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How to Expand the Zero Data Loss Recovery Appliance Storage Cells (Doc ID 2105482.1)

Last updated on JANUARY 28, 2019

Applies to:

Zero Data Loss Recovery Appliance X4 Hardware - Version All Versions and later
Zero Data Loss Recovery Appliance X5 Hardware - Version All Versions and later
Zero Data Loss Recovery Appliance Software - Version 12.1.0.1.0 to 12.1.1.1.1
Linux x86-64

Goal

 Add new storage cells to an existing Zero Data Loss Recovery Appliance and grow the Storage Location.

Solution

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In this Document
Goal
Solution
 Expanding Storage Cells for ZDLRA 12.2.1.1.X (Use RACLI)
 Known Issues
 Problem (Cell names that include a hyphen "-")
 Workaround (Cell names that include a hyphen "-")
 Expanding Storage Cells for ZDLRA Manually (ZDLRA 12.1.1.1.X)
 Logic For Diskgroup (Add Vs Create)
 Table of Storage Cell Expansion Add vs Create Diskgroup Logic
 Validate New Cells Version
 Configure Cell Details
 Gather Existing Cell Information
 Set the new cell attributes
 Configure Cell Disks and Grid Disks
 Create the celldisks
 Create the Griddisks with the sizes from the existing cell
 Enable WriteBack Flash Cache Mode
 Drop the flashcache
 Drop the first two Griddisks of CATALOG
 Update the DB Nodes for ALL NEW CELLS
 Edit cellip.ora file (as oracle user)
 Edit /etc/hosts to include the new host (as root user)
 Verify accessibility of all grid disks (run as the root user or the oracle user.) 
 Diskgroup Logic Summary
 Add the Griddisks (DELTA & CATALOG) to the Diskgroup (as sysasm)
 Add the CATALOG Griddisks from ALL NEW cells to ASM Diskgroup
 Confirm that the Rebalance is Running
 Confirm Rebalance is complete
 Confirm that the groups are online
 Finalize the ZDLRA Configurations
 Perform ZDLRA specific customizations (Adding Storage to DELTA - ONLY!!!)
 Update the db_recovery_file_dest to the new Storage Location
 Use API call to Change the value of db_recovery_file_dest_size parameter  
 Create RA_CF
  Increase the size of the RA_POOL tablespace
 Update the SL_sizing Table Using the API Call  
 Get the size of the Storage Location as RASYS USER
 Validate the size of Diskgroup (+DELTA) to be added to the Storage Location  
 Update the throttle to update the config values
 Perform ZDLRA specific customizations (Creating a New DELTAn - ONLY!!!)
 Mount the new diskgroup on the compute node 2
 Update the db_recovery_file_dest to the new Storage Location 
 Create RA_CF
 Validate the size of Diskgroup (DELTA2) to be added to the Storage Location  
 Confirm the Expansion was Successful by checking the sizes for SL  
 Update the throttle to update the config values

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