日期:2014-05-16 浏览次数:20442 次
oracle常用诊断事件
事件 | 说明 | 例子 |
Event 10013 – Monitor Transaction Recovery
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在Startup时跟踪事务恢复 | ALTER SESSION SET EVENTS ’10013 trace name context forever, level 1′; |
Event 10015 – Dump Undo Segment Headers-
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在事务恢复后做Dump回退段头信息 | ALTER SESSION SET EVENTS ’10015 trace name context forever, level 1′; |
Event 10032 – Dump Sort Statistics
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Dump排序的统计信息 | ALTER SESSION SET EVENTS ’10032 trace name context forever, level 10′; |
Event 10033 – Dump Sort Intermediate Run Statistics
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排序过程中,内存排序区和临时表空间的交互情况 | ALTER SESSION SET EVENTS ’10033 trace name context forever, level 10′; |
Event 10045 – Trace Free List Management Operations
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FREELIST的管理操作 | ALTER SESSION SET EVENTS ’10045 trace name context forever, level 1′; |
Event 10046 – Enable SQL Statement Trace | 跟踪SQL,有执行计划,邦定变量和等待的统计信息,level 12最详细。 | ALTER SESSION SET EVENTS ’10046 trace name context forever, level 12′;
LEVEL定义如下: 1:SQL 语句,执行计划和执行状态 4:1的内容加上绑定变量信息 8:1的信息加上等待事件信息 12:1+4+8 |
Event 10053 – Dump Optimizer Decisions | 在分析SQL语句时,Dump出优化器所做的选择,级别level 1最详细 | ALTER SESSION SET EVENTS ’10053 trace name context forever, level 1′;
LEVEL定义如下: 1:状态和估算信息 2:只显示估算信息 |
Event 10060 – Dump Predicates | DUMP SQL语句中的断语信息。需要在需要DUMP的用户下创建以下表
CREATE TABLE kkoipt_table c2 VARCHAR2(80)); 断语信息会写入该表 |
ALTER SESSION SET EVENTS ’10060 trace name context forever, level 1′; |
Event 10065 – Restrict Library Cache Dump Output for State Object Dumps | 限制对象状态DUMP的时候LIBRARY CACHE信息的详细程度 1 Address of library object only 2 As level 1 plus library object lock details 3 As level 2 plus library object handle and library object 缺省是LEVEL 3 |
ALTER SESSION SET EVENTS ’10065 trace name context forever, level level’; |
Event 10079 – Dump SQL*Net Statistics-
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Dump SQL*NeT的统计信息 | ALTER SESSION SET EVENTS ’10079 trace name context forever, level 2′; |
Event 10081 – Trace High Water Mark Changes
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HWM的改变 | ALTER SESSION SET EVENTS ’10081 trace name context forever, level 1′; |
Event 10104 – Dump Hash Join Statistics
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HASH JOIN的统计信息 | ALTER SESSION SET EVENTS ’10104 trace name context forever, level
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