{"id":10887,"date":"2018-02-16T15:46:55","date_gmt":"2018-02-16T14:46:55","guid":{"rendered":"https:\/\/www.dbi-services.com\/blog\/duplex-rman-backups-disk-tape\/"},"modified":"2018-02-16T15:46:55","modified_gmt":"2018-02-16T14:46:55","slug":"duplex-rman-backups-disk-tape","status":"publish","type":"post","link":"https:\/\/www.dbi-services.com\/blog\/duplex-rman-backups-disk-tape\/","title":{"rendered":"Duplex RMAN backups between disk and tape"},"content":{"rendered":"<p>Below a workaround is shown how to &#8220;duplex&#8221; archivelog backups between disk and tape:<\/p>\n<p>Backup on disk (normal way):<\/p>\n<pre>backup device type disk archivelog all;<\/pre>\n<p>&nbsp;<\/p>\n<p>Immediately\u00a0 backup on tape:<\/p>\n<pre>backup device type sbt archivelog until time 'sysdate' not backed up 2 times;<\/pre>\n<p>&nbsp;<\/p>\n<p>This backup command backs up all archivelogs, that are not backed up twice, so all which are backed up with the first command. As in the first backup command a logfile switch is included, between the two backup commands, no logfile switch should occur, otherwise\u00a0&#8220;duplexing&#8221; does not work.\u00a0The until time clause in the second command is added to prevent RMAN from another logfile switch, which would lead to different contents of the backups.\u00a0And\u00a0this clause\u00a0does not filter anything, because sysdate means date and time when issuing the command.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Below a workaround is shown how to &#8220;duplex&#8221; archivelog backups between disk and tape: Backup on disk (normal way): backup device type disk archivelog all; &nbsp; Immediately\u00a0 backup on tape: backup device type sbt archivelog until time &#8216;sysdate&#8217; not backed up 2 times; &nbsp; This backup command backs up all archivelogs, that are not backed [&hellip;]<\/p>\n","protected":false},"author":27,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[229],"tags":[],"type_dbi":[],"class_list":["post-10887","post","type-post","status-publish","format-standard","hentry","category-database-administration-monitoring"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Duplex RMAN backups between disk and tape - dbi Blog<\/title>\n<meta name=\"description\" content=\"Article describes how to place same rman backup on different backup media.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.dbi-services.com\/blog\/duplex-rman-backups-disk-tape\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Duplex RMAN backups between disk and tape\" \/>\n<meta property=\"og:description\" content=\"Article describes how to place same rman backup on different backup media.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.dbi-services.com\/blog\/duplex-rman-backups-disk-tape\/\" \/>\n<meta property=\"og:site_name\" content=\"dbi Blog\" \/>\n<meta property=\"article:published_time\" content=\"2018-02-16T14:46:55+00:00\" \/>\n<meta name=\"author\" content=\"Oracle Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Oracle Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.dbi-services.com\\\/blog\\\/duplex-rman-backups-disk-tape\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.dbi-services.com\\\/blog\\\/duplex-rman-backups-disk-tape\\\/\"},\"author\":{\"name\":\"Oracle Team\",\"@id\":\"https:\\\/\\\/www.dbi-services.com\\\/blog\\\/#\\\/schema\\\/person\\\/66ab87129f2d357f09971bc7936a77ee\"},\"headline\":\"Duplex RMAN backups between disk and tape\",\"datePublished\":\"2018-02-16T14:46:55+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.dbi-services.com\\\/blog\\\/duplex-rman-backups-disk-tape\\\/\"},\"wordCount\":124,\"commentCount\":0,\"articleSection\":[\"Database Administration &amp; 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