ORACEL坏查询对象批量脚本
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2024-04-06 14:09:01
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查询坏块 SQL set lines 120SQL select * from v$database_block_corruption; FILE# BLOCK# BLOCKS CORRUPTION_CHANGE# CORRUPTIO ---------- ---------- ---------- ------------------ --------- 3 35418 1 0 FRACTURED 3 61344 1 0 FRACTURED 3 31065 1 0
查询坏块
SQL> set lines 120
SQL> select * from v$database_block_corruption;
FILE# BLOCK# BLOCKS CORRUPTION_CHANGE# CORRUPTIO
---------- ---------- ---------- ------------------ ---------
3 35418 1 0 FRACTURED
3 61344 1 0 FRACTURED
3 31065 1 0 CORRUPT
3 36673 1 0 CORRUPT
3 36721 1 0 CORRUPT
3 42881 1 0 CORRUPT
1 66738 1 0 CORRUPT
3 36329 1 0 CORRUPT
3 36617 1 0 CORRUPT
3 32404 1 0 FRACTURED
3 36281 1 0 FRACTURED
FILE# BLOCK# BLOCKS CORRUPTION_CHANGE# CORRUPTIO
---------- ---------- ---------- ------------------ ---------
3 36625 1 0 FRACTURED
1 39041 1 0 CORRUPT
3 36713 1 0 CORRUPT
10 69927 1 0 FRACTURED
26 94244 1 0 CORRUPT
已选择16行。
查询坏块对应对象
SQL> set pagesize 2000
SQL> set linesize 250
SQL> SELECT e.owner, e.segment_type, e.segment_name, e.partition_name, c.file#
2 , greatest(e.block_id, c.block#) corr_start_block#
3 , least(e.block_id+e.blocks-1, c.block#+c.blocks-1) corr_end_block#
4 , least(e.block_id+e.blocks-1, c.block#+c.blocks-1)
5 - greatest(e.block_id, c.block#) + 1 blocks_corrupted
6 , null description
7 FROM dba_extents e, v$database_block_corruption c
8 WHERE e.file_id = c.file#
9 AND e.block_id = c.block#
11 UNION
12 SELECT s.owner, s.segment_type, s.segment_name, s.partition_name, c.file#
13 , header_block corr_start_block#
14 , header_block corr_end_block#
15 , 1 blocks_corrupted
16 , 'Segment Header' description
17 FROM dba_segments s, v$database_block_corruption c
18 WHERE s.header_file = c.file#
19 AND s.header_block between c.block# and c.block# + c.blocks - 1
20 UNION
21 SELECT null owner, null segment_type, null segment_name, null partition_name, c.file#
22 , greatest(f.block_id, c.block#) corr_start_block#
23 , least(f.block_id+f.blocks-1, c.block#+c.blocks-1) corr_end_block#
24 , least(f.block_id+f.blocks-1, c.block#+c.blocks-1)
25 - greatest(f.block_id, c.block#) + 1 blocks_corrupted
26 , 'Free Block' description
27 FROM dba_free_space f, v$database_block_corruption c
28 WHERE f.file_id = c.file#
29 AND f.block_id = c.block#
31 order by file#, corr_start_block#;
OWNER SEGMENT_TYPE SEGMENT_NAME PARTITION_NAME FILE# CORR_START_BLOCK# CORR_END_BLOCK# BLOCKS_CORRUPTED DESCRIPTION
---------------- ----------------- ----------------------- ------------------------------- ------ ----------------- --------------- ---------------- --------------
SYS TABLE OBJ$ 1 39041 39041 1
1 66738 66738 1 Free Block
SYSMAN INDEX MGMT_METRICS_1HOUR_PK 3 31065 31065 1
SYS TABLE WRH$_SQL_BIND_METADATA 3 32404 32404 1
SYS TABLE WRH$_BG_EVENT_SUMMARY 3 35418 35418 1
SYS INDEX PARTITION WRH$_FILESTATXS_PK WRH$_FILEST_1232289473_41482 3 36281 36281 1
SYS TABLE PARTITION WRH$_SYSTEM_EVENT WRH$_SYSTEM_1232289473_41482 3 36329 36329 1
SYS TABLE PARTITION WRH$_SGASTAT WRH$_SGASTA_1232289473_41482 3 36617 36617 1
SYS INDEX PARTITION WRH$_SGASTAT_U WRH$_SGASTA_1232289473_41482 3 36625 36625 1
SYS INDEX PARTITION WRH$_PARAMETER_PK WRH$_PARAME_1232289473_41482 3 36673 36673 1
SYS TABLE PARTITION WRH$_SERVICE_STAT WRH$_SERVIC_1232289473_41482 3 36713 36713 1
SYS INDEX PARTITION WRH$_SERVICE_STAT_PK WRH$_SERVIC_1232289473_41482 3 36721 36721 1
SYS TABLE PARTITION WRH$_LATCH WRH$_LATCH_1232289473_41482 3 42881 42881 1
SYS TABLE WRI$_ADV_ACTIONS 3 61344 61344 1
EXAM TABLE EXAM_ITEMS_OLD 10 69927 69927 1
CPR TABLE NEED_MONITOR 26 94244 94244 1
已选择16行。
SQL>
SQL> spool off
- 假坏块引起恐慌
- 记录一次ORA-00600[kdsgrp1]分析
- Read by other session等待事件
- table中各种坏块对select/dml操作影响
- shell脚本获得extents分布
- 数据库报ORA-00607/ORA-00600[4194]错误
- 记录一次ORA-600[13013]处理过程
- latch: cache buffers chains
原文地址：ORACEL坏查询对象批量脚本, 感谢原作者分享。