WebBefore, the device/dev/sdf1 has indeed been created as an ASM disk. Then, after directly deleting the first partition sdf1 of the/dev/sdf hard disk at the operating system level, after … Weboracleasm createdisk VOL1 /dev/sda1. Use the createdisk option to mark a disk device for use with the Oracle Automatic Storage Management library driver and give it a name, where labelname is the name you want to use to mark the device, and devicepath is the path to the device: oracleasm createdisk labelname devicepath. Unmark a named disk device.
Device is already labeled for ASM disk - Nazmul Huda
WebJun 21, 2024 · However, when I attempted to create the disk I got the error: root@10-118-134-71:/root # /usr/sbin/oracleasm createdisk DBVOT /dev/bqdx1 Device "/dev/bqdx1" is already labeled for ASM disk "DBVOT" I then attempted to drop the disk group Weboracleasm createdisk VOL1 /dev/sda1. Use the createdisk option to mark a disk device for use with the Oracle Automatic Storage Management library driver and give it a name, … flour toronto
Create Oracle ASM disks using multipath devices and udev …
WebJan 20, 2014 · It shows me the label DISK1. So clearing the ASM disk header using dd left some junks. Share. Improve this answer. Follow answered Jan 20, 2014 at 12: ... Disk … WebNov 20, 2024 · As for raw device access under Linux, raw devices are no longer relevant to avoid kernel I/O device buffering since Oracle 10g, which opens datafiles with o_direct flag. Keep in mind that ASM is a logical volume manager populating metadata to the Oracle instance SGA, but as such it is not in the physical I/O path. WebTo get around this problem, it is necessary to overwrite the ASM header information on the disk. This can be achieved with the UNIX command dd. The following command will write 100x1024b blocks to the specified raw device: dd if=/dev/zero of= bs=1024 count=100 Now if we retry the create disk commands, they should work: flour tone