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Errors and how to restore Oracle Database mirroring

Source: Internet
Author: User
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Error occurred

ORA-01034 ORACLE Not available

ORA-27101 Shared Memory Realm does not exist

　　　　

Workaround

Start monitoring:

#lsnrctl start

Start Oracle Services

$sqlplus/nolog

Sql> Conn/as SYSDBA

Sql> Startup

Start Oracle Services

Error occurred:

Ora-00845:memory_target not supported on the This system

Modify the/DEV/SHM size

Vi/etc/fstab label=//ext3 defaults 1 1label=/boot/boot        ext3 defaults 1 2tmpfs/dev/shm tmpfs defaults,size=8g 0 0devpts/dev/pts devpts gid=5,mode=620 0 0 mount-o Remount/dev/shm re-mount see df-h

Then relink the database

Errors and how to restore Oracle Database mirroring

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