WebIf Oracle Grid Infrastructure will be installed for Oracle RAC, create a separate disk group to hold the crs/voting disks. Oracle ASM offers several levels of data redundancy to increase data availability. In High Redundancy, ASM creates two mirror copies, and in Normal Redundancy mode, ASM creates one mirror copy. WebOct 8, 2015 · Step-by-step Instructions for a Silent Installation. Step 1. Download the Oracle installation media. For Oracle database Enterprise Edition 12c, you will need both the Oracle database and the Grid Infrastructure files in order to install both the database software and the Grid Infrastructure. The download location for the Oracle GI and Database ...
How to change ASM diskgroup redundancy levels from HIGH ... - oracle …
WebJul 16, 2015 · Attempting to use DBCA to create the first database on ASM storage. The list of diskgroups is empty! ... Group Size Free Redundancy Name ... 3041267 Mb 3041162 Mb EXTERN DATA So the oracle user can see the ASM diskgroups owned by user grid, but DBCA won't display them. I have already done the usual verifications (i.e., Oracle Note … WebMirroring, Redundancy, and Failure Group Options. If you specify mirroring for a file, then Oracle ASM automatically stores redundant copies of the file extents in separate failure … small business for sale in bergen county nj
Oracle ASM Mirroring and Disk Group Redundancy
WebNov 9, 2024 · In 10g you can use a workaround by erasing the header of the disk using the dd command. Erasing the header using "dd" command is very dangerous operation and need to be done under support supervision and when it confirmed by support that fixing the header is impossible. 1. alert.log file from all ASM instances going back to last successful … WebJun 29, 2010 · Our 2 node RAC database's ASM disk group is getting full. We need to add a disk to the disk group "DATADG", which is in Normal redundancy, which means two-way mirroring. Now, if we want to add a disk to disk group DATADG does that mean we should add two disks, so that the data will be mirrored? WebAutomatic Storage Management Overview and Background Automatic Storage Management (ASM) is a purpose-built file system and volume manager for the Oracle database. ASM … soma return of the jaded