Oracle 11g中定位trace文件简便办法

在Oracle11g当中，可以有更加简单的定位当前trace文件的办法，那就是访问视图 v$diag_info。
store@TEST> select * from v$version;BANNER
--------------------------------------------------------------------------------
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production
PL/SQL Release 11.2.0.1.0 - Production
CORE 11.2.0.1.0 Production
TNS for Linux: Version 11.2.0.1.0 - Production
NLSRTL Version 11.2.0.1.0 - Production
store@TEST> set linesize 1500;
store@TEST> SELECT * FROM v$diag_info;INST_ID NAME VALUE
---------- ---------------------------------------------------------------- --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
1 Diag Enabled TRUE
1 ADR Base /opt/oracle/db
1 ADR Home /opt/oracle/db/diag/rdbms/test/TEST
1 Diag Trace /opt/oracle/db/diag/rdbms/test/TEST/trace
1 Diag Alert /opt/oracle/db/diag/rdbms/test/TEST/alert
1 Diag Incident /opt/oracle/db/diag/rdbms/test/TEST/incident
1 Diag Cdump /opt/oracle/db/diag/rdbms/test/TEST/cdump
1 Health Monitor /opt/oracle/db/diag/rdbms/test/TEST/hm
1 Default Trace File /opt/oracle/db/diag/rdbms/test/TEST/trace/TEST_ora_5555.trc
1 Active Problem Count 0
1 Active Incident Count 0已选择11行。
视图中name="Default Trace File"的记录就是当前session的默认trace file。
store@TEST> SELECT value FROM v$diag_info WHERE name="Default Trace File";VALUE
----------------------------------------------------------------------------------------------------
/opt/oracle/db/diag/rdbms/test/TEST/trace/TEST_ora_5555.trcstore@TEST> alter system set sql_trace=true;系统已更改。store@TEST> select * from dual;D
-
Xstore@TEST> alter system set sql_trace=false;系统已更改。store@TEST> ！cat /opt/oracle/db/diag/rdbms/test/TEST/trace/TEST_ora_5555.trc
Trace file /opt/oracle/db/diag/rdbms/test/TEST/trace/TEST_ora_5555.trc
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
ORACLE_HOME = /opt/oracle/db/db_1
System name: Linux
Node name: gtlions
Release: 2.6.18-194.el5PAE
Version: #1 SMP Mon Mar 29 20:19:03 EDT 2010
.。。。。
。。。。。
PARSING IN CURSOR #9 len=18 dep=0 uid=93 oct=3 lid=93 tim=1295493303679484 hv=942515969 ad="3a0de6c0" sqlid="a5ks9fhw2v9s1"
select * from dual
END OF STMT
PARSE #9:c=14999,e=158076,p=0,cr=3,cu=0,mis=1,r=0,dep=0,og=1,plh=272002086,tim=1295493303679479
.。。。
。。。。
=====================
PARSING IN CURSOR #7 len=32 dep=0 uid=93 oct=49 lid=93 tim=1295493315875782 hv=3586475918 ad="0" sqlid="19zugf7awajwf"
alter system set sql_trace=false
END OF STMT
PARSE #7:c=0,e=1849,p=0,cr=0,cu=0,mis=0,r=0,dep=0,og=0,plh=0,tim=1295493315875778
EXEC #7:c=9999,e=14897,p=0,cr=0,cu=3,mis=0,r=0,dep=0,og=0,plh=0,tim=1295493315891023小结
关键词： v$diag_info，sql_trace
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