RMAN-06094: datafile 209 must be restored

本文记录了Oracle数据库中遇到的一系列错误及其解决过程,包括数据文件的恢复、创建及删除操作,以及使用备份控制文件进行数据库恢复的具体步骤。

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--错误信息


RMAN-06094: datafile 209 must be restored

SQL> ALTER DATABASE CREATE DATAFILE 209;
ALTER DATABASE CREATE DATAFILE 209
*
ERROR at line 1:
ORA-01111: name for data file /u01/app_new/product/11.2/dbs/UNNAMED00209 is
unknown - rename to correct file


SQL>  recover database using backup controlfile;
ORA-00283: recovery session canceled due to errors
ORA-01111: name for data file 209 is unknown - rename to correct file
ORA-01110: data file 209: '/u01/app_new/product/11.2/dbs/UNNAMED00209'
ORA-01157: cannot identify/lock data file 209 - see DBWR trace file
ORA-01111: name for data file 209 is unknown - rename to correct file
ORA-01110: data file 209: '/u01/app_new/product/11.2/dbs/UNNAMED00209'


SQL> alter database create datafile '/u01/app_new/product/11.2/dbs/UNNAMED00209' as '+DATA';
alter database create datafile '/u01/app_new/product/11.2/dbs/UNNAMED00209' as '+DATA'
*
ERROR at line 1:
ORA-01136: specified size of file 209 (12800 blocks) is less than original size
of 1048576 blocks
ORA-01111: name for data file 209 is unknown - rename to correct file
ORA-01110: data file 209: '/u01/app_new/product/11.2/dbs/UNNAMED00209'


SQL> alter database create datafile 210 as '+DATA';
alter database create datafile 210 as '+DATA'
*
ERROR at line 1:
ORA-01516: nonexistent log file, data file, or temporary file "210"


SQL> alter database datafile 209 offline drop;

Database altered.

--恢复归档时报错信息


SQL> recover database using backup controlfile;
ORA-00279: change 3244632370 generated at 05/31/2013 14:23:18 needed for thread 1
ORA-00289: suggestion : /oraarch/ARC_ERP5_3693_802575121_1.log
ORA-00280: change 3244632370 for thread 1 is in sequence #3693


Specify log: {<RET>=suggested | filename | AUTO | CANCEL}
/oraarch/ARC_ERP5_3693_802575121_1.log
ORA-10877: error signaled in parallel recovery slave


ORA-01112: media recovery not started


SQL> recover database using backup controlfile;
ORA-00283: recovery session canceled due to errors
ORA-01111: name for data file 212 is unknown - rename to correct file
ORA-01110: data file 212: '/u01/app_new/product/11.2/dbs/UNNAMED00212'
ORA-01157: cannot identify/lock data file 212 - see DBWR trace file
ORA-01111: name for data file 212 is unknown - rename to correct file
ORA-01110: data file 212: '/u01/app_new/product/11.2/dbs/UNNAMED00212'

 

创建数据文件


alter database create datafile '/opt/oracle/datafile/users01.dbf' as '/opt/oracle/datafile/users01.dbf';
alter database create datafile 4 as '/opt/oracle/datafile/users01.dbf';
alter database create datafile '/opt/oracle/datafile/users01.dbf' as new;

--创建数据文件
SQL> alter database create datafile 209 as new;

Database altered.

SQL> alter database create datafile 210 as new;

Database altered.

alter database create datafile 211 as new;

--删除数据文件


alter database datafile 209 offline drop;
alter database datafile 210 offline drop;

 

--恢复新建的数据文件(AIX6.1,11.2.0.3)

1.用增量恢复新建的文件
RMAN> run{
2> allocate channel cha1 type disk;
3> allocate channel cha2 type disk;
4> allocate channel cha3 type disk;
5> allocate channel cha4 type disk;
6> allocate channel cha5 type disk;
7> recover database until SEQUENCE 3610 thread 1;
8> release channel cha1;
9> release channel cha2;
10> release channel cha3;
11> release channel cha4;
12> release channel cha5;
13> }

using target database control file instead of recovery catalog
allocated channel: cha1
channel cha1: SID=42 device type=DISK

allocated channel: cha2
channel cha2: SID=80 device type=DISK

allocated channel: cha3
channel cha3: SID=119 device type=DISK

allocated channel: cha4
channel cha4: SID=158 device type=DISK

allocated channel: cha5
channel cha5: SID=197 device type=DISK

Starting recover at 2013-05-31 13:30:21
channel cha1: starting incremental datafile backup set restore
channel cha1: specifying datafile(s) to restore from backup set
destination for restore of datafile 00210: +DATA/sgerp5/datafile/erp2013.319.816874109
channel cha1: reading from backup piece /orabak/INCR1_SGERP5_20130528_1044_816566730
channel cha1: piece handle=/orabak/INCR1_SGERP5_20130528_1044_816566730 tag=TAG20130528T000524
channel cha1: restored backup piece 1
channel cha1: restore complete, elapsed time: 00:04:45

starting media recovery

archived log for thread 1 with sequence 3605 is already on disk as file /oraarch/ARC_ERP5_3605_802575121_1.log
archived log file name=/oraarch/ARC_ERP5_3605_802575121_1.log thread=1 sequence=3605
archived log file name=/oraarch/ARC_ERP5_3606_802575121_1.log thread=1 sequence=3606
archived log file name=/oraarch/ARC_ERP5_3607_802575121_1.log thread=1 sequence=3607
archived log file name=/oraarch/ARC_ERP5_3608_802575121_1.log thread=1 sequence=3608
archived log file name=/oraarch/ARC_ERP5_3609_802575121_1.log thread=1 sequence=3609
Oracle Error:
ORA-01547: warning: RECOVER succeeded but OPEN RESETLOGS would get error below
ORA-01194: file 1 needs more recovery to be consistent
ORA-01110: data file 1: '+DATA/sgerp5/datafile/system.318.816829779'

media recovery complete, elapsed time: 00:03:38
Finished recover at 2013-05-31 13:38:55

released channel: cha1

released channel: cha2

released channel: cha3

released channel: cha4

released channel: cha5

RMAN>

 

2.用归档恢复新建的文件

SQL> recover database using backup controlfile;
ORA-00279: change 3244654888 generated at 05/31/2013 14:24:42 needed for thread
1
ORA-00289: suggestion : /oraarch/ARC_ERP5_3693_802575121_1.log
ORA-00280: change 3244654888 for thread 1 is in sequence #3693


Specify log: {<RET>=suggested | filename | AUTO | CANCEL}
/oraarch/ARC_ERP5_3693_802575121_1.log
ORA-10877: error signaled in parallel recovery slave


ORA-01112: media recovery not started


SQL> alter database create datafile 213 as new;

Database altered.

SQL> recover database using backup controlfile;
ORA-00279: change 3244693616 generated at 05/31/2013 14:27:23 needed for thread 1
ORA-00289: suggestion : /oraarch/ARC_ERP5_3693_802575121_1.log
ORA-00280: change 3244693616 for thread 1 is in sequence #3693


Specify log: {<RET>=suggested | filename | AUTO | CANCEL}
/oraarch/ARC_ERP5_3693_802575121_1.log
ORA-00279: change 3245185532 generated at 05/31/2013 15:03:44 needed for thread 1
ORA-00289: suggestion : /oraarch/ARC_ERP5_3694_802575121_1.log
ORA-00280: change 3245185532 for thread 1 is in sequence #3694
ORA-00278: log file '/oraarch/ARC_ERP5_3693_802575121_1.log' no longer needed
for this recovery


Specify log: {<RET>=suggested | filename | AUTO | CANCEL}

 

 

<think>嗯,用户遇到了Oracle RMAN恢复时的报错组合,包含RMAN-03015、RMAN-06026和RMAN-06024。这些错误的核心是控制文件缺失备份,但用户提供的引用材料里还涉及数据文件备份缺失(RMAN-06023)和通道分配问题(RMAN-06100),需要整合分析。 从用户提供的引用文档看,关键线索有三个方向:首先是备份元数据与控制文件不一致(引用1的Doc ID 763703.1提到克隆环境问题),其次是通道配置错误可能导致RMAN无法访问备份(引用2的RMAN-06100),最后是备份验证命令的使用(引用3的list backup系列命令)。用户当前报错明确指向控制文件,应优先聚焦于此。 用户可能刚执行过类似"RESTORE CONTROLFILE"命令。深层需求其实是恢复整个数据库,但控制文件恢复失败导致后续步骤中断。需要引导用户先解决控制文件问题,再处理可能的其他文件缺失。 具体排查思路要分层:第一步验证备份是否存在(list backup),第二步检查恢复配置(通道分配、备份路径),第三步考虑特殊场景(如克隆环境)。引用文档中提到的"使用目标库控制文件替代恢复目录"的提示很重要,说明用户可能没使用恢复目录,这会影响备份可见性。 解决方案要强调操作顺序:先确认控制文件备份存在性,再检查设备类型匹配(磁盘备份用DISK通道,磁带用SBT)。用户引用材料里提到的"克隆主机"问题很关键,如果是从生产库克隆的测试库,备份路径不一致会导致RMAN找不到备份,这点必须包含在"特殊场景"里。 最后生成的问题要覆盖用户可能忽略的后续步骤,比如恢复控制文件后如何继续恢复数据库,以及如何避免类似问题——特别是备份策略的优化建议。用户没有提供数据库版本,但所有方案需保持通用性。</think>根据错误代码 `RMAN-03015`, `RMAN-06026`, `RMAN-06024` 的组合,核心问题是 **RMAN 找不到控制文件的备份集进行恢复**。以下是详细分析和解决方案: ### 错误原因分析 1. **RMAN-06024: no backup or copy of control file found to restore** * 根本原因:RMAN 在指定的备份位置(如快速恢复区、磁带或手动指定的路径)中**找不到有效的控制文件备份**。 2. **RMAN-06026: some targets not found - aborting restore** * 这是 `RMAN-06024` 的连锁反应。由于找不到控制文件备份,RMAN 中止了整个恢复操作。 3. **RMAN-03015: error occurred in stored script Memory Script** (如果存在) * 表明错误发生在 RMAN 运行的预定义脚本中,但根源仍是控制文件备份缺失。 ### 关键排查步骤与解决方案 #### ✅ 1. 确认控制文件备份是否存在 ```sql RMAN> LIST BACKUP OF CONTROLFILE; ``` * **无输出结果**:证明确实没有控制文件备份。跳到第 3 步。 * **有输出结果**:检查备份的 `Status` 是否为 `AVAILABLE`,备份片(`Piece Name`)所在的路径是否可访问,备份是否过期(`Keep` 状态)或被删除[^3]。 #### ✅ 2. 检查备份路径和通道配置 * **恢复目录/控制文件元数据**:RMAN 依赖控制文件或恢复目录中的元数据来定位备份。如果备份实际存在但元数据丢失/损坏,RMAN 会找不到备份。 * **通道配置**:确认 `RESTORE` 命令使用的 `CHANNEL` 设备类型(`DISK` 或 `SBT_TAPE`)与备份存储位置**一致**。磁盘备份需要 `DISK` 通道,磁带备份需要配置正确的磁带库驱动程序和 `SBT_TAPE` 通道[^2]。 * **备份路径可达性**:如果备份在磁盘上,确保数据库服务器 OS 用户(通常是 `oracle`)对备份文件及其目录有**读取权限**。使用 OS 命令(如 `ls -l`)验证。 #### ✅ 3. 创建新的控制文件备份 (如果确认缺失) 如果确认没有可用的控制文件备份,**必须立即创建**: ```sql RMAN> BACKUP CURRENT CONTROLFILE; ``` * 这将创建一个新的控制文件备份到配置的默认位置(通常是快速恢复区)。这是**最直接**的解决方法。 #### ✅ 4. 特殊场景:克隆环境或路径变更 (参考引用[^1]) * 如果数据库是从源库**克隆**到新主机,且恢复时使用的是**克隆库自身的控制文件**(而非源库的控制文件或恢复目录),那么控制文件中的备份元数据记录的仍是**源库的备份路径**。 * **解决方案**: 1. 将源库的备份文件**物理复制**到克隆库的相同路径下。 2. 或使用 `CATALOG` 命令将克隆库上的备份位置**重新注册**到当前控制文件: ```sql RMAN> CATALOG START WITH '/path/to/backups/on/cloned_host/'; ``` 3. 然后再次尝试 `LIST BACKUP OF CONTROLFILE;` 和 `RESTORE CONTROLFILE;`。 #### ✅ 5. 恢复操作的正确顺序 如果目标是恢复整个数据库,**必须先恢复控制文件**: ```sql RMAN> STARTUP NOMOUNT; -- 如果数据库未启动 RMAN> RESTORE CONTROLFILE; -- 关键步骤 RMAN> ALTER DATABASE MOUNT; -- 挂载新恢复的控制文件 RMAN> RESTORE DATABASE; RMAN> RECOVER DATABASE; RMAN> ALTER DATABASE OPEN RESETLOGS; ``` ### 总结流程 1. **`LIST BACKUP OF CONTROLFILE;`** ➔ 确认备份存在性和状态。 2. 若备份存在但找不到: * 检查**通道配置**和设备类型匹配。 * 检查**备份路径权限**和可达性。 * 考虑**克隆环境路径问题**,使用 `CATALOG` 命令重新注册备份。 3. 若备份不存在: * **立即执行 `BACKUP CURRENT CONTROLFILE;`**。 4. 确保恢复操作顺序正确:`RESTORE CONTROLFILE` 必须在 `MOUNT` 数据库之前完成。 ###
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