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by Taisei Takai. Larry Coyne, Joe Swingler, Michael Scott, Alberto Barajas Ortiz, T
IBM TS7760 R4.2 Cloud Storage Tier Guide
Front cover
Notices
Trademarks
Preface
Authors
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Summary of changes
June 2019, First Edition minor udpates
Chapter 1. Cloud overview
1.1 What defines a cloud?
1.2 Cloud storage and public, private, and hybrid models
1.3 Object Storage hierarchy
1.3.1 Storage cloud hierarchy
1.3.2 Metadata
Chapter 2. Container resiliency
2.1 IBM Cloud Object Storage public
2.2 IBM Cloud Object Storage On-premise
2.3 Amazon S3
Chapter 3. IBM z/OS and object stores
3.1 Overview
3.2 Tape Cloud Connector for z/OS
3.3 Advanced Archive for DFSMShsm
3.4 z/OS Object Access Method (OAM) Cloud Support
3.5 DS8000 Transparent Cloud Tiering
3.6 TS7700 Cloud Storage Tier
3.7 Transparent Cloud Tiering
Chapter 4. Introducing the TS7760 Cloud Storage Tier
4.1 Overview
4.1.1 Cloud Storage Tier enabled cluster
4.1.2 TS7760C cloud pools
4.1.3 TS7760C accounts
4.1.4 TS7760C containers
4.1.5 Container Replication
Chapter 5. TS7760C planning considerations
5.1 Overview
Chapter 6. SSL certificate
6.1 Overview
6.2 IBM Cloud Object Store
6.2.1 Self-signed CA inside your IBM Cloud Object Storage
6.2.2 Internal organization CA inside your IBM Cloud Object Storage
6.2.3 Updating the TS7700 CA trust list
6.3 Amazon S3
Chapter 7. Setting up an IBM Cloud Object Storage Object Store
7.1 TS7700 interaction with IBM Cloud Object Storage
7.2 Creating an IBM Cloud Object Storage vault
7.3 Creating a custom vault
7.4 Using vault templates
7.4.1 Creating vault templates
7.4.2 Creating a vault by using a template
7.5 Granting access key authentication
Chapter 8. Setting up an AWS Cloud Object Storage
8.1 TS7700 interaction with Amazon S3
8.2 Generating an IAM user and credentials from a root account by using the AWS console
8.3 Amazon S3 buckets
8.3.1 Creating an S3 bucket
8.4 Cross-region replication
8.4.1 Requirements for CRR
8.4.2 Setting up S3 buckets for CRR
8.5 Setting up TS7700Cs with Amazon S3 Cross Region Replication
Chapter 9. Configuring TS7700 for cloud storage tier
9.1 Prerequisites
9.1.1 Restrictions
9.2 Feature codes for cloud storage tier
Chapter 10. Configuration examples
10.1 Stand-alone cluster
10.1.1 Stand-alone cluster with ICOS
10.1.2 Stand-alone cluster with Amazon S3
10.2 Two-way grid with one cloud pool, account, and container with ICOS
10.3 Two-way grid with one cloud pool for an Amazon S3 Cross Region Replication set of buckets accessed by using different credentials
10.4 Four-way grid with one cloud pool, two accounts, and one container using ICOS
10.5 Four-way clusters (one TS7700C in each location) with one cloud pool, two accounts, and one container using ICOS
Chapter 11. Disaster recovery principles
11.1 Tier to Cloud Considerations
11.2 Cloud object store availability
11.3 Required data for restoring the host environment
11.4 Volume sizing
11.5 Recovery time objectives
11.6 Production activity and bandwidth
11.7 Redundancy in the cloud
11.8 Cost of object store retrieval
Chapter 12. Monitoring the TS7700C
12.1 TS7760 object name format
12.2 BVIR example
12.3 VEHSTATS
12.4 MI windows
12.5 LI REQ commands
12.6 Capacity monitoring cloud storage
12.6.1 Capacity monitoring on IBM Cloud Object Storage
12.6.2 Capacity monitoring on AWS S3
Chapter 13. Migration and upgrade considerations
13.1 Data migration considerations
13.1.1 Migrating data from the Resident-Only partition
13.1.2 Migrating data from TS7700 in the grid configuration through replication
13.2 Upgrade existing TS7700 to TS7700C considerations
Chapter 14. Troubleshooting
14.1 Network firewall problems
14.2 DNS and JSON settings for AWS S3
14.2.1 DNS Server
14.2.2 AWS JSON file
14.3 Cloud service problems
14.3.1 Did your cloud SSL certificate expire?
14.3.2 Did your cloud credential expire or is no longer valid?
14.3.3 Is your Object Storage receiving heavy requests from other devices?
14.3.4 Is your grid network receiving heavy replication throughput?
14.3.5 Is your object store full?
14.3.6 Time difference between TS7760C and Object Storage is greater than 10 minutes
14.4 Cloud or Grid network failures
14.4.1 Migration of volumes suspended
14.4.2 Recall of volumes suspended
14.4.3 Delete expire processing of volumes
14.4.4 Logical volume eject processing
14.4.5 LI REQ CLDINFO command
14.5 Events related to a cloud
Chapter 15. Performance considerations
15.1 Generalizing a grid configuration using units of work
15.2 Cloud attach-specific performance considerations
15.2.1 Network bandwidth and premigration queue size
15.2.2 Logical volume size
15.2.3 Premigrate and recall time outs
Chapter 16. Library Request Commands for use with Cloud Storage Tier
16.1 Cloud Storage Tier host considerations
16.2 LI REQ support for Cloud Storage Tier
16.2.1 LIBRARY REQUEST,composite_library,LVOL,volser,INFO
16.2.2 LIBRARY REQUEST,composite_library,LVOL,volser,CLDINFO
16.2.3 LIBRARY REQUEST,composite_library,LVOL,volser,INFO,FLASH
16.2.4 LIBRARY REQUEST,distributed_library,CLDSET
16.2.5 LI REQ STATUS command with GRLNKACT parameter
16.2.6 Cloud-related operator messages
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ISBN 0738457671
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