Lpxus.Msb File Read Repeatedly Causing Performance Overhead
Last updated on FEBRUARY 08, 2017
Applies to:Oracle Server - Enterprise Edition - Version: 126.96.36.199
Information in this document applies to any platform.
$ORACLE_HOME/xdk/mesg/lpxus.msb is opened for each insert even if there is no error raised by the statement.
This is observed running truss/strace against the process where the insert statement is running: the output files
shows several open command for the file $ORACLE_HOME/xdk/mesg/lpxus.msb, for example
kopen("/grdbms/64bit/app/oracle/product/1120/xdk/mesg/lpxus.msb", O_RDONLY) = 14.
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