Sun Svm Vs Vxvm Feature Comparison

Solaris Volume Manager (SVM) Feature Comparison with Veritas Volume Manager (VxVM) Feature/Functionality

Benefit

SVM

VxVM

Price

Cost

Free

$$$

Solaris Integration (updates/patches)

Support

✔

✘

Heterogeneous platforms

Management

✘

✔

Mirrored Copies (RAID 1)

Availability

✔

✔

Multiple Mirrors

Availability

✔

✔

Distributed Parity (RAID 5)

Availability

✔

✔

Striped Mirrors (RAID 0+1)

Performance & Availability

✔

✔

Mirrored Stripes (RAID 1+0)

Performance & Availability Integrity & Reliability

✔

✔

✔

✘

Overlapped Writes from Multiple Servers

Integrity & Reliability

✘

✔

Auto-Rebuild of Failed Mirrors & RAID (Hot Spares)

Availability

✔

✔

Single Instance Multipath (Loadbalancing/Alternate Pathing) Simultaneous Access to Data

Performance & Availability Performance

✔

✔

✔

✔

Import/Export Disksets

✔

✔

Striping/Concatenating (RAID 0)

Availability & Manageability Performance

✔

✔

Partial Mirrors

Performance

✘

✔

Fast Mirror Re-Synchronization (includes 3rd Mirror breakoff)

Availability

✔

✔

Soft Partitioning on a Single Volume

Manageability

✔

✔

Partitioning Management

Manageability

✔

✔

Partition Protection (Enable Overlapping Partition) Disk Label Protection

Manageability

✔

✔

Manageability

NA *1

✔

Device ID Support

Manageability

✔

✔

Disksets

Manageability

✔

✔

Flexible Configuration Repository

Manageability

✔

✘

Metadata Input File Updates

Manageability

✔

✔

Serial Write Capability

Feature/Functionality

Benefit

SVM

VxVM

Wizard Based Disk Management

Manageability

✔

✔

Storage Volumes based on QoS2

Manageability

✔

✔

SNMP Event Support

Manageability

✔

✔

Automated Disk Replacement Capabilty Command Logging Interface

Manageability

NA *3

✔

Manageability

✔

✔

Graphical User Interface

Manageability

✔

✔

Common Configuration Menu

Manageability

✔

✔

Graphical Disk Management

Manageability

✔

✔

Graphical Performance Analysis

Manageability

✔

✔

Logical-to-Physical Storage Mapping

Manageability

✔

✔

Edit the Configuration Changes to be made

Manageability

✔

✘

Simultaneous Multiple Instances

Manageability

✔

✔

Global View of Storage Resources

Manageability

✔

✔

Seamless Upgrades Including Mirrored Roots Disk Monitoring to Detect Failed Disks

Manageability

✔

✘

Manageability & Availability

✔

✔

Online Volume Expansion

Manageability

✔

✔

Instantaneous Configuration Update

Manageability

✔

✔

CIM/WBEM API

Manageability

✔

✘

JumpStart and Live Upgrade

Manageability

✔

✔

Storage-based replication for DR

✘

✔

Sun Best Practice for boot disks

Manageability & Availability Manageability

✔

✔

More than 32 disksets

Manageability

✔

✔

Footnotes 1. SVM does not write over a Disk Label: It allows finer level of granularity by dividing the disks into slices 2. Through hot spares