Sun Microsystems 3 manual Applications, Architecture

Page 15

Applications

The Sun SNDR software provides protection of critical enterprise information. The following information types are candidates for remote replication:

Database partitions and logs

Data that is important for business continuance in a disaster situation

The Sun SNDR software can be leveraged for additional applications, such as:

Data migration

Remote backup

Remote data analysis

Test and development

Architecture

The Sun SNDR software operates on logical volumes that can be linear, striped, or RAID devices. You can create the logical volumes by using the Sun Solstice DiskSuite™ or Veritas Volume Manager software.

The core Sun SNDR software code is a kernel module that interfaces to the network storage control module (NSCTL) data service framework. The Sun SNDR software is configurable on any device that is accessible through the NSCTL data service framework. The sndradm CLI is the external user interface used to manage the Sun SNDR software.

FIGURE 1 shows the relationship between SNDR and the rest of the NSCTL data service framework.

Chapter 1 Overview 5

Image 15
Contents Sun StorEdge Network Data Replicator Configuration Guide Please Recycle Contents Page Before You Read This Book PrefaceDocumentation Conventions Using Unix CommandsRelated Documentation Shell PromptsApplication Title Part Number Accessing Sun Documentation Online Ordering Sun DocumentationSun Welcomes Your Comments Page Sun Sndr Software Description OverviewPage TCP/IP Connection Hardware Components Supported Hardware and SoftwareNetwork Multipathing Architecture ApplicationsSdbc Volumes Eligible for Replication Configuration ConsiderationsChoosing Volume Level Protection Bitmap Volumes for Scoreboard LogsATM Link Advantages Choosing a Connection Medium to Link My SitesLink Security Configuring Redundant Links Between SitesChoosing Between Synchronous and Asynchronous Replication Configuring The Sun Sndr Software for Mutual Replication When To Suspend Replication to the Secondary SiteSync Order-Dependent Writes and Volume Set GroupingRecovery Considerations Recovering the Primary or Secondary SiteFailing Over to the Secondary Site Choosing the Resynchronization Type Update or Full Using The Sun Sndr and Sun StorEdge Instant Image Software Sun Sndr Software and Sun StorEdge Fast Write Cache Software Dev/rdsk/c0t0d0s9 One-to-Many and Multihop Volume SetsUsing The Sun Sndr Software in a Firewall Environment
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