- ページ 3

サーバー Dell PowerEdge External Media System 1434のPDF マニュアルの使用をオンラインで閲覧またはダウンロードできます。Dell PowerEdge External Media System 1434 16 ページ。 Statement of volatility
Dell PowerEdge External Media System 1434 にも：スタートマニュアル (12 ページ), マニュアル (38 ページ), マニュアル (29 ページ), 構成 (16 ページ), マニュアル (10 ページ)

ページを印刷する

Dell PowerEdge External Media System 1434 マニュアルの使用

Dell High Availability and Disaster Recovery Solutions Using Microsoft SQL Server 2012 AlwaysOn

Availability Groups

Contents

Executive summary ....................................................................................................... 4

Introduction ................................................................................................................ 4

Objectives................................................................................................................ 5

Why Dell server and storage hardware for AlwaysOn setup? .................................................... 5

Processors ............................................................................................................. 5

Memory ................................................................................................................ 5

Internal storage (HDD and SSD) ................................................................................... 5

Introduction to Microsoft SQL Server 2012 AlwaysOn Availability Groups (AVG) ............................... 6

AlwaysOn Availability Groups Architecture ........................................................................ 6

Most common HA and DR deployments for SQL databases ...................................................... 7

Dell reference configuration for AVG ............................................................................... 8

AVG deployments on non-shared storage .......................................................................... 8

Major advantages and limitations of implementing AVG on non-shared storage ......................... 9

AVG deployments on shared storage .............................................................................. 10

Advantages and limitations of implementing AVG on shared storage .................................... 14

AVG deployments on hybrid (HDD and SSD) storage ............................................................ 14

Benefits .............................................................................................................. 14

Advantages and limitations of implementing AVG on hybrid (SSDs and HDDs) storage ............... 15

Flexible failover policies and enhanced diagnostics for detecting failover conditions .................. 15

Summary .................................................................................................................. 16

Figures

Figure 1.

Availability Groups on WSFC ............................................................................. 7

Figure 2.

Simple AVG deployment on PE R720XD local storage ................................................ 9

Figure 3.

Scenario 1 : SQL Server FCI with AVG on shared storage ......................................... 11

Figure 4.

Scenario 2 : SQL Server FCI with AVG on shared storage ......................................... 12

Figure 5.

Creating AVG with FCI ................................................................................... 13

Figure 6.

FCI with AVG deployment setting ..................................................................... 13

Figure 7.

AVG deployments on SSD and HDD .................................................................... 14