Sqlplus Login Slow on AIX With "latch: MGA shared context root latch" Waiting Event.
(Doc ID 3000675.1)
Last updated on JULY 20, 2024
Applies to:
Oracle Database - Enterprise Edition - Version 19.0.0.0 to 19.12.0.0.0 [Release 19]IBM AIX on POWER Systems (64-bit)
Symptoms
"sqlplus /nolog" can execute fast, but "conn/as sysdba" is very slow on AIX.
Truss "conn/as sysdba" operation, show that opening "oraus.msb" file consumes long time.
Changes
None.
Cause
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In this Document
Symptoms |
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Cause |
Solution |
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