将Oracle rac数据库改为单机数据库需要修改的参数

昨天晚上参与了将一个rac数据库改为单机,由于应用的需求跑在rac上问题比较多,决定改为单机
以下记录下修改的参数
create pfile from spfile;
vi inittest.ora
oracle@p570a:/oracle/app/product/9.2/dbs> more inithz*
*.aq_tm_processes=0
*.cluster_database_instances=1 这个由2改为1
*.cluster_database=false 这个由true改为false
*.compatible='9.2.0.0.0'
*.db_block_size=8192
rac1.db_cache_size=6291456000
#rac2.db_cache_size=3145728000 --这个注释掉
*.db_cache_size=3145728000
*.db_domain=''
*.db_file_multiblock_read_count=16
*.db_name='hzpcs'
*.fast_start_mttr_target=300
*.hash_join_enabled=TRUE
rac1.instance_name='rac1'
#rac2.instance_name='rac2' --这个注释掉
rac1.instance_number=1
#rac2.instance_number=2
*.java_pool_size=115343360
*.job_queue_processes=10
rac1.local_listener='LISTENER_rac1'
#rac2.local_listener='LISTENER_rac2' --这个注释掉
*.log_archive_dest_1='LOCATION=/oracle/archlog1'
*.log_archive_start=TRUE
*.open_cursors=900
rac1.pga_aggregate_target=2097152000
#rac2.pga_aggregate_target=1048576000 --这个注释掉
*.processes=1000
*.query_rewrite_enabled='FALSE'
*.remote_listener='LISTENERS_rac' --这个注释掉
*.remote_login_passwordfile='exclusive'
rac1.shared_pool_size=1258291200
#rac2.shared_pool_size=838860800
*.shared_pool_size=838860800
*.sort_area_size=524288
*.star_transformation_enabled='FALSE'
#rac2.thread=2 --这个注释掉
rac1.thread=1
*.timed_statistics=TRUE
*.undo_management='AUTO'
*.undo_retention=10800
*.undo_tablespace='UNDOTBS1'
rac1.undo_tablespace='UNDOTBS1'
#rac2.undo_tablespace='UNDOTBS2' --这个注释掉
[backcolor=#000000]
[backcolor=#000000]再创建回spfile;
[backcolor=#000000]create spfile from pfile;