Showing posts with label Grid Disk. Show all posts
Showing posts with label Grid Disk. Show all posts

Cellcli - Create

CellCLI> CREATE CELL [cellname] [realmname=realmvalue,] [interconnect1=ethvalue,] [interconnect2=ethvalue,][interconnect3=ethvalue,] [interconnect4=ethvalue,] 
( ([ipaddress1=ipvalue,] [ipaddress2=ipvalue,] [ipaddress3=ipvalue,] [ipaddress4=ipvalue,]) | ([ipblock=ipblkvalue, cellnumber=numvalue]) ) --- To configure the Oracle Exadata cell network and starts services. 

CellCLI> create celldisk all harddisk
CellCLI> create celldisk all 
CellCLI> create celldisk all harddisk interleaving='normal_redundancy' 
interleaving -- none(default), normal_redundancy or high_redundancy
CellCLI> create celldisk all flashdisk 
CellCLI> create griddisk RECO_CD_11_cell01 celldisk=CD_11_cell01 
CellCLI> create griddisk RECO_CD_11_cell01 celldisk=CD_11_cell01 size=100M 
CellCLI> create griddisk all prefix RECO 
CellCLI> create griddisk all flashdisk prefix FLASH 
CellCLI> create griddisk all harddisk prefix HARD 
CellCLI> create griddisk all harddisk prefix='data', size='270g'
CellCLI> create griddisk all prefix='data', size='300g'
CellCLI> create griddisk all prefix='redo', size='150g' 
CellCLI> create griddisk all harddisk prefix=systemdg 
CellCLI> create flashcache celldisk='FD_00_cell01' 
CellCLI> create flashcache celldisk='FD_13_cell01,FD_00_cell01,FD_10_cell01,FD_02_cell01,FD_06_cell01, FD_12_cell01,FD_05_cell01,FD_08_cell01,FD_15_cell01,FD_14_cell01,FD_07_cell01,FD_04_cell01,FD_03_cell01,FD_11_cell01,FD_09_cell01,FD_01_cell01' 

CellCLI> create flashcache all 
CellCLI> create flashcache all size=365.25G 
CellCLI> create key 
CellCLI> create quarantine 
CellCLI> create threshold cd_io_errs_min.prodb comparison=">", critical=10 
CellCLI> create threshold CD_IO_ERRS_MIN warning=1, comparison='>=', occurrences=1, observation=1 

Sample Questions for Exadata Certification 1

Exadata Implementation Specialist Examination (1Z0-536)

1. Which types of data are most likely to be cached In the Exadata Smart Flash Cache?

A. Results of random reads.
B. Results of table scans.
C. Write to a mirror
D. Redo data
E. All data is cached In the Flash Cache

2. Your customer wants to use Hybrid Columnar Compression to get maximum compression on their data. Which option represents a best practice for achieving this goal?

A. Load compressed files with Direct Path loading
B. Sort incoming data on a column with a low cardinality
C. Use DBFS and external flies to load the data
D. Use Data Pump to load data

3. Which statement would you make about sharing I/O resources in an Exadata environment?

A. You can manage workloads within a database with Database Resource Manager.
B. You can manage workloads across multiple databases with Database Resource Manager.
C. You can manage workloads within a database with 10 Resource Manager.
D. You cannot manage workloads across multiple databases.

4. How do you back up the software used on an Exadata storage cell?

A. You use RMAN.
B. You back up the software files using an operating system method.
C. You do a complete copy of their system storage area.
D. You do not need to backup this software, as there is an automated recovery mechanism built into each cell.

5. Which statement properly describes potential allocation for a grid disk?

A. A grid disk must use all of a cell disk.
B. A grid disk can only use portions of a cell disk across all cells.
C. A grid disk can use portions of a cell disk on a subset of cells.
D. A grid disk can span multiple Exadata Storage Server ceils.