Oracle Exadata Recipes: A Problem-Solution Approach by John Clarke

By John Clarke

Oracle Exadata Recipes takes an example-based, problem/solution strategy in displaying the right way to measurement, set up, configure, deal with, computer screen, optimize, and migrate Oracle database workloads on and to the Oracle Exadata Database Machine.  even if you’re an Oracle Database administrator, Unix/Linux administrator, garage administrator, community administrator, or Oracle developer, Oracle Exadata Recipes offers potent and confirmed options to complete a wide selection of initiatives at the Exadata Database Machine.  you could suppose convinced utilizing the trustworthy recommendations which are verified during this booklet on your company Exadata surroundings. coping with Oracle Exadata is not like handling a conventional Oracle database. Oracle’s Exadata Database desktop is a pre-configured engineered procedure constructed from and software program, equipped to convey severe functionality for Oracle Database workloads.  Exadata gives you severe functionality through providing an optimally balanced infrastructure with speedy elements at every one layer of the engineered know-how stack, in addition to a distinct set of Oracle software program gains designed to leverage the high-performing infrastructure by way of decreasing I/O calls for. permit Oracle Exadata Recipes assist you translate your latest Oracle Database wisdom into the interesting new development sector that's Oracle Exadata. is helping expand your Oracle Database skillset to the fast-growing, Exadata platform provides info on dealing with Exadata in a precious, example-based layout essentially explains special Exadata software program and positive factors What you’ll research set up and configure Exadata deal with your Exadata infrastructure computer screen and troubleshoot functionality concerns deal with clever experiment and phone offload processing benefit from Hybrid Columnar Compression install clever Flash Cache and clever Flash Logging make sure the future health of your Exadata atmosphere Who this ebook is for Oracle Exadata Recipes is for Oracle Database directors, Unix/Linux directors, garage directors, backup directors, community directors, and Oracle builders who are looking to fast discover ways to boost powerful and confirmed ideas with out examining via a long handbook scrubbing for recommendations. Readers in a rush will enjoy the recipe structure that units up options to universal initiatives because the centerpiece of the ebook. desk of Contents Exadata undefined Exadata software program How Oracle Works on Exadata Workload Qualification Sizing Exadata getting ready for Exadata management and Diagnostics Utilities Backup and restoration  garage management community management  Patching and improvements safety tracking Exadata garage Cells Host and Database functionality tracking shrewdpermanent experiment and mobilephone Offload Hybrid Columnar Compression I/O source administration and example Caging clever Flash Cache and shrewdpermanent Flash Logging garage Indexes Post-Installation tracking projects Post-Install Database projects  

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00:00:00 grid 8247 1 0 14:09 ? 00:00:00 grid 8257 1 0 14:09 ? 00:00:00 root 8345 1 0 14:09 ? 00:00:08 grid 8346 1 0 14:09 ? 00:00:02 root 8359 1 0 14:09 ? 00:00:02 root 9251 1 0 14:10 ? 3/grid/crf/db/cm01dbm01 root 10186 28645 0 14:51 pts/0 00:00:00 grid 15037 1 0 14:15 ? info CHAPTER 2 ■ Exadata Software completed CRS-4133: Oracle High Availability Services has been stopped. 3/grid/bin/crsctl start crs CRS-4123: Oracle High Availability Services has been started. [root@cm01dbm01 ~]# How It Works Exadata compute server nodes run Oracle Enterprise Edition 11gR2 Grid Infrastructure to facilitate and manage databases and other resources or processes across the compute grid.

In this chapter, we will cover how Oracle runs on Exadata and contrast it to non-Exadata database tier platforms and storage solutions. Readers will walk away from the sections in this chapter with a solid understanding of “how Exadata is different,” which will help when troubleshooting and will provide a solid base for the information presented in the upcoming chapters in this book. 3-1. Mapping Physical Disks, LUNs, and Cell Disks on the Storage Servers Problem As an Exadata DMA, you wish to map the physical disks in an Exadata Storage Server to Logical Units (LUNs) and map LUNs to Exadata cell disks in order to understand how Exadata’s disks are presented as usable storage entities.

8880615234375G ... Additional flash disks omitted CellCLI> The output displays LUNs for both physical disks and flash disks, the physical device name, TRUE or FALSE for the isSystemLun attribute, and the LUN size. From the LUN level in the storage hierarchy, the device mapping simply shows which physical device a LUN is built on; the actual physical partition for the disks in the System Area is displayed at the cell disk level. info Chapter 3 ■ How Oracle Works on Exadata Exadata cell disks are built on LUNs.

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