用Shell脚本在推出的RAC节点上批量部署32个Oracle11gR2 RAC备份恢复案例场景的方法PART2...
8.11 9d_當(dāng)前控制文件損壞_只讀user表空間完全恢復(fù)_用控制文件腳本_不需備份
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 9d |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 9d 9d_當(dāng)前控制文件損壞_只讀user表空間完全恢復(fù)_用控制文件腳本_不需備份 sub_detecting sub_creating echo "***BEFORE TABLESPACE READONLY***" sub_scripting_controlfile_nocatalog sub_readingonly_users_nocatalog LABS-9D-USERS-AFTER-READ-ONLY echo "***AFTER TABLESPACE READONLY***" sub_scripting_controlfile_nocatalog sub_deleting_backup_controlfile_nocatalog sub_resync_catalog sub_shutdowning_abort sub_destroying "current*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 1)找到sub_scripting_controlfile_nocatalog給出的trace文件名,編輯成sql腳本:留下set #1 noresetlogs部分,去掉set #2。在users表空間只讀前后各有一個(gè)trace文件,用之前的那個(gè),不然會(huì)出現(xiàn)missing00004。 2)啟動(dòng)到nomount在sqlplus中恢復(fù):改cluster_database初始化參數(shù)為false;執(zhí)行以上腳本;改cluster_database初始化參數(shù)為true;recover database; alter database open;alter tablespace users online; alter ?tablespace users read write; 3)srvctl啟動(dòng)其他實(shí)例。 |
8.12 10a_當(dāng)前控制文件損壞_備份時(shí)下線user表空間不完全恢復(fù)_用控制文件二進(jìn)制備份_數(shù)據(jù)不丟_不需備份
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 10a |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 10a 10a_當(dāng)前控制文件損壞_備份時(shí)下線user表空間不完全恢復(fù)_用控制文件二進(jìn)制備份_數(shù)據(jù)不丟_不需備份 sub_detecting sub_deleting_early_online_backup_users echo "***LABS TOTALLY DIFFERENT BEGINS: TABLESPACE ?OFFLINE***" echo "***BEFORE TABLESPACE ONLINE***" echo "***BACKUP***" sub_offlining_users_nocatalog LABS-10A-USERS-BEFORE-ONLINE sub_backingup_controlfile_nocatalog LABS-10A-CONTR-BEFORE-ONLINE echo "***FROM THEN ON: ONLINE***" sub_onlining_users_nocatalog LABS-10A-USERS-AFTER-ONLINE sub_backingup_controlfile_nocatalog LABS-10A-CONTR-AFTER-ONLINE sub_resync_catalog sub_creating sub_shutdowning_abort sub_destroying "current*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 1)啟動(dòng)到nomount在rman中恢復(fù):restore controlfile;mount數(shù)據(jù)庫;用tag為“LABS-10A-CONTR-AFTER-ONLINE”的控制文件備份來恢復(fù)。這是因?yàn)榭刂莆募荒芎芎玫亟?jīng)歷表空間從下線到上線的變化。如果用了tag為“LABS-10A-CONTR-BEFORE-ONLINE”的控制文件備份來恢復(fù),resetlogs之后需要跟上后續(xù)恢復(fù)。我們對比發(fā)現(xiàn)在不連接catalog的情況下進(jìn)行恢復(fù),10gR2的數(shù)據(jù)庫如果用錯(cuò)了以上的tag,問題更嚴(yán)重,根本無法打開數(shù)據(jù)庫。 2)在rman中恢復(fù):recover database;alter database open resetlogs;(二進(jìn)制控制文件restore后指導(dǎo)的恢復(fù),都要resetlogs); 4)srvctl啟動(dòng)其他實(shí)例。 |
8.13 10b_當(dāng)前控制文件損壞_備份時(shí)下線user表空間完全恢復(fù)_用控制文件腳本_不需備份
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 10b |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 10b 10b_當(dāng)前控制文件損壞_備份時(shí)下線user表空間完全恢復(fù)_用控制文件腳本_不需備份 sub_detecting sub_deleting_early_online_backup_users echo "***LABS TOTALLY DIFFERENT BEGINS: TABLESPACE ?OFFLINE***" echo "***BEFORE TABLESPACE ONLINE***" echo "***BACKUP***" sub_offlining_users_nocatalog LABS-10B-USERS-BEFORE-ONLINE sub_scripting_controlfile_nocatalog echo "***FROM THEN ON: ONLINE***" sub_onlining_users_nocatalog LABS-10B-USERS-AFTER-ONLINE sub_scripting_controlfile_nocatalog sub_deleting_backup_controlfile_nocatalog sub_resync_catalog sub_creating sub_shutdowning_abort sub_destroying "current*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 1)找到sub_scripting_controlfile_nocatalog給出的trace文件名,編輯成sql腳本:留下set #1 noresetlogs部分,去掉set #2。在users表空間下線前后各有一個(gè)trace文件,用之后的那個(gè),不然會(huì)出現(xiàn)missing00004。 2)啟動(dòng)到nomount在sqlplus中恢復(fù):改cluster_database初始化參數(shù)為false;執(zhí)行以上腳本;改cluster_database初始化參數(shù)為true;recover database;alter database open; 3)srvctl啟動(dòng)其他實(shí)例。 |
8.14 10c_當(dāng)前控制文件損壞_備份時(shí)只讀user表空間不完全恢復(fù)_用控制文件二進(jìn)制備份_數(shù)據(jù)不丟_不需備份
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 10c |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 10c 10c_當(dāng)前控制文件損壞_備份時(shí)只讀user表空間不完全恢復(fù)_用控制文件二進(jìn)制備份_數(shù)據(jù)不丟_不需備份 sub_detecting sub_deleting_early_online_backup_users echo "***LABS TOTALLY DIFFERENT BEGINS: TABLESPACE READ ONLY***" echo "***BEFORE TABLESPACE WRITE***" echo "***BACKUP***" sub_readingonly_users_nocatalog LABS-10C-USERS-BEFORE-RW sub_backingup_controlfile_nocatalog LABS-10C-CONTR-BEFORE-RW echo "***FROM THEN ON: READ WARITE***" sub_readingwrite_users_nocatalog LABS-10C-USERS-AFTER-RW sub_backingup_controlfile_nocatalog LABS-10C-CONTR-AFTER-RW sub_resync_catalog sub_creating sub_shutdowning_abort sub_destroying "current*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 1)啟動(dòng)到nomount在rman中恢復(fù):restore controlfile;mount數(shù)據(jù)庫;用tag為“LABS-10C-CONTR-AFTER-RW”的控制文件備份來恢復(fù)。這是因?yàn)榭刂莆募荒芎芎玫亟?jīng)歷表空間從下線到上線的變化。如果用了tag為“LABS-10C-CONTR-BEFORE-RW”來恢復(fù),resetlogs之后需要跟上后續(xù)恢復(fù)。我們對比發(fā)現(xiàn)在不連接catalog的情況下進(jìn)行恢復(fù),10gR2的數(shù)據(jù)庫如果用錯(cuò)了以上的tag,問題更嚴(yán)重,根本無法打開數(shù)據(jù)庫。 2)在rman中恢復(fù):recover database;alter database open resetlogs;(二進(jìn)制控制文件restore后指導(dǎo)的恢復(fù),都要resetlogs); 4)srvctl啟動(dòng)其他實(shí)例。 |
8.15 10d_當(dāng)前控制文件損壞_備份時(shí)只讀user表空間完全恢復(fù)_用控制文件腳本_不需備份
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 10d |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 10d 10d_當(dāng)前控制文件損壞_備份時(shí)只讀user表空間完全恢復(fù)_用控制文件腳本_不需備份 sub_detecting sub_deleting_early_online_backup_users echo "***LABS TOTALLY DIFFERENT BEGINS: TABLESPACE READ ?ONLY***" echo "***BEFORE TABLESPACE READ WRITE***" echo "***BACKUP***" sub_readingonly_users_nocatalog LABS-10D-USERS-BEFORE-RW sub_scripting_controlfile_nocatalog echo "***FROM THEN ON: READ WRITE***" sub_readingwrite_users_nocatalog LABS-10D-USERS-AFTER-RW sub_scripting_controlfile_nocatalog sub_deleting_backup_controlfile_nocatalog sub_resync_catalog sub_creating sub_shutdowning_abort sub_destroying "current*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 1)找到sub_scripting_controlfile_nocatalog給出的trace文件名,編輯成sql腳本:留下set #1 noresetlogs部分,去掉set #2。在users表空間下線前后各有一個(gè)trace文件,用之后的那個(gè),不然會(huì)出現(xiàn)missing00004。 2)啟動(dòng)到nomount在sqlplus中恢復(fù):改cluster_database初始化參數(shù)為false;執(zhí)行以上腳本;改cluster_database初始化參數(shù)為true;recover database;alter database open; 3)srvctl啟動(dòng)其他實(shí)例。 |
9. Oracle11gR2 RAC備份恢復(fù)案例三:進(jìn)階不完全恢復(fù)類場景批量模擬以及恢復(fù)要點(diǎn)
9.1 11a_當(dāng)前控制文件和日志文件全部損壞_不完全恢復(fù)_用控制文件二進(jìn)制備份
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 11a |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 11a 11a_當(dāng)前控制文件和日志文件全部損壞_不完全恢復(fù)_用控制文件二進(jìn)制備份 sub_detecting sub_creating sub_backingup_controlfile_nocatalog LABS-11A-CONTROLFILE sub_resync_catalog sub_shutdowning_abort sub_destroying "current*" sub_destroying "group*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 注意:如果剛做完實(shí)驗(yàn)10d,本場景之前,rever環(huán)境 1)在線日志被刪除,日志序列號(hào)請用asmcmd確認(rèn)。 2)啟動(dòng)到nomount在rman中恢復(fù):restore ?controlfile;mount數(shù)據(jù)庫。 3)在rman的run{}中恢復(fù):set ?until sequence 在線日志current組sequence號(hào)thread x;restore database;recover ?database;alter database open ?resetlogs; 4)srvctl啟動(dòng)其他實(shí)例。 |
9.2 11b_當(dāng)前控制文件和日志文件全部損壞_不完全恢復(fù)_用控制文件腳本
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 11b |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 11b 11b_當(dāng)前控制文件和日志文件全部損壞_不完全恢復(fù)_用控制文件腳本 sub_detecting sub_creating sub_scripting_controlfile_nocatalog sub_deleting_backup_controlfile_nocatalog sub_resync_catalog sub_shutdowning_abort sub_destroying "current*" sub_destroying "group*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 注意:如果剛做完實(shí)驗(yàn)11a,本場景之前,rever環(huán)境 1)找到sub_scripting_controlfile_nocatalog給出的trace文件名,編輯成sql腳本:留下set #2 resetlogs部分,去掉set #1。 2)啟動(dòng)到nomount在sqlplus恢復(fù):改cluster_database初始化參數(shù)為false;執(zhí)行以上腳本;改cluster_database初始化參數(shù)為true;自動(dòng)到mount。 3)在rman中做一些預(yù)備工作:restore那些delete input 的archivelog;restore ?database; 4)在線日志被刪除,日志序列號(hào)請用asmcmd確認(rèn)。 5)在sqlplus中恢復(fù):recover ?database until cancel using backup controlfile; 注意set ?#2腳本中本身給的提示“recover database using backup ?controlfile”是不正確的,會(huì)直接導(dǎo)致打不開數(shù)據(jù)庫。 6)在sqlplus中恢復(fù):遇到在線日志current組sequence號(hào)時(shí),敲cancel;alter ?database open resetlogs; 7)添加臨時(shí)文件,塊跟蹤文件等。 8)srvctl啟動(dòng)其他實(shí)例。 |
9.3 12a_當(dāng)前控制文件和日志文件全部損壞_備份時(shí)下線user表空間不完全恢復(fù)_用控制文件二進(jìn)制備份
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 12a |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 12a 12a_當(dāng)前控制文件和日志文件全部損壞_備份時(shí)下線user表空間不完全恢復(fù)_用控制文件二進(jìn)制備份 sub_detecting sub_deleting_early_online_backup_users echo "***LABS TOTALLY DIFFERENT BEGINS: TABLESPACE ?OFFLINE***" echo "***BEFORE TABLESPACE ONLINE***" echo "***BACKUP***" sub_offlining_users_nocatalog LABS-12A-USERS-BEFORE-ONLINE sub_backingup_controlfile_nocatalog LABS-12A-CONTR-BEFORE-ONLINE echo "***FROM THEN ON: ONLINE***" sub_onlining_users_nocatalog LABS-12A-USERS-AFTER-ONLINE sub_backingup_controlfile_nocatalog LABS-12A-CONTR-AFTER-ONLINE sub_resync_catalog sub_creating sub_shutdowning_abort sub_destroying "current*" sub_destroying "group*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 注意:如果剛做完實(shí)驗(yàn)11b,本場景之前,rever環(huán)境 1)先按10a做,會(huì)失敗。在線日志被刪除,日志序列號(hào)請用asmcmd確認(rèn)。 2)與10a不同的是必需在rman的run{}塊中恢復(fù):set until sequence 在線日志current組sequence號(hào)thread x;restore database;recover ?database;alter database open ?resetlogs; 3)srvctl啟動(dòng)其他實(shí)例。 |
9.4 12b_當(dāng)前控制文件和日志文件全部損壞_備份時(shí)下線user表空間不完全恢復(fù)_用控制文件腳本
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 12b |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 12b 12b_當(dāng)前控制文件和日志文件全部損壞_備份時(shí)下線user表空間不完全恢復(fù)_用控制文件腳本 sub_detecting sub_deleting_early_online_backup_users echo "***LABS TOTALLY DIFFERENT BEGINS: TABLESPACE ?OFFLINE***" echo "***BEFORE TABLESPACE ONLINE***" echo "***BACKUP***" sub_offlining_users_nocatalog LABS-12B-USERS-BEFORE-ONLINE sub_scripting_controlfile_nocatalog echo "***FROM THEN ON: ONLINE***" sub_onlining_users_nocatalog LABS-12B-USERS-AFTER-ONLINE sub_scripting_controlfile_nocatalog sub_deleting_backup_controlfile_nocatalog sub_resync_catalog sub_creating sub_shutdowning_abort sub_destroying "current*" sub_destroying "group*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 注意:如果剛做完實(shí)驗(yàn)12a,本場景之前,rever環(huán)境 1)先按10b做,會(huì)失敗。在線日志被刪除,日志序列號(hào)請用asmcmd確認(rèn)。 2)找到sub_scripting_controlfile_nocatalog給出的trace文件名,編輯成sql腳本:留下set #2 resetlogs部分,去掉set #1。在users表空間下線前后各有一個(gè)trace文件,用之后的那個(gè),不然會(huì)出現(xiàn)missing00004。 3)啟動(dòng)到nomount在sqlplus恢復(fù):改cluster_database初始化參數(shù)為false;執(zhí)行以上腳本;改cluster_database初始化參數(shù)為true;自動(dòng)到mount。 4)在rman中做一些預(yù)備工作:restore那些delete input 的archivelog;restore ?database; 5)在sqlplus中恢復(fù):recover ?database until cancel using backup controlfile; 注意set ?#2腳本中本身給的提示“recover database using backup ?controlfile”是不正確的,會(huì)直接導(dǎo)致打不開數(shù)據(jù)庫。 6)在sqlplus中恢復(fù):遇到在線日志current組sequence號(hào)時(shí),敲cancel;alter ?database open resetlogs; 7)添加臨時(shí)文件,塊跟蹤文件等。 8)srvctl啟動(dòng)其他實(shí)例。 |
9.5 12c_當(dāng)前控制文件和日志文件全部損壞_備份時(shí)只讀user表空間不完全恢復(fù)_用控制文件二進(jìn)制備份
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 12c |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 12c 12c_當(dāng)前控制文件和日志文件全部損壞_備份時(shí)只讀user表空間不完全恢復(fù)_用控制文件二進(jìn)制備份 sub_detecting sub_deleting_early_online_backup_users echo "***LABS TOTALLY DIFFERENT BEGINS: TABLESPACE READ ?ONLY***" echo "***BEFORE TABLESPACE WRITE***" echo "***BACKUP***" sub_readingonly_users_nocatalog LABS-12C-USERS-BEFORE-RW sub_backingup_controlfile_nocatalog LABS-12C-CONTR-BEFORE-RW echo "***FROM THEN ON: READ WARITE***" sub_readingwrite_users_nocatalog LABS-12C-USERS-AFTER-RW sub_backingup_controlfile_nocatalog LABS-12C-CONTR-AFTER-RW sub_resync_catalog sub_creating sub_shutdowning_abort sub_destroying "current*" sub_destroying "group*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 注意:如果剛做完實(shí)驗(yàn)12b,本場景之前,rever環(huán)境 1)先按10c做,會(huì)失敗。在線日志被刪除,日志序列號(hào)請用asmcmd確認(rèn)。 2)與10c不同的是必需在rman的run{}塊中恢復(fù):set until sequence 在線日志current組sequence號(hào)thread x;restore database;recover ?database;alter database open ?resetlogs; 3)srvctl啟動(dòng)其他實(shí)例。 |
9.6 12d_當(dāng)前控制文件和日志文件全部損壞_備份時(shí)只讀user表空間不完全恢復(fù)_用控制文件腳本
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 12d |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 12d 12d_當(dāng)前控制文件和日志文件全部損壞_備份時(shí)只讀user表空間不完全恢復(fù)_用控制文件腳本 sub_detecting sub_deleting_early_online_backup_users echo "***LABS TOTALLY DIFFERENT BEGINS: TABLESPACE READ ?ONLY***" echo "***BEFORE TABLESPACE READ WRITE***" echo "***BACKUP***" sub_readingonly_users_nocatalog LABS-12D-USERS-BEFORE-RW sub_scripting_controlfile_nocatalog echo "***FROM THEN ON: READ WRITE***" sub_readingwrite_users_nocatalog LABS-12D-USERS-AFTER-RW sub_scripting_controlfile_nocatalog sub_deleting_backup_controlfile_nocatalog sub_resync_catalog sub_creating sub_shutdowning_abort sub_destroying "current*" sub_destroying "group*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 注意:如果剛做完實(shí)驗(yàn)12c,本場景之前,rever環(huán)境 1)先按10d做,會(huì)失敗。在線日志被刪除,日志序列號(hào)請用asmcmd確認(rèn)。 2)找到sub_scripting_controlfile_nocatalog給出的trace文件名,編輯成sql腳本:留下set #2 resetlogs部分,去掉set #1。在users表空間下線前后各有一個(gè)trace文件,用之后的那個(gè),不然會(huì)出現(xiàn)missing00004。 3)啟動(dòng)到nomount在sqlplus恢復(fù):改cluster_database初始化參數(shù)為false;執(zhí)行以上腳本;改cluster_database初始化參數(shù)為true;自動(dòng)到mount。 4)在rman中做一些預(yù)備工作:restore那些delete input 的archivelog;restore ?database; 5)在sqlplus中恢復(fù):recover ?database until cancel using backup controlfile; 注意set ?#2腳本中本身給的提示“recover database using backup ?controlfile”是不正確的,會(huì)直接導(dǎo)致打不開數(shù)據(jù)庫。 6)在sqlplus中恢復(fù):遇到在線日志current組sequence號(hào)時(shí),敲cancel;alter ?database open resetlogs; 7)添加臨時(shí)文件,塊跟蹤文件等。 8)srvctl啟動(dòng)其他實(shí)例。 |
9.7 13a_當(dāng)前控制文件損壞_新建tbsocp05_test2表空間不完全恢復(fù)_用控制文件二進(jìn)制備份_數(shù)據(jù)不丟_不需備份
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 13a |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 13a 13a_當(dāng)前控制文件損壞_新建tbsocp05_test2表空間不完全恢復(fù)_用控制文件二進(jìn)制備份_數(shù)據(jù)不丟_不需備份 sub_detecting echo "BEFORE TABLESPACE CREATION" echo "***BACKUP***" sub_backingup_controlfile_nocatalog LABS-13A-CONTR-BEFORE-CREA sub_resync_catalog echo "***TABLESPACE CREATED***" sub_creating echo "AFTER TABLESPACE CREATION" echo "***BACKUP AGAIN***" sub_backingup_controlfile_nocatalog LABS-13A-CONTR-AFTER-CREA sub_resync_catalog sub_shutdowning_abort sub_destroying "current*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | --drop table hr.edu234; -- set echo off set feedback off select* from sys.tname; create tablespace tbsocp05_test2 datafile size 5M; create tablehr.edu234 ( ?a number ) tablespace tbsocp05_test2; alter system switch logfile; insert into hr.edu234 values(1); alter system switch logfile; commit; alter system switch logfile; insert into hr.edu234 values(2); alter system switch logfile; commit; insert into hr.edu234 values(3); alter system switch logfile; commit; insert into hr.edu234 values(4); alter system switch logfile; commit; insert into hr.edu234 values(5); commit; -- set serveroutput on exec dbms_output.put_line(' '); exec dbms_output.put_line('************************** '); exec dbms_output.put_line('Table successfully created.'); exec dbms_output.put_line('************************** '); exec dbms_output.put_line(' '); |
恢復(fù)要點(diǎn): | 1)啟動(dòng)到nomount在rman中恢復(fù):restore controlfile;mount數(shù)據(jù)庫;用tag為“LABS-13A-CONTR-BEFORE-CREA”或tag為“LABS-13A-CONTR-AFTER-CREA”的控制文件備份來恢復(fù)都可以。控制文件能經(jīng)歷新建表空間的變化。我們對比發(fā)現(xiàn)在不連接catalog的情況下進(jìn)行恢復(fù),10gR2的數(shù)據(jù)庫如果用tag為“LABS-13A-CONTR-BEFORE-CREA”來恢復(fù),該新建表空間對應(yīng)的數(shù)據(jù)文件會(huì)出現(xiàn)uname00007問題,需要跟上后續(xù)恢復(fù)。 2)在rman中恢復(fù):recover database;alter database open resetlogs;(二進(jìn)制控制文件restore后指導(dǎo)的恢復(fù),都要resetlogs) 4)srvctl啟動(dòng)其他實(shí)例。 |
9.8 13b_當(dāng)前控制文件損壞_新建tbsocp05_test3表空間完全恢復(fù)_用控制文件腳本_不需備份
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 13b |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 13b 13b_當(dāng)前控制文件損壞_新建tbsocp05_test3表空間完全恢復(fù)_用控制文件腳本_不需備份 sub_detecting echo "BEFORE TABLESPACE CREATION" sub_scripting_controlfile_nocatalog echo "***TABLESPACE CREATED***" sub_creating echo "AFTER TABLESPACE CREATION" sub_scripting_controlfile_nocatalog sub_deleting_backup_controlfile_nocatalog sub_shutdowning_abort sub_destroying "current*" sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | --drop table hr.edu234; -- set echo off set feedback off select* from sys.tname; create tablespace tbsocp05_test3 datafile size 5M; create tablehr.edu234 ( ?a number) tablespace tbsocp05_test3; alter system switch logfile; insert into hr.edu234 values(1); alter system switch logfile; commit; alter system switch logfile; insert into hr.edu234 values(2); alter system switch logfile; commit; insert into hr.edu234 values(3); alter system switch logfile; commit; insert into hr.edu234 values(4); alter system switch logfile; commit; insert into hr.edu234 values(5); commit; -- set serveroutput on exec dbms_output.put_line(' '); exec dbms_output.put_line('************************** '); exec dbms_output.put_line('Table successfully created.'); exec dbms_output.put_line('************************** '); exec dbms_output.put_line(' '); |
恢復(fù)要點(diǎn): | 1)找到sub_scripting_controlfile_nocatalog給出的trace文件名,編輯成sql腳本:留下set #1 noresetlogs部分,去掉set #2。在新建表空間前后各有一個(gè)trace文件,用之后的那個(gè),不然會(huì)出現(xiàn)missing00004。 2)啟動(dòng)到nomount在sqlplus中恢復(fù):改cluster_database初始化參數(shù)為false;執(zhí)行以上腳本;改cluster_database初始化參數(shù)為true;recover database;alter database open; 3)srvctl啟動(dòng)其他實(shí)例。 |
9.9 14_刪除表空間不完全恢復(fù)
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 14 |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 14 14_刪除表空間不完全恢復(fù) sub_detecting sub_altering_default_tablespace echo "***BEFORE TABLESPACE DROP***" echo "***BACKUP***" sub_backingup_controlfile_nocatalog LABS-14-CONTR-BEFORE-DROP sub_creating sub_dropping_users echo "***AFTER TABLESPACE DROP***" echo "***BACKUP AGAIN***" sub_backingup_controlfile_nocatalog LABS-14-CONTR-AFTER-DROP sub_resync_catalog echo " " sub_revealing echo " " sub_clearing echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | 同“1a_users表空間在線損壞” |
恢復(fù)要點(diǎn): | 注意:如果剛做完實(shí)驗(yàn)13b,本場景之前,rever環(huán)境 1)啟動(dòng)到nomount在rman中恢復(fù):restore ?controlfile;mount數(shù)據(jù)庫;用tag為“LABS-14-CONTR-BEFORE-DROP”的控制文件備份來恢復(fù)。不然恢復(fù)后數(shù)據(jù)文件出missing00004。 2)找所有實(shí)例上的alert日志,發(fā)現(xiàn)開始刪除表空間的時(shí)間。將這個(gè)時(shí)間減去1秒。 3)啟動(dòng)到mount在rman的run{}塊中恢復(fù):根據(jù)減去1秒的時(shí)間set until time;restore database;recover database;alter database open resetlogs; 2)srvctl啟動(dòng)其他實(shí)例。 |
9.10 15_穿越incarnation不完全恢復(fù)
在PXE推送端主機(jī)上運(yùn)行: | [root@server1 ~]# bcl --RACGRID11g13 15 |
“bcl --RACGRID11g13 15”之后會(huì)自動(dòng)運(yùn)行的 “real-post”腳本內(nèi)容(其他場景無本項(xiàng)): | #!/bin/sh rm -f /root/tmp/bclcustom.sh for i in `ls /root/tmp/bclresult*` do v_botang_thread=$( ?grep -A 2 INSTANCE_NUMBER $i | tail -n 1 | tr -d '[:blank:]') v_botang_currlog=$( ?grep'Current log sequence' ?$i| tail -n 1 | cut -c 29- ) v_botang_currlogplus1=$[ ?$v_botang_currlog + 1 ] v_botang_oldestlog=$( ?grep'Oldest online log ?sequence' $i | tail -n 1 | cut -c29- ) v_botang_oldestlogbefore=$( ?grep'Oldest online log ?sequence' $i | head -n 1 | cut -c29- ) v_botang_nextlog=$( ?grep'Next log sequence to ?archive' $i | tail -n 1 | cut -c 29- ) v_botang_nextlogbefore=$( ?grep'Next log sequence to ?archive' $i | head -n 1 | cut -c 29- ) v_botang_currlogdest=$( ?grep 'Archive destination' $i| ?tail -n 1 | cut -c 29- ) v_botang_ip=$(echo ?$i| cut -f 2 -d - ) perl -i ?-pe "s,Oldest online log sequence$v_botang_oldestlog,Oldest online log sequenceXXX," $i perl -i ?-pe "s,Oldest online log sequence$v_botang_oldestlogbefore,Oldest online log sequenceAAA," $i perl -i ?-pe "s,Next log sequence to archive$v_botang_nextlog,Next log sequence ?to archiveYYY," $i perl -i ?-pe "s,Next log sequence to archive$v_botang_nextlogbefore,Next log ?sequence to archiveBBB," $i grep -v ?'Current log sequence' $i > $i.tmp rm -f$i mv ?$i.tmp$i cat > ?/root/tmp/rac.sh <<EOL v_dbname=\$(cat ?/home/oracle/dbname | tr -d [:blank:]) v_ip=\$(ifconfig ?| grep'192\.168\.0' | head -n ?1| cut -d . -f 4| cut -d ' ' -f 1) grep -q ?'LABS ADD' /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora if [ \$? ?== '1' ] then echo ?" " >> ?/u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora echo ?"rcat =" >> ?/u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora echo ?"(DESCRIPTION =" ?>> /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora echo ?"(ADDRESS = ?(PROTOCOL = TCP)(HOST = 192.168.0.90)(PORT = 1521))" >> ?/u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora echo ?"(CONNECT_DATA ?=" >> /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora echo ?"(SERVER = DEDICATED)" >> ?/u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora echo ?"(SERVICE_NAME = rcat.example.com)" >> ?/u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora echo ?")" ?>> /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora echo ?")" >> ?/u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora echo ?" " >> /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora echo ?'#LABS ADD' >> ?/u01/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora fi if [ -f ?/u01/app/11.2.0/grid/dbs/hc_+ASM1.dat ] then echo ?"***Connecting Catalog***" su - ?oracle -c "rman target sys/oracle_4U@\$v_dbname catalog ?u90/oracle_4U@rcat" <<! resync ?catalog; ! fi echo ?" " if [ -f ?/u01/app/11.2.0/grid/dbs/hc_+ASM1.dat ] then su - grid ?-c "export ORACLE_SID=+ASM1;export ?ORACLE_HOME=/u01/app/11.2.0/grid;asmcmd"<<EOF > ?/home/oracle/asm find / ?thread_${v_botang_thread}_seq_$v_botang_currlogplus1* exit EOF sleep 1 v_path1=\$(cut ?-f 2 -d '+' /home/oracle/asm| ?head -n 1 | tr -d [:blank:]) v_path2="+"\$v_path1 su - grid ?-c "export ORACLE_SID=+ASM1;export ORACLE_HOME=/u01/app/11.2.0/grid;asmcmd"<<EOF rm -rf ?\$v_path2 exit EOF fi EOL scp-q -o ConnectTimeout=1-o StrictHostKeyChecking=no -o ?NumberOfPasswordPrompts=1 -o ConnectionAttempts=1 /root/tmp/rac.sh$v_botang_ip:/usr/bin ssh -q -o ?ConnectTimeout=1-o ?StrictHostKeyChecking=no -o NumberOfPasswordPrompts=1 -o ConnectionAttempts=1 ?$v_botang_ip "chmod +x /usr/bin/rac.sh" ssh -q -o ?ConnectTimeout=1-o ?StrictHostKeyChecking=no -o NumberOfPasswordPrompts=1 -o ConnectionAttempts=1 ?$v_botang_ip /usr/bin/rac.sh >>$i 2>&1 ssh -q -o ?ConnectTimeout=1-o ?StrictHostKeyChecking=no -o NumberOfPasswordPrompts=1 -o ConnectionAttempts=1 ?$v_botang_ip "rm -rf /usr/bin/rac.sh" rm ?-rf/root/tmp/bclshell-$v_botang_ip echo ?"v_dbname=\$(cat /home/oracle/dbname | tr -d [:blank:])" >> ?/root/tmp/bclshell-$v_botang_ip echo 'su - ?oracle -c "srvctl start instance -i ${v_dbname}1 -d $v_dbname -o mount ?&>/dev/null"' >> /root/tmp/bclshell-$v_botang_ip echo 'su - ?oracle -c "srvctl start instance -i ${v_dbname}2 -d $v_dbname -o mount ?&>/dev/null"' >> /root/tmp/bclshell-$v_botang_ip echo ?"if [ -f /u01/app/11.2.0/grid/dbs/hc_+ASM1.dat ]" >> ?/root/tmp/bclshell-$v_botang_ip echo ?"then" >> /root/tmp/bclshell-$v_botang_ip echo ?"su - oracle -c \"rman target sys/oracle_4U@\${v_dbname} \" ?<<EOF " >> /root/tmp/bclshell-$v_botang_ip echo ?"run { ">> /root/tmp/bclshell-$v_botang_ip echo ?"set until sequence $v_botang_currlogplus1 thread ?$v_botang_thread;" >>/root/tmp/bclshell-$v_botang_ip echo ?"restore database;">>/root/tmp/bclshell-$v_botang_ip echo ?"recover database;">>/root/tmp/bclshell-$v_botang_ip echo ?"}" >>/root/tmp/bclshell-$v_botang_ip echo ?"EOF" >> /root/tmp/bclshell-$v_botang_ip echo ?"su - oracle -c \"sqlplus /nolog \" <<EOF " ?>> /root/tmp/bclshell-$v_botang_ip echo ?"connsys/oracle_4U@\${v_dbname}1 ?as sysdba">> ?/root/tmp/bclshell-$v_botang_ip echo ?"alter database flashback off;">>/root/tmp/bclshell-$v_botang_ip echo ?"alter database open resetlogs;">>/root/tmp/bclshell-$v_botang_ip echo ?"set echo off" >> /root/tmp/bclshell-$v_botang_ip echo ?"set feedback off" >> /root/tmp/bclshell-$v_botang_ip echo ?"@/home/oracle/rtable.sql;" >> ?/root/tmp/bclshell-$v_botang_ip echo ?"quit">> ?/root/tmp/bclshell-$v_botang_ip echo ?"EOF" >> /root/tmp/bclshell-$v_botang_ip echo ?"su - oracle -c \"sqlplus /nolog \" <<EOF " ?>> /root/tmp/bclshell-$v_botang_ip echo ?"connsys/oracle_4U@\${v_dbname}2 as sysdba">> /root/tmp/bclshell-$v_botang_ip echo ?"alter database open;">>/root/tmp/bclshell-$v_botang_ip echo ?"quit">> ?/root/tmp/bclshell-$v_botang_ip echo ?"EOF" >> /root/tmp/bclshell-$v_botang_ip echo"fi" >> ?/root/tmp/bclshell-$v_botang_ip echo ?"rm -f /home/oracle/rtable.sql" >> ?/root/tmp/bclshell-$v_botang_ip echo ?" echo \"DELETE ARCHIVELOGS HAVE ALREADY BEEN RECOVERED FOR LAB15 ?SUCCESSFULLY,THE END AGAIN\"" >> ?/root/tmp/bclshell-$v_botang_ip scp -q -o ?ConnectTimeout=1-o ?StrictHostKeyChecking=no -o NumberOfPasswordPrompts=1 -o ConnectionAttempts=1 ?/root/tmp/bclshell-$v_botang_ip$v_botang_ip:/usr/bin/ >/dev/null ?2>&1 scp -q -o ?ConnectTimeout=1-o ?StrictHostKeyChecking=no -o NumberOfPasswordPrompts=1 -o ConnectionAttempts=1 ?/root/tmp/bclsend-$v_botang_ip/rtable.sql$v_botang_ip:/home/oracle/ >/dev/null ?2>&1 ssh -q -o ?ConnectTimeout=1-o ?StrictHostKeyChecking=no -o NumberOfPasswordPrompts=1 -o ConnectionAttempts=1 ?$v_botang_ipchmod +x ?/usr/bin/bclshell-$v_botang_ip (ssh -q -o ?ConnectTimeout=1-o ?StrictHostKeyChecking=no -o NumberOfPasswordPrompts=1 -o ConnectionAttempts=1 ?$v_botang_ip /usr/bin/bclshell-$v_botang_ip>>$i 2>&1)& done |
場景模擬腳本內(nèi)容: | . /home/oracle/bclcustom-subprogram sub_getting 15 15_穿越incarnation不完全恢復(fù) sub_detecting sub_creating sub_shutdowning_normal sub_destroying "system*" sub_destroying "undotbs1*" sub_destroying "undotbs2*" sub_destroying "sysaux*" sub_destroying "example*" sub_destroying "users*" sub_revealing echo " " sub_startuping_node1mount sub_clearing_excludertable echo "THE END" |
“sub_creating” 調(diào)用的“ctable.sql”內(nèi)容: | --drop table hr.edu234; -- set echo off set feedback off select* from sys.tname; selectinstance_number ?from v$instance; create tablehr.edu234 ( ?a number ) tablespace users; create tablehr.specialedu234( a varchar2(100)) tablespace users; insert into hr.specialedu234 values('11g SUCCESS'); commit; host sleep 5 alter session set nls_date_format='yyyy-mm-dd:hh24:mi:ss'; selectsysdate from dual; host sleep 3 truncate table hr.specialedu234; alter system switch logfile; insert into hr.edu234 values(1); alter system switch logfile; commit; -- set serveroutput on exec dbms_output.put_line(' '); exec dbms_output.put_line('************************** '); exec dbms_output.put_line('Table successfully created.'); exec dbms_output.put_line('************************** '); exec dbms_output.put_line(' '); -- select * fromhr.edu234; exec ?dbms_output.put_line('*********************************************************************************************************** ?'); exec dbms_output.put_line('After the displayed moment, the table will ?continuously be inserted with more rows, but finnally be droped..'); exec ?dbms_output.put_line('*********************************************************************************************************** ?'); exec dbms_output.put_line(' '); host sleep 5 archive log list host sleep 3 alter system switch logfile; insert into hr.edu234 values(2); alter system switch logfile; commit; insert into hr.edu234 values(3); alter system switch logfile; commit; insert into hr.edu234 values(4); alter system switch logfile; commit; insert into hr.edu234 values(5); commit; select * fromhr.edu234; drop table hr.edu234 purge; |
恢復(fù)要點(diǎn): | 注意:如果剛做完實(shí)驗(yàn)14,本場景之前,rever環(huán)境 1)啟動(dòng)到mount在rman中:reset database to incarnation 2; 2)在rman的run{}塊中恢復(fù):根據(jù)ctable.sql輸出的時(shí)間set until time;restore database;recover database;alter database open resetlogs; 2)srvctl啟動(dòng)其他實(shí)例。 |
總結(jié)
“推送+場景模擬”是本文的設(shè)計(jì)思想,希望對DBA演練備份恢復(fù)技術(shù)會(huì)有幫助。本文中所提及的所有原創(chuàng)程序均提供下載和md5sum文件。 讀者使用這些程序不應(yīng)出于商業(yè)目的,作者對使用這些程序可能帶來的一切后果不承擔(dān)任何法律責(zé)任。“bcp”和“bcl”的其他選項(xiàng)也能推送10g單機(jī)版環(huán)境、11g單機(jī)版環(huán)境和10gRAC環(huán)境,同時(shí)也能模擬10g單機(jī)版環(huán)境、11g單機(jī)版環(huán)境和10gRAC環(huán)境的備份恢復(fù)場景。請讀者自行摸索這些功能。
轉(zhuǎn)載于:https://blog.51cto.com/botang/1323070
總結(jié)
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