因修改SYS密码引起的gap问题修复
2017-07-10 10:16
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因修改SYS密码引起的gap问题修复
早上对数据库进行例行巡检时发现有一台数据库,读库无法正常接收日志。查看备库日志发现最后一次同步时间是2017年7月8号(依赖EM监控,但是没有收到报警,这个需要后期排查原因)。之前对主库巡检时通过user$视图查看到sys密码有效期低于14天后,将sys密码通过密文修改的和之前一样:
查看密码有效期语句:
select 'alter user '||d.username || ' identified by values ' || ''''|| u.password || ''';' from dba_users d,user$ u where account_status='OPEN' and d.username=u.name and (trunc(expiry_date)-trunc(sysdate))<14;
因为改成与之前相同的密码,所以没有对备库进行同步密码文件,看来是这个步骤导致主备库password files不同。
手动在主库切换一次日志后,通过主库日志发现报错密码文件过期:
SQL> alter system switch logfile;
Error 1017 received logging on to the standby ------------------------------------------------------------ Check that the primary and standby are using a password file and remote_login_passwordfile is set to SHARED or EXCLUSIVE, and that the SYS password is same in the password files. returning error ORA-16191 ------------------------------------------------------------
将主库的password files同步到备库:
[oracle@gzkDB26 ~]$ scp $ORACLE_HOME/dbs/orapwsid @standby:$ORACLE_HOME/dbs
查看备库日志后发现出现gap:
[oracle@gzkdb15 ~]$ tail -f /oracle/app/oracle/diag/rdbms/maindb/center/trace/alert_center.log Mon Jul 10 09:32:53 2017 Primary database is in MAXIMUM PERFORMANCE mode RFS[867]: Assigned to RFS process 21640 RFS[867]: Selected log 4 for thread 1 sequence 1585060 dbid 41334651 branch 907452801 Mon Jul 10 09:32:54 2017 RFS[868]: Assigned to RFS process 21642 RFS[868]: Opened log for thread 1 sequence 1585059 dbid 41334651 branch 907452801 Mon Jul 10 09:32:55 2017 Fetching gap sequence in thread 1, gap sequence 1574855-1574855 Archived Log entry 1830170 added for thread 1 sequence 1585059 rlc 907452801 ID 0x4cf4ed4 dest 3: Fetching gap sequence in thread 1, gap sequence 1574855-1574954 Mon Jul 10 09:34:53 2017 FAL[client]: Failed to request gap sequence GAP - thread 1 sequence 1574855-1574954 DBID 41334651 branch 907452801 FAL[client]: All defined FAL servers have been attempted. ------------------------------------------------------------ Check that the CONTROL_FILE_RECORD_KEEP_TIME initialization parameter is defined to a value that's sufficiently large enough to maintain adequate log switch information to resolve archivelog gaps. ------------------------------------------------------------
在备库查看丢失的日志:
SQL> select * from v$archive_gap; THREAD# LOW_SEQUENCE# HIGH_SEQUENCE# ---------- ------------- -------------- 1 1574855 1585058
在主库上查看日志文件,发现物理文件已经被删除(因空间有限,做了脚本只保留一天归档日志):
SQL> select name from v$archived_log where thread#=1 and dest_id=1 and sequence# between 1574855 and 1574954; NAME -------------------------------------------------------------------------------- .... .... .... 100 rows selected.
因为主库每天都在做增量备份,所以查找丢失的日志序列号对应的增量备份文件:
[oracle@gzkDB26 dbs]$ rman target / Recovery Manager: Release 11.2.0.4.0 - Production on Mon Jul 10 09:49:23 2017 Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved. connected to target database: CENTER (DBID=41334651) RMAN> list backup of archivelog from sequence 1574855 until sequence 1574954; List of Backup Sets =================== BS Key Size Device Type Elapsed Time Completion Time ------- ---------- ----------- ------------ --------------- 20852 575.33M DISK 00:03:43 09-JUL-17 BP Key: 20852 Status: AVAILABLE Compressed: YES Tag: TAG20170709T010329 Piece Name: /oracle/app/oracle/fast_recovery_area/STBYDB26/backupset/2017_07_09/o1_mf_annnn_TAG20170709T010329_dp26mfks_.bkp List of Archived Logs in backup set 20852 Thrd Seq Low SCN Low Time Next SCN Next Time ---- ------- ---------- --------- ---------- --------- 1 1574855 15526665068890 08-JUL-17 15526665070403 08-JUL-17 1 1574856 15526665070403 08-JUL-17 15526665070512 08-JUL-17 1 1574857 15526665070512 08-JUL-17 15526665071554 08-JUL-17 1 1574858 15526665071554 08-JUL-17 15526665072816 08-JUL-17 1 1574859 15526665072816 08-JUL-17 15526665072924 08-JUL-17 1 1574860 15526665072924 08-JUL-17 15526665073727 08-JUL-17 1 1574861 15526665073727 08-JUL-17 15526665074722 08-JUL-17 1 1574862 15526665074722 08-JUL-17 15526665075331 08-JUL-17 BS Key Size Device Type Elapsed Time Completion Time ------- ---------- ----------- ------------ --------------- 20853 664.32M DISK 00:03:29 09-JUL-17 BP Key: 20853 Status: AVAILABLE Compressed: YES Tag: TAG20170709T010329 Piece Name: /oracle/app/oracle/fast_recovery_area/STBYDB26/backupset/2017_07_09/o1_mf_annnn_TAG20170709T010329_dp26qwks_.bkp List of Archived Logs in backup set 20853 Thrd Seq Low SCN Low Time Next SCN Next Time ---- ------- ---------- --------- ---------- --------- 1 1574863 15526665075331 08-JUL-17 15526665075470 08-JUL-17 1 1574864 15526665075470 08-JUL-17 15526665075556 08-JUL-17 1 1574865 15526665075556 08-JUL-17 15526665075658 08-JUL-17 1 1574866 15526665075658 08-JUL-17 15526665075746 08-JUL-17 1 1574867 15526665075746 08-JUL-17 15526665075843 08-JUL-17 1 1574868 15526665075843 08-JUL-17 15526665075984 08-JUL-17 1 1574869 15526665075984 08-JUL-17 15526665076076 08-JUL-17 1 1574870 15526665076076 08-JUL-17 15526665076225 08-JUL-17 1 1574871 15526665076225 08-JUL-17 15526665076329 08-JUL-17 1 1574872 15526665076329 08-JUL-17 15526665076502 08-JUL-17 1 1574873 15526665076502 08-JUL-17 15526665076594 08-JUL-17 1 1574874 15526665076594 08-JUL-17 15526665076898 08-JUL-17 1 1574875 15526665076898 08-JUL-17 15526665077298 08-JUL-17 1 1574876 15526665077298 08-JUL-17 15526665077441 08-JUL-17 1 1574877 15526665077441 08-JUL-17 15526665077556 08-JUL-17 1 1574878 15526665077556 08-JUL-17 15526665077676 08-JUL-17 1 1574879 15526665077676 08-JUL-17 15526665077757 08-JUL-17 1 1574880 15526665077757 08-JUL-17 15526665077836 08-JUL-17 1 1574881 15526665077836 08-JUL-17 15526665077935 08-JUL-17 1 1574882 15526665077935 08-JUL-17 15526665078038 08-JUL-17 1 1574883 15526665078038 08-JUL-17 15526665078243 08-JUL-17 1 1574884 15526665078243 08-JUL-17 15526665078358 08-JUL-17 1 1574885 15526665078358 08-JUL-17 15526665078493 08-JUL-17 1 1574886 15526665078493 08-JUL-17 15526665078584 08-JUL-17 1 1574887 15526665078584 08-JUL-17 15526665078745 08-JUL-17 1 1574888 15526665078745 08-JUL-17 15526665078989 08-JUL-17 1 1574889 15526665078989 08-JUL-17 15526665079710 08-JUL-17 1 1574890 15526665079710 08-JUL-17 15526665080320 08-JUL-17 1 1574891 15526665080320 08-JUL-17 15526665080904 08-JUL-17 1 1574892 15526665080904 08-JUL-17 15526665081721 08-JUL-17 1 1574893 15526665081721 08-JUL-17 15526665082046 08-JUL-17 1 1574894 15526665082046 08-JUL-17 15526665082237 08-JUL-17 1 1574895 15526665082237 08-JUL-17 15526665082438 08-JUL-17 1 1574896 15526665082438 08-JUL-17 15526665082709 08-JUL-17 1 1574897 15526665082709 08-JUL-17 15526665083262 08-JUL-17 1 1574898 15526665083262 08-JUL-17 15526665083807 08-JUL-17 1 1574899 15526665083807 08-JUL-17 15526665084451 08-JUL-17 1 1574900 15526665084451 08-JUL-17 15526665085055 08-JUL-17 1 1574901 15526665085055 08-JUL-17 15526665085812 08-JUL-17 1 1574902 15526665085812 08-JUL-17 15526665086714 08-JUL-17 1 1574903 15526665086714 08-JUL-17 15526665087266 08-JUL-17 1 1574904 15526665087266 08-JUL-17 15526665088073 08-JUL-17 1 1574905 15526665088073 08-JUL-17 15526665088598 08-JUL-17 1 1574906 15526665088598 08-JUL-17 15526665089078 08-JUL-17 1 1574907 15526665089078 08-JUL-17 15526665089851 08-JUL-17 1 1574908 15526665089851 08-JUL-17 15526665090271 08-JUL-17 1 1574909 15526665090271 08-JUL-17 15526665090677 08-JUL-17 1 1574910 15526665090677 08-JUL-17 15526665091157 08-JUL-17 1 1574911 15526665091157 08-JUL-17 15526665091394 08-JUL-17 1 1574912 15526665091394 08-JUL-17 15526665091835 08-JUL-17 1 1574913 15526665091835 08-JUL-17 15526665092178 08-JUL-17 1 1574914 15526665092178 08-JUL-17 15526665092641 08-JUL-17 1 1574915 15526665092641 08-JUL-17 15526665093420 08-JUL-17 1 1574916 15526665093420 08-JUL-17 15526665094878 08-JUL-17 1 1574917 15526665094878 08-JUL-17 15526665095217 08-JUL-17 1 1574918 15526665095217 08-JUL-17 15526665095744 08-JUL-17 1 1574919 15526665095744 08-JUL-17 15526665106594 08-JUL-17 1 1574920 15526665106594 08-JUL-17 15526665124092 08-JUL-17 1 1574921 15526665124092 08-JUL-17 15526665138686 08-JUL-17 1 1574922 15526665138686 08-JUL-17 15526665153341 08-JUL-17 1 1574923 15526665153341 08-JUL-17 15526665167840 08-JUL-17 1 1574924 15526665167840 08-JUL-17 15526665182098 08-JUL-17 1 1574925 15526665182098 08-JUL-17 15526665198149 08-JUL-17 1 1574926 15526665198149 08-JUL-17 15526665212460 08-JUL-17 BS Key Size Device Type Elapsed Time Completion Time ------- ---------- ----------- ------------ --------------- 20854 648.35M DISK 00:03:30 09-JUL-17 BP Key: 20854 Status: AVAILABLE Compressed: YES Tag: TAG20170709T010329 Piece Name: /oracle/app/oracle/fast_recovery_area/STBYDB26/backupset/2017_07_09/o1_mf_annnn_TAG20170709T010329_dp26tvdj_.bkp List of Archived Logs in backup set 20854 Thrd Seq Low SCN Low Time Next SCN Next Time ---- ------- ---------- --------- ---------- --------- 1 1574927 15526665212460 08-JUL-17 15526665217101 08-JUL-17 1 1574928 15526665217101 08-JUL-17 15526665217670 08-JUL-17 1 1574929 15526665217670 08-JUL-17 15526665217941 08-JUL-17 1 1574930 15526665217941 08-JUL-17 15526665218065 08-JUL-17 1 1574931 15526665218065 08-JUL-17 15526665218140 08-JUL-17 1 1574932 15526665218140 08-JUL-17 15526665218260 08-JUL-17 1 1574933 15526665218260 08-JUL-17 15526665218340 08-JUL-17 1 1574934 15526665218340 08-JUL-17 15526665218512 08-JUL-17 1 1574935 15526665218512 08-JUL-17 15526665218618 08-JUL-17 1 1574936 15526665218618 08-JUL-17 15526665218698 08-JUL-17 1 1574937 15526665218698 08-JUL-17 15526665218814 08-JUL-17 1 1574938 15526665218814 08-JUL-17 15526665218956 08-JUL-17 1 1574939 15526665218956 08-JUL-17 15526665219211 08-JUL-17 1 1574940 15526665219211 08-JUL-17 15526665237040 08-JUL-17 1 1574941 15526665237040 08-JUL-17 15526665237620 08-JUL-17 1 1574942 15526665237620 08-JUL-17 15526665238033 08-JUL-17 1 1574943 15526665238033 08-JUL-17 15526665238460 08-JUL-17 1 1574944 15526665238460 08-JUL-17 15526665238873 08-JUL-17 1 1574945 15526665238873 08-JUL-17 15526665239443 08-JUL-17 1 1574946 15526665239443 08-JUL-17 15526665239827 08-JUL-17 1 1574947 15526665239827 08-JUL-17 15526665240243 08-JUL-17 1 1574948 15526665240243 08-JUL-17 15526665240690 08-JUL-17 1 1574949 15526665240690 08-JUL-17 15526665241123 08-JUL-17 1 1574950 15526665241123 08-JUL-17 15526665241560 08-JUL-17 1 1574951 15526665241560 08-JUL-17 15526665242041 08-JUL-17 1 1574952 15526665242041 08-JUL-17 15526665242449 08-JUL-17 1 1574953 15526665242449 08-JUL-17 15526665242849 08-JUL-17 1 1574954 15526665242849 08-JUL-17 15526665243281 08-JUL-17
传输备份文件到备库:
[oracle@gzkDB26 2017_07_09]$ scp o1_mf_annnn_TAG20170709T010329_dp26* 172.23.9.15:/oracle/backup oracle@172.23.9.15's password: o1_mf_annnn_TAG20170709T010329_dp266yj9_.bkp 100% 723MB 14.5MB/s 00:50 o1_mf_annnn_TAG20170709T010329_dp2679d4_.bkp 100% 833MB 26.9MB/s 00:31 o1_mf_annnn_TAG20170709T010329_dp26fnso_.bkp 100% 690MB 15.0MB/s 00:46 o1_mf_annnn_TAG20170709T010329_dp26mfks_.bkp 100% 575MB 14.8MB/s 00:39 o1_mf_annnn_TAG20170709T010329_dp26qwks_.bkp 100% 664MB 11.9MB/s 00:56 o1_mf_annnn_TAG20170709T010329_dp26tvdj_.bkp 100% 648MB 14.4MB/s 00:45 o1_mf_annnn_TAG20170709T010329_dp26ynxv_.bkp 100% 761MB 13.6MB/s 00:56
备库基于增量备份进行恢复:
[oracle@gzkdb15 ~]$ rman target / Recovery Manager: Release 11.2.0.4.0 - Production on Mon Jul 10 11:10:31 2017 Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved. connected to target database: CENTER (DBID=41334651) RMAN> catalog start with '/oracle/backup'; using target database control file instead of recovery catalog searching for all files that match the pattern /oracle/backup List of Files Unknown to the Database ===================================== File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26ynxv_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26qwks_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp2679d4_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26tvdj_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26mfks_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp266yj9_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26fnso_.bkp Do you really want to catalog the above files (enter YES or NO)? yes cataloging files... cataloging done List of Cataloged Files ======================= File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26ynxv_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26qwks_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp2679d4_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26tvdj_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26mfks_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp266yj9_.bkp File Name: /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26fnso_.bkp RMAN> restore archivelog from sequence 1574855 until sequence 1574954; Starting restore at 10-JUL-17 allocated channel: ORA_DISK_1 channel ORA_DISK_1: SID=1566 device type=DISK channel ORA_DISK_1: starting archived log restore to default destination channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574855 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574856 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574857 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574858 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574859 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574860 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574861 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574862 channel ORA_DISK_1: reading from backup piece /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26mfks_.bkp channel ORA_DISK_1: piece handle=/oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26mfks_.bkp tag=TAG20170709T010329 channel ORA_DISK_1: restored backup piece 1 channel ORA_DISK_1: restore complete, elapsed time: 00:01:25 channel ORA_DISK_1: starting archived log restore to default destination channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574863 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574864 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574865 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574866 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574867 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574868 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574869 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574870 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574871 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574872 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574873 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574874 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574875 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574876 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574877 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574878 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574879 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574880 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574881 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574882 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574883 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574884 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574885 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574886 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574887 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574888 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574889 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574890 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574891 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574892 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574893 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574894 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574895 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574896 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574897 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574898 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574899 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574900 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574901 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574902 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574903 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574904 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574905 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574906 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574907 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574908 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574909 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574910 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574911 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574912 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574913 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574914 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574915 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574916 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574917 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574918 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574919 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574920 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574921 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574922 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574923 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574924 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574925 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574926 channel ORA_DISK_1: reading from backup piece /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26qwks_.bkp channel ORA_DISK_1: piece handle=/oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26qwks_.bkp tag=TAG20170709T010329 channel ORA_DISK_1: restored backup piece 1 channel ORA_DISK_1: restore complete, elapsed time: 00:02:45 channel ORA_DISK_1: starting archived log restore to default destination channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574927 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574928 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574929 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574930 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574931 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574932 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574933 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574934 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574935 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574936 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574937 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574938 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574939 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574940 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574941 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574942 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574943 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574944 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574945 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574946 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574947 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574948 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574949 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574950 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574951 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574952 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574953 channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1574954 channel ORA_DISK_1: reading from backup piece /oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26tvdj_.bkp channel ORA_DISK_1: piece handle=/oracle/backup/o1_mf_annnn_TAG20170709T010329_dp26tvdj_.bkp tag=TAG20170709T010329 channel ORA_DISK_1: restored backup piece 1 channel ORA_DISK_1: restore complete, elapsed time: 00:02:25 Finished restore at 10-JUL-17
此时查看备库日志已经开始注册丢失的日志文件:
Media Recovery Log /oracle/app/oracle/fast_recovery_area/MAINDB/archivelog/2017_07_10/o1_mf_1_1574947_dp5whllr_.arc Mon Jul 10 11:28:38 2017 Media Recovery Log /oracle/app/oracle/fast_recovery_area/MAINDB/archivelog/2017_07_10/o1_mf_1_1574948_dp5wh40h_.arc Mon Jul 10 11:28:45 2017 RFS[867]: Selected log 5 for thread 1 sequence 1585192 dbid 41334651 branch 907452801 Mon Jul 10 11:28:45 2017 Archived Log entry 1830402 added for thread 1 sequence 1585191 ID 0x4cf4ed4 dest 1: RFS[867]: Selected log 4 for thread 1 sequence 1585193 dbid 41334651 branch 907452801 Mon Jul 10 11:28:49 2017 Archived Log entry 1830403 added for thread 1 sequence 1585192 ID 0x4cf4ed4 dest 1: Mon Jul 10 11:28:51 2017 Media Recovery Log /oracle/app/oracle/fast_recovery_area/MAINDB/archivelog/2017_07_10/o1_mf_1_1574949_dp5whl86_.arc RFS[867]: Selected log 5 for thread 1 sequence 1585194 dbid 41334651 branch 907452801 Mon Jul 10 11:28:55 2017 Archived Log entry 1830404 added for thread 1 sequence 1585193 ID 0x4cf4ed4 dest 1:
重新查看gap,如果还有继续按上面的步骤修复,直到dg broker提示集群正常:
DGMGRL> show configuration Configuration - sgsdgmb Protection Mode: MaxAvailability Databases: maindb - Primary database stbydb - Physical standby database Fast-Start Failover: DISABLED Configuration Status: SUCCESS
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