Oracle : Ошибка ORA-10706

"Print out information about global enqueue manipulation"
*Cause: When enabled, prints out activity in ksi routines.
*Action: INternal system parameter (_ksi_trace) can be used in addition
to setting this event to limit output information on selected
set of global enqueue server enqueue type(s)
For example:
_ksi_trace = RTXA
output information only for RT and XA lock types.

*Action: Level indicates details:
0-4: show args for each main call
5-9: also indicate callbacks
10+: also printout time for each line

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