AWR baseline creation using OEM Cloud control

Please check below link for this article -

 http://www.slideshare.net/monowar94ru/oracle-awr-baseline-basic


Comments

Post a Comment

Popular posts from this blog

Oracle DataGuard – How to resize Redo Log and Standby Redo Log

Oracle DataGuard – How to resize Redo Log and Standby Redo Log set linesize 200 col dest_name for a30 select DEST_NAME,STATUS,PROTECTION_MODE,ARCHIVED_SEQ#,APPLIED_SEQ# from v$archive_dest_status; On Standby server - make file management parameter to manual if not: show parameter standby; alter system set standby_file_management=manual; ================== +     On Primary             + ==================  SQL> select group#,thread#,status from v$log; col member for a60 set linesize 200 select member,group#,status from v$logfile; SQL> select group#,thread#,status from v$log;     GROUP#    THREAD# STATUS ---------- ---------- ----------------          1          1 ACTIVE          2       ...
Read more

Exadata - Smart Scan Testing

Image
Exadata - SMART SCAN testing -------------------------------------------- Samrt scan works with cell offloading which relate to offloaded the sql processing from the database layer to the cell (storage) layer. Smart scan is the access mechanism to offload data from storage layer. For example passing only required data blocks after applying predicate filters at the cell layer instead of sending every possible blocks from cell server to database server.                           Figure 1: Traditional Database Storage I/O and SQL Processing Model   Process Steps: ------------------- 1.    The client issues a SELECT statement . 2.    The database kernel maps this request to the database files and extents which contain the table data. 3.    The database kernel issues the I/Os to read all the table bloc...
Read more

Exadata Flash Cache - Management

Total size of Flash CellCLI>  list flashcache attributes effectiveCacheSize          5.82122802734375T Flashcache Mode:  [root@Cellc01-adm ~]# su - celladmin cellcli CellCLI>  list cell attributes flashCacheMode,status          WriteThrough    online > list celldisk where disktype=flashdisk > list physicaldisk FLASH_1_1 detail List PhysicalDisk for FlashCache: CellCLI> list physicaldisk attributes name, disktype, makemodel, physicalrpm, physicalport, status      8:0           HardDisk      "HGST    H7240AS60SUN4.0T"                              normal      8:1  ...
Read more