Table of Contents
Storage Virtualization Something old, something new…
Two New(?) Terms
Users Want…
How to Give Users What They Want
What RAID Does…
Virtualization Makes “Disks” from Disks
Life Is Good…
…then SANs Happened
The SAN Promise
The SAN Reality SANs can do all they promise, but…
A SAN needs a Storage Administrator
Virtualization in the RAID Subsystem
Virtualization in the Host
Virtualization in the Host
Using Virtualization: Failover Clusters
Using Virtualization: Shared Data Clusters
Virtualization Discussion #1
Virtualization in the Infrastructure (“In-Band”)
Virtualization in the Infrastructure (“In-Band”)
Now It Gets Complicated: “Out-of-Band” Virtualization
Virtualization Discussion #2
Variation on a Theme: Out-of-Band “Virtual File System”
Variation on a Theme: Out-of-Band “Virtual File System”
Variation on a Theme: Virtual File System on Virtual Storage
Variation on a Theme: Virtual File System on Virtual Storage
Using Virtualization: Host-based Data Replication
Using Virtualization: Host-based Data Replication
Using Virtualization: Storage-based Data Replication
File Virtualization: Integrated Network Attached Storage (NAS)
File Virtualization: Enterprise “NAS Head”
File Virtualization: Enterprise “NAS Head”
File Virtualization: The In-Band Virtual Storage of Tomorrow
File Virtualization: The In-Band Virtual Storage of Tomorrow
Virtualization Discussion #3
Roadmap
Storage Administrator Metrics
Step 1: Unified Management
Step 1: Unified Management
Step 2: Intelligent Provisioning: (Time to…)
Step 2: Intelligent Provisioning: (Time to…)
Step 3: SAN Volume Management
Step 3: SAN Volume Management
Endgame: QoSS-Based Enterprise Storage Management
Summing Up
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