Antes de disparar o backup em si, podemos checar se o diret\u00f3rio de FRA, que abrigar\u00e1 os backup pieces, est\u00e1 definido:<\/p>\n\n\n
\n[oracle@oel8 ~]$ sqlplus \/ as sysdba\n \nSQL*Plus: Release 18.0.0.0.0 - Production on Fri Mar 12 05:26:29 2021\nVersion 18.3.0.0.0\n \nCopyright (c) 1982, 2018, Oracle. All rights reserved.\n \n \nConnected to:\nOracle Database 18c Enterprise Edition Release 18.0.0.0.0 - Production\nVersion 18.3.0.0.0\n \nSQL> SHO PARAMETER db_recovery_file_dest\n \nNAME TYPE VALUE\n------------------------------------ ----------- ------------------------------\ndb_recovery_file_dest string \/oracle\/fra\ndb_recovery_file_dest_size big integer 2G\nSQL>\n<\/pre><\/div>\n\n\nBaixando e montando o banco de dados para permitir o backup:<\/p>\n\n\n
\nSQL> SHU IMMEDIATE;\nDatabase closed.\nDatabase dismounted.\nORACLE instance shut down.\nSQL> STARTUP MOUNT;\nORACLE instance started.\n \nTotal System Global Area 1610612016 bytes\nFixed Size 8658224 bytes\nVariable Size 520093696 bytes\nDatabase Buffers 1073741824 bytes\nRedo Buffers 8118272 bytes\nDatabase mounted.\nSQL> SELECT INSTANCE_NAME,STATUS FROM V$INSTANCE;\n \nINSTANCE_NAME STATUS\n---------------- ------------\nRMANDB MOUNTED\n<\/pre><\/div>\n\n\nUtilizando o RMAN para disparar o comando de backup. Como os valores dos par\u00e2metros persistentes do RMAN est\u00e3o todos como Default, e no comando n\u00e3o estou alterando nenhum outro par\u00e2metro, o comportamento que o mesmo adotar\u00e1 ser\u00e1 criar o backup piece no diret\u00f3rio da FRA, utilizando apenas um canal:<\/p>\n\n\n
\n[oracle@oel8 oracle]$ rman target \/\n \nRecovery Manager: Release 18.0.0.0.0 - Production on Fri Mar 12 05:41:07 2021\nVersion 18.3.0.0.0\n \nCopyright (c) 1982, 2018, Oracle and\/or its affiliates. All rights reserved.\n \nconnected to target database: RMANDB (DBID=3825250984, not open)\n \nRMAN> BACKUP DATABASE;\n \nStarting backup at 2021-03-12:05:41:16\nusing target database control file instead of recovery catalog\nallocated channel: ORA_DISK_1\nchannel ORA_DISK_1: SID=7 device type=DISK\nchannel ORA_DISK_1: starting full datafile backup set\nchannel ORA_DISK_1: specifying datafile(s) in backup set\ninput datafile file number=00001 name=\/oracle\/dados\/RMANDB\/datafile\/o1_mf_system_h8nynqfx_.dbf\ninput datafile file number=00003 name=\/oracle\/dados\/RMANDB\/datafile\/o1_mf_sysaux_h8nyq35q_.dbf\ninput datafile file number=00004 name=\/oracle\/dados\/RMANDB\/datafile\/o1_mf_undotbs1_h8nyrjdr_.dbf\ninput datafile file number=00005 name=\/oracle\/dados\/RMANDB\/datafile\/ts_cortex_catalog.dbf\ninput datafile file number=00007 name=\/oracle\/dados\/RMANDB\/datafile\/o1_mf_users_h8nyrkn7_.dbf\nchannel ORA_DISK_1: starting piece 1 at 2021-03-12:05:41:18\nchannel ORA_DISK_1: finished piece 1 at 2021-03-12:05:42:23\npiece handle=\/oracle\/fra\/RMANDB\/backupset\/2021_03_12\/o1_mf_nnndf_TAG20210312T054118_j4pb9gv3_.bkp tag=TAG20210312T054118 comment=NONE\nchannel ORA_DISK_1: backup set complete, elapsed time: 00:01:05\nFinished backup at 2021-03-12:05:42:23\n \nStarting Control File and SPFILE Autobackup at 2021-03-12:05:42:24\npiece handle=\/oracle\/fra\/RMANDB\/autobackup\/2021_03_12\/o1_mf_s_1066973440_j4pbck5m_.bkp comment=NONE\nFinished Control File and SPFILE Autobackup at 2021-03-12:05:42:27\n \nRMAN>\n<\/pre><\/div>\n\n\nAnalisando os detalhes dos backupsets 2 e 3 com o comando LIST:<\/p>\n\n\n
\nRMAN> LIST BACKUPSET 2,3;\n \n \nList of Backup Sets\n===================\n \n \nBS Key Type LV Size Device Type Elapsed Time Completion Time\n------- ---- -- ---------- ----------- ------------ -------------------\n2 Full 1.15G DISK 00:00:41 2021-03-12:05:41:59\n BP Key: 2 Status: AVAILABLE Compressed: NO Tag: TAG20210312T054118\n Piece Name: \/oracle\/fra\/RMANDB\/backupset\/2021_03_12\/o1_mf_nnndf_TAG20210312T054118_j4pb9gv3_.bkp\n List of Datafiles in backup set 2\n File LV Type Ckp SCN Ckp Time Abs Fuz SCN Sparse Name\n ---- -- ---- ---------- ------------------- ----------- ------ ----\n 1 Full 1805356 2021-03-12:05:30:40 NO \/oracle\/dados\/RMANDB\/datafile\/o1_mf_system_h8nynqfx_.dbf\n 3 Full 1805356 2021-03-12:05:30:40 NO \/oracle\/dados\/RMANDB\/datafile\/o1_mf_sysaux_h8nyq35q_.dbf\n 4 Full 1805356 2021-03-12:05:30:40 NO \/oracle\/dados\/RMANDB\/datafile\/o1_mf_undotbs1_h8nyrjdr_.dbf\n 5 Full 1805356 2021-03-12:05:30:40 NO \/oracle\/dados\/RMANDB\/datafile\/ts_cortex_catalog.dbf\n 7 Full 1805356 2021-03-12:05:30:40 NO \/oracle\/dados\/RMANDB\/datafile\/o1_mf_users_h8nyrkn7_.dbf\n \nBS Key Type LV Size Device Type Elapsed Time Completion Time\n------- ---- -- ---------- ----------- ------------ -------------------\n3 Full 10.20M DISK 00:00:01 2021-03-12:05:42:25\n BP Key: 3 Status: AVAILABLE Compressed: NO Tag: TAG20210312T054224\n Piece Name: \/oracle\/fra\/RMANDB\/autobackup\/2021_03_12\/o1_mf_s_1066973440_j4pbck5m_.bkp\n Control File Included: Ckp SCN: 1805356 Ckp time: 2021-03-12:05:30:40\n SPFILE Included: Modification time: 2021-03-12:05:40:39\n SPFILE db_unique_name: RMANDB\n \nRMAN>\n<\/pre><\/div>\n\n\nRealizando consulta sobre a porcentagem de uso da FRA:<\/p>\n\n\n
\nSQL> SET LIN 300\nSQL> SELECT FILE_TYPE,PERCENT_SPACE_USED,PERCENT_SPACE_RECLAIMABLE,NUMBER_OF_FILES FROM V$RECOVERY_AREA_USAGE;\n \nFILE_TYPE PERCENT_SPACE_USED PERCENT_SPACE_RECLAIMABLE NUMBER_OF_FILES\n----------------------- ------------------ ------------------------- ---------------\nCONTROL FILE .49 0 1\nREDO LOG 7.32 0 3\nARCHIVED LOG 0 0 0\nBACKUP PIECE 58.52 .5 3\nIMAGE COPY 0 0 0\nFLASHBACK LOG 0 0 0\nFOREIGN ARCHIVED LOG 0 0 0\nAUXILIARY DATAFILE COPY 0 0 0\n \n8 rows selected.\n<\/pre><\/div>\n\n\nRealizando a remo\u00e7\u00e3o dos backupsets 2 e 3:<\/p>\n\n\n
\n[oracle@oel8 oracle]$ rman target \/\n \nRecovery Manager: Release 18.0.0.0.0 - Production on Fri Mar 12 05:58:53 2021\nVersion 18.3.0.0.0\n \nCopyright (c) 1982, 2018, Oracle and\/or its affiliates. All rights reserved.\n \nconnected to target database: RMANDB (DBID=3825250984, not open)\n \nRMAN> DELETE BACKUPSET 2,3;\n \nusing target database control file instead of recovery catalog\nallocated channel: ORA_DISK_1\nchannel ORA_DISK_1: SID=45 device type=DISK\n \nList of Backup Pieces\nBP Key BS Key Pc# Cp# Status Device Type Piece Name\n------- ------- --- --- ----------- ----------- ----------\n2 2 1 1 AVAILABLE DISK \/oracle\/fra\/RMANDB\/backupset\/2021_03_12\/o1_mf_nnndf_TAG20210312T054118_j4pb9gv3_.bkp\n3 3 1 1 AVAILABLE DISK \/oracle\/fra\/RMANDB\/autobackup\/2021_03_12\/o1_mf_s_1066973440_j4pbck5m_.bkp\n \nDo you really want to delete the above objects (enter YES or NO)? YES\ndeleted backup piece\nbackup piece handle=\/oracle\/fra\/RMANDB\/backupset\/2021_03_12\/o1_mf_nnndf_TAG20210312T054118_j4pb9gv3_.bkp RECID=2 STAMP=1066974078\ndeleted backup piece\nbackup piece handle=\/oracle\/fra\/RMANDB\/autobackup\/2021_03_12\/o1_mf_s_1066973440_j4pbck5m_.bkp RECID=3 STAMP=1066974145\nDeleted 2 objects\n \n \nRMAN>\n<\/pre><\/div>\n\n\nConsultando FRA novamente:<\/p>\n\n\n
\nSQL> set lin 300\nSQL> SELECT FILE_TYPE,PERCENT_SPACE_USED,PERCENT_SPACE_RECLAIMABLE,NUMBER_OF_FILES FROM V$RECOVERY_AREA_USAGE;\n \nFILE_TYPE PERCENT_SPACE_USED PERCENT_SPACE_RECLAIMABLE NUMBER_OF_FILES\n----------------------- ------------------ ------------------------- ---------------\nCONTROL FILE .49 0 1\nREDO LOG 7.32 0 3\nARCHIVED LOG 0 0 0\nBACKUP PIECE .5 0 1\nIMAGE COPY 0 0 0\nFLASHBACK LOG 0 0 0\nFOREIGN ARCHIVED LOG 0 0 0\nAUXILIARY DATAFILE COPY 0 0 0\n \n8 rows selected.\n<\/pre><\/div>\n\n\nObs: Este procedimento foi criado pelo senhor Ahmed Baraka (www.ahmedbaraka.com) e foi apenas reproduzido por mim em um laborat\u00f3rio pessoal para fins de aprendizado.<\/p>\n","protected":false},"excerpt":{"rendered":"
Antes de disparar o backup em si, podemos checar se o diret\u00f3rio de FRA, que abrigar\u00e1 os backup pieces, est\u00e1 definido: Baixando e montando o banco de dados para permitir o backup: Utilizando o RMAN para disparar o comando de backup. Como os valores dos par\u00e2metros persistentes do RMAN est\u00e3o todos como Default, e no […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-2581","post","type-post","status-publish","format-standard","hentry","category-backup-recovery"],"_links":{"self":[{"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/posts\/2581","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/comments?post=2581"}],"version-history":[{"count":1,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/posts\/2581\/revisions"}],"predecessor-version":[{"id":9237,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/posts\/2581\/revisions\/9237"}],"wp:attachment":[{"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/media?parent=2581"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/categories?post=2581"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/tags?post=2581"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}