以下主要针对Linux平台中oracle 11g数据库一些初始化参数的优化
alter system set open_cursors=350 scope=both;
alter system set pre_page_sga=true scope=spfile;
alter system set processes=1000 scope=spfile;
alter system set shared_pool_reserved_size=100M scope=spfile;
alter system set "_kghdsidx_count"=1 scope=spfile;
alter system set undo_retention=3600 scope=both;
alter system set "_release_insert_threshold"=20 scope=spfile;
alter system set audit_trail=none scope=spfile;
alter system set recyclebin=off scope=spfile;
alter system set "_diag_daemon"=false scope=spfile;
alter system set "_shared_pool_reserved_min_alloc"=4100 scope=spfile;
alter profile default limit password_life_time unlimited;
alter profile default limit failed_login_attempts unlimited;
alter system set dispatchers='' scope=both;
alter system set open_links=50 scope=spfile;
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