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[经验分享] 使用AWR生成一条sql的执行统计报告

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发表于 2018-10-20 13:37:56 | 显示全部楼层 |阅读模式
zx@ORCL>@?/rdbms/admin/awrsqrpt  

  
Current Instance
  
~~~~~~~~~~~~~~~~
  

  
   DB Id    DB Name Inst Num Instance
  
----------- ------------ -------- ------------
  
1444351641 ORCL1 orcl
  

  

  
Specify the Report Type
  
~~~~~~~~~~~~~~~~~~~~~~~
  
Would you like an HTML report, or a plain text report?
  
Enter 'html' for an HTML report, or 'text' for plain text
  
Defaults to 'html'
  
Enter value for report_type: text
  

  
Type Specified:  text
  

  

  
Instances in this Workload Repository schema
  
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

  
   DB Id     Inst Num DB Name   InstanceHost
  
------------ -------- ------------ ------------ ------------
  
* 1444351641    1 ORCL   orcl rhel6
  

  
Using 1444351641 for database Id
  
Using       1 for instance number
  

  

  
Specify the number of days of snapshots to choose from
  
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  
Entering the number of days (n) will result in the most recent
  
(n) days of snapshots being listed.  Pressing  without
  
specifying a number lists all completed snapshots.
  

  

  
Enter value for num_days: 1
  

  
Listing the last day's Completed Snapshots
  

  Snap
  
Instance     DB Name    Snap Id    Snap Started    Level
  
------------ ------------ --------- ------------------ -----
  
orcl     ORCL826 15 Feb 2017 09:25   1
  827 15 Feb 2017 10:00   1
  828 15 Feb 2017 10:00   1
  829 15 Feb 2017 10:04   1
  830 15 Feb 2017 10:09   1
  831 15 Feb 2017 11:00   1
  832 15 Feb 2017 11:02   1
  833 15 Feb 2017 11:07   1
  

  

  

  
Specify the Begin and End Snapshot Ids
  
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  
Enter value for begin_snap: 832
  
Begin Snapshot Id specified: 832
  

  
Enter value for end_snap: 833
  
End   Snapshot Id specified: 833
  

  

  

  

  
Specify the SQL Id
  
~~~~~~~~~~~~~~~~~~
  
Enter value for sql_id: 2dymmcx3kf7h1
  
SQL ID specified:  2dymmcx3kf7h1
  

  
Specify the Report Name
  
~~~~~~~~~~~~~~~~~~~~~~~
  
The default report file name is awrsqlrpt_1_832_833.txt.  To use this name,
  
press  to continue, otherwise enter an alternative.
  

  
Enter value for report_name:
  

  
Using the report name awrsqlrpt_1_832_833.txt
  

  

  
WORKLOAD REPOSITORY SQL Report
  

  
Snapshot Period Summary
  

  
DB Name DB Id Instance     Inst Num Startup Time    Release   RAC
  
------------ ----------- ------------ -------- --------------- ----------- ---
  
ORCL      1444351641 orcl     1 15-Feb-17 09:14 11.2.0.4.0  NO
  

  Snap Id   Snap Time  Sessions Curs/Sess
  --------- ------------------- -------- ---------
  
Begin Snap:  832 15-Feb-17 11:02:0127 1.3
  
  End Snap:  833 15-Feb-17 11:07:2429 1.5
  
   Elapsed:   5.38 (mins)
  
   DB Time:   0.06 (mins)
  

  
SQL Summary    DB/Inst: ORCL/orclSnaps: 832-833
  

  Elapsed
  
   SQL Id      Time (ms)
  
------------- ----------
  
2dymmcx3kf7h1       1
  
Module: SQL*Plus
  
select object_name from t where object_id=123
  

  -------------------------------------------------------------
  

  
SQL ID: 2dymmcx3kf7h1    DB/Inst: ORCL/orclSnaps: 832-833
  
-> 1st Capture and Last Capture Snap IDs
  
   refer to Snapshot IDs witin the snapshot range
  
-> select object_name from t where object_id=123
  

  
    Plan HashTotal Elapsed      1st Capture   Last Capture
  
#   Value     Time(ms) Executions  Snap ID Snap ID
  
--- ---------------- ---------------- ------------- ------------- --------------
  
1   3476657867    1  1      833     833
  -------------------------------------------------------------
  

  

  
Plan 1(PHV: 3476657867)
  
-----------------------
  

  
Plan Statistics     DB/Inst: ORCL/orclSnaps: 832-833
  
-> % Total DB Time is the Elapsed Time of the SQL statement divided
  
   into the Total Database Time multiplied by 100
  

  
Stat Name Statement   Per Execution % Snap
  
---------------------------------------- ---------- -------------- -------
  
Elapsed Time (ms)  1       0.8     0.0
  
CPU Time (ms)  0       0.0     0.0
  
Executions  1       N/A     N/A
  
Buffer Gets  3       3.0     0.0
  
Disk Reads  0       0.0     0.0
  
Parse Calls  1       1.0     0.1
  
Rows  1       1.0     N/A
  
User I/O Wait Time (ms)   0       N/A     N/A
  
Cluster Wait Time (ms)  0       N/A     N/A
  
Application Wait Time (ms)  0       N/A     N/A
  
Concurrency Wait Time (ms)  0       N/A     N/A
  
Invalidations  0       N/A     N/A
  
Version Count  1       N/A     N/A
  
Sharable Mem(KB) 15       N/A     N/A
  -------------------------------------------------------------
  

  
Execution Plan
  
--------------------------------------------------------------------------------------------
  
| Id  | Operation    | Name   | Rows  | Bytes | Cost (%CPU)| Time   |
  
--------------------------------------------------------------------------------------------
  
|   0 | SELECT STATEMENT    |   |   |   | 2 (100)|   |
  
|   1 |  TABLE ACCESS BY INDEX ROWID| T    | 1 |30 | 2   (0)| 00:00:01 |
  
|   2 |   INDEX UNIQUE SCAN    | IDX_UNIQUE_T | 1 |   | 1   (0)| 00:00:01 |
  
--------------------------------------------------------------------------------------------
  

  

  

  
Full SQL Text
  

  
SQL ID     SQL Text
  
------------ -----------------------------------------------------------------
  
2dymmcx3kf7h select object_name from t where object_id=123
  

  

  
Report written to awrsqlrpt_1_832_833.txt



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