HP DP(Data Protector Manager)上一个刚刚迁移升级的数据库备份作业失败,具体失败信息如下- .................................
- RMAN-08503: piece handle=c-1684727642-20230822-00 comment=API Version 2.0,MMS Version 65.10.40.118
- RMAN-03091: Finished Control File Autobackup at 22-AUG-23
- RMAN-20242: specification does not match any archived log in the repository
- RMAN-20242: specification does not match any archived log in the repository
- RMAN-08031: released channel: dev_0
- RMAN-08031: released channel: dev_1
- RMAN-08031: released channel: dev_2
- RMAN-08031: released channel: dev_3
- Recovery Manager complete.
- [Normal] From: xxxx@****nrsdb "" Time: 08/22/23 15:17:01
- Oracle Recovery Manager completed.
- [Normal] From: xxxx@****nrsdb "" Time: 08/22/23 15:17:01
- Starting managed control file backup.
- [Normal] From: xxxx@****nrsdb "" Time: 08/22/23 15:17:10
- Backing up current control file completed.
- Location: /var/opt/omni/tmp/ctrl_enrs_730674.dbf.
- [Major] From: xxxx@****nrsdb "" Time: 08/22/23 15:17:14
- Backup of managed control file failed.
- [Normal] From: xxxx@****nrsdb "" Time: 08/22/23 15:17:14
- Backup of target database completed.
- [Major] From: xxxx@****nrsdb "" Time: 08/22/23 15:17:14
- Script failed. Cannot get information from remote host.
- .................................................
复制代码 使用下面脚本检查数据库的备份记录,发现数据库中RMAN的备份是成功的。- SET LINESIZE 720;
- COL CON_ID FOR 9999
- COL STATUS FORMAT A9;
- COL START_TIME FOR A19;
- COL END_TIME FOR A19;
- COL INPUT_TYPE FOR A10;
- COL SESSION_STAMP FOR 9999999
- COL OUTPUT_DEVICE_TYPE FOR A8;
- COL TIME_HR FOR 999.9
- COL IN_GB FOR 9999.9
- COL OUT_GB FOR 9999.9
- COL IO_IN_RATE FOR A10;
- COL IO_OUT_RATE FOR A10;
- COL ELAPSED_MIN FOR 9999.9
- SELECT CON_ID
- , TO_CHAR(START_TIME, 'YYYY-MM-DD HH24:MI:SS') START_TIME
- , TO_CHAR(END_TIME, 'YYYY-MM-DD HH24:MI:SS') END_TIME
- --, SESSION_STAMP
- , INPUT_TYPE BACKUP_TYPE
- , STATUS
- , INPUT_BYTES/1024/1024/1024 IN_GB
- , INPUT_BYTES_PER_SEC_DISPLAY IO_IN_RATE
- , OUTPUT_BYTES/1024/1024/1024 OUT_GB
- , OUTPUT_BYTES_PER_SEC_DISPLAY IO_OUT_RATE
- , ROUND(ELAPSED_SECONDS/60,2) ELAPSED_MIN
- --, ROUND(ELAPSED_SECONDS/3600, 1) TIME_HR
- , OUTPUT_DEVICE_TYPE
- FROM V$RMAN_BACKUP_JOB_DETAILS
- WHERE START_TIME > SYSDATE - 14
- ORDER BY START_TIME ASC;
复制代码 使用list backup of controlfile也能查看到控制文件的备份信息- RMAN> list backup of controlfile;
复制代码 仔细分析日志后,发现其实报错信息"Backup of managed control file failed."并不是RMAN备份控制文件时失败了,而是HP DP(Data Protector)软件不能备份控制文件,也就是说问题还是在于HP DP,后面搜索了相关资料,结合报错信息"Script failed. Cannot get information from remote host.",发现引起这个错误的原因在于hostame不能解析成当前服务器的IP地址,具体原因:数据库迁移过程本来需要切换IP,后面由于一些原因,没有切换IP,使用新的IP地址,而由于折腾原因,大家都忘记了要修改/etc/hosts了,从而导致HP DP(Data Protector)的作业报这个错误。
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