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Sun StorageTek Availability Suite 4.0 Software Installation and Configuration Guide

819-6147-10



Contents

Preface

1. Upgrading, Installing, and Uninstalling Availability Suite Software

Upgrading Availability Suite Software

procedure iconsmall spaceTo Upgrade from AVS 3.2

Installing Availability Suite Software

procedure iconsmall spaceTo Install AVS 4.0

Uninstalling Availability Suite Software

procedure iconsmall spaceTo Uninstall AVS 3.2

2. Initial Configuration Procedures

Overview of Initial Configuration Steps

Configuring System Files

procedure iconsmall spaceTo Edit the /etc/hosts File

Configuring the IP Stack (IPv4 and IPv6)

procedure iconsmall spaceTo Set Up an IPv6 Address

procedure iconsmall spaceTo Edit the /etc/services File

procedure iconsmall spaceTo Edit the /etc/nsswitch.conf File

Modifying Settings

Setting the Bitmap Operation Mode

Increasing the Number of Volume Sets

Increasing the Storage Volume Device Limit

Initializing the Configuration Database and Starting Services Using dscfgadm

The dscfgadm Utility

Usage

Options

Initializing the Configuration Database and Starting Services

Enabling or Disabling Services

Using Bitmap Volumes

Suggested Location of Bitmap Volumes

Size Requirements for Bitmap Volumes

Using a Volume Set File

Backing Up Configuration Information

procedure iconsmall spaceTo Back Up Configuration Information

3. Configuring the Remote Mirror Software

Replication

Synchronous Replication

Asynchronous Replication

Consistency Groups

Planning for Remote Replication

Business Needs

Application Write Load

Network Characteristics

Configuring the Asynchronous Queue

Disk or Memory Queue

Queue Size

procedure iconsmall spaceTo Resize a Queue

procedure iconsmall spaceTo Display the Current Queue Size, Length, and hwm

Setting the Correct Size for Disk-Based Asynchronous Queue

Configuring Asynchronous Queue Flusher Threads

Network Tuning

TCP Buffer Size

Viewing and Tuning TCP Buffer Sizes

Network Tuning To View TCP Buffers and Values

procedure iconsmall spaceTo View all TCP buffers

procedure iconsmall spaceTo View settings by buffer name

procedure iconsmall spaceTo View Buffer Sizes for a Socket

procedure iconsmall spaceTo Set and Verify the Buffer Size in a Startup Script

Remote Mirror's Use of TCP/IP ports

Default TCP Listening Port

Using Remote Mirror With a Firewall

Remote Mirror Software With Point-in-Time Copy Software

Remote Replication Configurations

A. Glossary

Index