Oracle a modo mio

audit asm su syslog

    alter system set AUDIT_SYS_OPERATIONS=TRUE scope=spfile sid='*';

    alter system set AUDIT_SYS_OPERATIONS=FALSE scope=spfile sid='*';
    alter system set AUDIT_SYSLOG_LEVEL='local0.info' scope=spfile sid='*';

audit database su syslog

   alter system set AUDIT_SYS_OPERATIONS=FALSE scope=spfile sid='*';
   alter system set AUDIT_SYSLOG_LEVEL='local6.info' scope=spfile sid='*';
   alter system set AUDIT_TRAIL='OS' scope=spfile sid='*';

Su Linux

disattivare transparent hugepages

disable transparent hugepages https://docs.oracle.com/database/121/CWLIN/memry.htm

[ -f /sys/kernel/mm/redhat_transparent_hugepage/enabled ] && echo never > /sys/kernel/mm/redhat_transparent_hugepage/enabled