DIAGNOSTIC_DEST
Locate the Alert Log and Trace Files with V$DIAG_INFO
Aug 3, 2026 / · 11 min read · Oracle DBA V$DIAG_INFO Alert Log ADR Trace Files Automatic Diagnostic Repository Oracle Administration Diagnostic Data DIAGNOSTIC_DEST ·Locate the Alert Log and Trace Files with V$DIAG_INFO Purpose Before Oracle 11g, finding the alert log meant knowing the value of BACKGROUND_DUMP_DEST and constructing the filename by hand. 11g replaced that parameter, along with USER_DUMP_DEST and CORE_DUMP_DEST, with a single DIAGNOSTIC_DEST parameter and moved every …
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