問題描述:
一開始添加數據文件的時候提示超出數據文件的最大限制,於是將db_files 參數由4000設置爲6000
繼續添加數據文件,提示:ORA-01118: 無法添加任何其他數據庫文件: 超出限制 4120
問題排查,發現數據文件存放地,DATA_DG 不足800M,recover_dg 還有n 個T的空間,於是嘗試着往recover_dg
添加,發現還是報該錯誤。
推斷:可能控制文件或者system表空間無法擴展。於是決定移動一些文件到其它位置
問題解決:
1、乾淨的shutdown 數據庫,並startup 至mount 狀態
1、乾淨的shutdown 數據庫,並startup 至mount 狀態
2、將數據文件移動到其它位置,這裏 RECOVER_DG 還有一些地方,將數據文件放到下面去
RMAN> backup as copy datafile '+data_dg/hisdb/datafile/TS_STL.1013.784635653' format '+RECOVER_DG';
Starting backup at 07-JUN-13
using channel ORA_DISK_1
channel ORA_DISK_1: starting datafile copy
input datafile file number=00733 name=+DATA_DG/hisdb/datafile/ts_stl.1013.784635653
output file name=+RECOVER_DG/hisdb/datafile/ts_stl.2016.817492843 tag=TAG20130607T172042 RECID=1 STAMP=817492881
channel ORA_DISK_1: datafile copy complete, elapsed time: 00:00:45
Finished backup at 07-JUN-13
RMAN> backup as copy datafile '+data_dg/hisdb/datafile/TS_RUT.1008.783089477' format '+RECOVER_DG';
Starting backup at 07-JUN-13
using channel ORA_DISK_1
channel ORA_DISK_1: starting datafile copy
input datafile file number=00728 name=+DATA_DG/hisdb/datafile/ts_rut.1008.783089477
output file name=+RECOVER_DG/hisdb/datafile/ts_rut.2017.817493191 tag=TAG20130607T172630 RECID=2 STAMP=817493654
channel ORA_DISK_1: datafile copy complete, elapsed time: 00:07:46
Finished backup at 07-JUN-13
3、修改控制文件中數據文件所在位置
alter database rename file '+data_dg/hisdb/datafile/TS_STL.1013.784635653' to '+RECOVER_DG/hisdb/datafile/ts_stl.2016.817492843';
alter database rename file '+data_dg/hisdb/datafile/TS_RUT.1008.783089477' to'+RECOVER_DG/hisdb/datafile/ts_rut.2017.817493191';
Starting backup at 07-JUN-13
using channel ORA_DISK_1
channel ORA_DISK_1: starting datafile copy
input datafile file number=00733 name=+DATA_DG/hisdb/datafile/ts_stl.1013.784635653
output file name=+RECOVER_DG/hisdb/datafile/ts_stl.2016.817492843 tag=TAG20130607T172042 RECID=1 STAMP=817492881
channel ORA_DISK_1: datafile copy complete, elapsed time: 00:00:45
Finished backup at 07-JUN-13
RMAN> backup as copy datafile '+data_dg/hisdb/datafile/TS_RUT.1008.783089477' format '+RECOVER_DG';
Starting backup at 07-JUN-13
using channel ORA_DISK_1
channel ORA_DISK_1: starting datafile copy
input datafile file number=00728 name=+DATA_DG/hisdb/datafile/ts_rut.1008.783089477
output file name=+RECOVER_DG/hisdb/datafile/ts_rut.2017.817493191 tag=TAG20130607T172630 RECID=2 STAMP=817493654
channel ORA_DISK_1: datafile copy complete, elapsed time: 00:07:46
Finished backup at 07-JUN-13
3、修改控制文件中數據文件所在位置
alter database rename file '+data_dg/hisdb/datafile/TS_STL.1013.784635653' to '+RECOVER_DG/hisdb/datafile/ts_stl.2016.817492843';
alter database rename file '+data_dg/hisdb/datafile/TS_RUT.1008.783089477' to'+RECOVER_DG/hisdb/datafile/ts_rut.2017.817493191';
4、刪除原來的數據文件(11g 的好像會自動刪除)
rm +data_dg/hisdb/datafile/TS_STL.1013.784635653
rm +data_dg/hisdb/datafile/TS_RUT.1008.783089477
經過以上操作之後,發現可以正常添加數據文件了