RAC环境启动数据库时报错：ORA-01105，ORA-19808 解决方法
[Oracle@RedHat3919 dbs]$ srvctl start instance -d ylao -i ylao2
PRCR-1013 : Failed to start resource ora.ylao.db
PRCR-1064 : Failed to start resource ora.ylao.db on node redhat3920
CRS-5017: The resource action "ora.ylao.db start" encountered the following error:
ORA-01105: mount is incompatible with mounts by other instances
ORA-19808: recovery destination parameter mismatch
. For details refer to "(:CLSN00107:)" in "/oracle/app/grid/grid_home/log/redhat3920/agent/crsd/oraagent_oracle//oraagent_oracle.log".
CRS-2674: Start of 'ora.ylao.db' on 'redhat3920' failed
SQL> show parameter recover
NAME TYPE VALUE
db_recovery_file_dest string
db_recovery_file_dest_size big integer 4000G
db_unrecoverable_scn_tracking boolean TRUE
recovery_parallelism integer 0
SQL> create pfile='/home/oracle/initylao0720.ora' from spfile;
File created.
SQL> alter system set db_recovery_file_dest_size=200G scope=both;
System altered.
[oracle@redhat3919 ~]$ srvctl start instance -d ylao -i ylao2
SQL> show parameter recover
NAME TYPE VALUE
db_recovery_file_dest string
db_recovery_file_dest_size big integer 200G
db_unrecoverable_scn_tracking boolean TRUE
recovery_parallelism integer 0
[oracle@redhat3919 ~]$ oerr ora 19808
19808, 00000, "recovery destination parameter mismatch"
// Cause: The value of parameters DB_RECOVERY_FILE_DEST and
// DB_RECOVERY_FILE_DEST_SIZE must be same in all instances.
// instance. All databases must have same recovery destination
// parameters.
// Action: Check DB_RECOVERY_FILE_DEST and DB_RECOVERY_FILE_DEST_SIZE
// values in all instances.
[oracle@redhat3919 ~]$ oerr ora 01105
01105, 00000, "mount is incompatible with mounts by other instances"
// Cause: An attempt to mount the database discovered that another instance
// mounted a database by the same name, but the mount is not
// compatible. Additional errors are reported explaining why.
// Action: See accompanying errors.
[oracle@redhat3919 ~]$
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