数据库日常巡检1
此检查项适用于Oracle 11g，由于不明白csdn表格编辑方法，检查结果就不展示了哈。
| NO | 检查项 | 步骤 | cmd | 结果 |
|---|---|---|---|---|
| 1 | 标准组件 | 检查组件 | select comp_id,comp_name,status from dba_registry | … |
| 2 | 基本项检查 | 检查数据库的名称 | select name from v$database | SID |
| 3 | 检查数据库的版本 | select * from v$version | ||
| 4 | 检查字符集 | select parameter,value from v$nls_parameters where parameter in (‘NLS_CHARACTERSET’) | ||
| 5 | 检查数据库flashback是否关闭 | select flashback_on from v$database | ||
| 6 | 检查AWR报告保留的时间和采样频率 | select snap_interval, retention from dba_hist_wr_control | ||
| 7 | 检查SMB保留的空间占比 | select parameter_name,parameter_value from dba_sql_management_config | ||
| 8 | 检查archive mode | select parameter_name,parameter_value from dba_sql_management_config | ||
| 9 | 检查数据库的force logging已经打开 | select force_logging from v$database | ||
| 10 | 检查数据库redo log大小设置 | select max(bytes/1024/1024),min(bytes/1024/1024),avg(bytes/1024/1024),count(*),thread# from v$log group by thread# | ||
| 11 | 检查归档参数 | select name, display_value, isdefault from v$parameter where name in (‘archive_lag_target’, ‘log_archive_max_processes’, ‘log_archive_local_first’, ‘log_archive_format’, ‘log_checkpoints_to_alert’) | ||
| 12 | fra大小检查 | select name, display_value, isdefault from v$parameter where name in (‘db_recovery_file_dest_size’) | ||
| 13 | 检查内存参数 | select name, display_value, isdefault from v$parameter where name in (‘shared_pool_size’, ‘shared_pool_reserved_size’, ‘large_pool_size’, ‘java_pool_size’, ‘db_cache_size’,’pga_aggregate_target’, ‘sga_max_size’, ‘streams_pool_size’, ‘memory_target’, ‘memory_max_target’, ‘sga_target’,’log_buffer’) | ||
| 14 | 检查undo参数 | select name, display_value, isdefault from v$parameter where name in (‘undo_retention’, ‘undo_management’, ‘undo_tablespace’) | ||
| 15 | 检查optimize参数 | select name, display_value, isdefault from v$parameter where name in (‘optimizer_secure_view_merging’, ‘parallel_automatic_tuning’, ‘optimizer_capture_sql_plan_baselines’,’parallel_execution_message_size’, ‘parallel_min_servers’,’parallel_max_servers’, ‘parallel_degree_policy’,’optimizer_adaptive_features’,’optimizer_adaptive_reporting_only’) | ||
| 16 | 检查资源参数 | select name, display_value, isdefault from v$parameter where name in (‘aq_tm_processes’, ‘db_block_size’,’db_files’,’fast_start_mttr_target’,’job_queue_processes’, ‘open_cursors’, ‘processes’, ‘session_cached_cursors’, ‘resource_limit’,’db_writer_processes’) | ||
| 17 | 检查安全参数 | select name, display_value, isdefault from v$parameter where name in (‘sec_case_sensitive_logon’, ‘remote_login_passwordfile’) | ||
| 18 | 检查其他参数 | select name, display_value, isdefault from v$parameter where name in (‘audit_trail’, ‘filesystemio_options’, ‘recyclebin’, ‘local_listener’, ‘cell_offload_processing’,’deferred_segment_creation’,’audit_sys_operations’) | ||
| 19 | 检查db_securefile参数设置 | select display_value from v$parameter where name = ‘db_securefile’ | ||
| 20 | 检查隐含参数设置 | select name, display_value, isdefault from v$parameter where name in (‘_use_adaptive_log_file_sync’) | ||
| 21 | 检查初始化用户审计设置 | select user_name,count(*) from dba_stmt_audit_opts where user_name in (‘DBMGR’,’OVSEE’,’DBMONOPR’) group by user_name order by user_name; | ||
| 22 | 检查锁定数据库sys、system用户和expire不用的用户 | select username,account_status from dba_users where username in (‘ORACLE_OCM’,’DIP’,’WMSYS’,’DBSNMP’,’EXFSYS’,’APPQOSSYS’,’SYSTEM’,’SYS’,’OUTLN’) | ||
| 23 | 检查密码函数 | select owner,object_name,object_type,status from dba_objects where object_name=’CRBANK_PW_VERIFY_FUNCTION’ | ||
| 24 | 检查default profile的密码过期策略 | select * from dba_profiles where profile=’DEFAULT’ | ||
| 25 | 检查CRBANK_PW_PROFILE | select * from dba_profiles where profile=’CRBANK_PW_PROFILE’ | ||
| 26 | 检查所有表空间 | select tablespace_name, bigfile from dba_tablespaces | ||
| 27 | 检查表空间是否为自动扩展 | select tablespace_name, autoextensible from dba_data_files where tablespace_name <> ‘UNDOTBS1’ | ||
| 28 | 检查数据库的default空间 | select property_name,property_value from database_properties where property_name = ‘DEFAULT_PERMANENT_TABLESPACE’ | ||
| 29 | 检查Audit及FGA_LOG$表空间是否迁移 |
select owner,segment_name,segment_type,tablespace_name from dba_segments where segment_name in (‘AUD$,’I_AUD1’, ‘FGA_LOG$’) |
||
| 30 | 检查auto optimizer stats collection | select client_name,status from dba_autotask_client where client_name = ‘auto optimizer stats collection’ | ||
| 31 | 检查AUTOSTATS_TARGET | select dbms_stats.get_prefs(‘AUTOSTATS_TARGET’) FROM DUAL | ||
| 32 | 检查默认的CBO直方图策略 | select dbms_stats.get_prefs(‘METHOD_OPT’) from dual | ||
| 33 | 检查默认的CBO分区收集策略 | select dbms_stats.get_prefs(‘GRANULARITY’) from dual | ||
| 34 | 检查数据库PUBLISH CBO策略 | select dbms_stats.get_prefs(‘PUBLISH’) from dual | ||
| 35 | 检查STATS_HISTORY_RETENTION | select DBMS_STATS.GET_STATS_HISTORY_RETENTION from dual | ||
| 36 | 检查统计信息自动收集job | select job_name, enabled from dba_scheduler_jobs where job_name=’BSLN_MAINTAIN_STATS_JOB’ | ||
| 37 | 检查dictionary的统计信息收集 | select operation,start_time,end_time from dba_optstat_operations where operation in (‘gather_dictionary_stats’) and target is null | ||
| 38 | auto space advisor和sql tuning advisor这两个自动任务是否被取消 | select client_name,status from dba_autotask_client |