DASD moving from RAID 5 to RAID 6
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DASD moving from RAID 5 to RAID 6

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Article ID: 125017

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Updated On:

Products

Datacom DATACOM - AD CIS COMMON SERVICES FOR Z/OS 90S SERVICES DATABASE MANAGEMENT SOLUTIONS FOR DB2 FOR Z/OS COMMON PRODUCT SERVICES COMPONENT Common Services CA ECOMETER SERVER COMPONENT FOC Easytrieve Report Generator for Common Services INFOCAI MAINTENANCE IPC UNICENTER JCLCHECK COMMON COMPONENT Mainframe VM Product Manager CHORUS SOFTWARE MANAGER CA ON DEMAND PORTAL CA Service Desk Manager - Unified Self Service PAM CLIENT FOR LINUX ON MAINFRAME MAINFRAME CONNECTOR FOR LINUX ON MAINFRAME GRAPHICAL MANAGEMENT INTERFACE WEB ADMINISTRATOR FOR TOP SECRET Xpertware

Issue/Introduction



Our DASD is moving from RAID 5 to RAID 6, is there any maintenance to be applied, or are there any concerns for the Datacom suite of products? 

Environment

Release:
Component: DB

Resolution

This is no maintenance nor concerns for RAID 6 with Datacom family of products.

Additional Information

RAID 6 overview 
RAID 6 is a method of increasing the data protection of arrays with volume data spread across multiple disk drives. The DS8000® series supports RAID 6 arrays. 

RAID 6 increases data protection by adding an extra layer of parity over the RAID 5 implementation. By adding this protection, RAID 6 can restore data from an array with up to two failed drives. The calculation and storage of extra parity slightly reduces the capacity and performance compared to a RAID 5 array. RAID 6 is suitable for storage using archive class disk drives. 

https://www.ibm.com/support/knowledgecenter/HW213_7.4.0/com.ibm.storage.ssic.help.doc/f2c_raid-6implementation_3qsqjj.html