you some structures that you can understand. In this article we will explore the following topics: 1. From the errorstack trace file, it is found that the SQL…