做系统跟踪的几个备忘录
关于在OS and database level 执行跟踪。。。[@more@]kenel trace: 1.check os log 2. tools: truss :aix . solaris ,hp strace: linuxnetwork trace: 1.os level : netstat -an, lsof, snoop 2.database level : client side sqlnet.log ,tnsping ,lsnrctl oracle event trace : 1.specific error :set 6502 event(alter session ,dbms_system.set_ev.2.performance issuses: set 10046 event .3.trace file location : user_dump_dest.