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Changes to Swap on Cloud Servers

As of October 28, 2013, Cloud Servers built using our base Linux images will be created without a dedicated swap partition and “swappiness” (a measure of how the Linux kernel will try to use swap memory) set to 0. Any Linux Cloud Servers built from an old ...

Filed in: Cloud Servers

Cloud Servers with Managed Cloud Service Level - Spheres of Support

The Rackspace Managed Cloud Service Level provides support beyond the standard Infrastructure Service Level, including direct assistance with resizes, snapshots, host machine issues, monitoring, adding and removing servers, and managing IP addresses. To e ...

Fail2ban

Introduction In this article you will learn how to install and configure fail2ban, a security tool that defends against brute force attacks. Before any attackers can compromise a system they have to find a way in. They might take a brute force approach, t ...

Filed in: Cloud Servers

Linux file permission concepts

Linux file permissions are strange and wondrous things. Start down the path of understanding by looking at the core concepts behind them before moving on to practical applications. This series will start with the basics and move on to more advanced topics ...

Filed in: Cloud Servers

Understanding logrotate - part 1

What is logrotate? It may surprise you to learn that logrotate is a program used to rotate logs. It’s true! The system usually runs logrotate once a day, and when it runs it checks rules that can be customized on a per-directory or per-log basis. “Log rot ...

Filed in: Cloud Servers

Using iotop to check I/O and swap

The iotop utility provides an easy-to-use interface for monitoring swap and disk I/O on a per-process basis. Watching the disk Sometimes you get more disk activity on your system than you would like. Maybe you saw the problem by running iostat, or you’ve ...

Filed in: Cloud Servers

Service Troubleshooting on Linux

Troubleshooting Internet services This article series provides a set of steps for troubleshooting general issues accessing a network service, like sending an e-mail using your mail server or viewing a webpage on your web server. There are two main topics ...

Filed in: Cloud Servers

Introducing the New Cloud Control Panel

The New Cloud Control Panel lets you manage your Rackspace Cloud infrastructure through a simple, intuitive graphical interface. This article introduces you to some of the cool features we've put in place that will make your daily administration task ...

Filed in: Cloud Servers

What Is New with Performance Cloud Servers

Rackspace Cloud Servers has introduced a new architecture for Linux and Microsoft Windows servers called Performance Cloud Servers . This article describes some of the major features and benefits that this new offering provides: New Disk Structure Perform ...

Filed in: Cloud Servers

Migrating to a Performance Cloud Server

Migrating your data to a Performance Cloud Server from a standard Cloud Server can be a straightforward process with some planning and preparation. Preparation For detailed advice on preparing a server for a smooth migration, please see the recommendation ...

Filed in: Cloud Servers

Rackspace Cloud Essentials 3 - Basic Cloud Server Security

Although Rackspace Cloud has taken steps to make your default Cloud Server image as secure as possible, the first line of defense lies in the hands of you, our customer.  Follow these steps immediately after creating your Cloud Server to help protect the ...

Filed in: Cloud Servers

Gentoo 10.1

Contents 1 Introduction 2 Read These If You're New To Cloud Servers 3 Read These If You're New To Linux 4 Secure Your Server 4.1 Policies 4.2 Monitoring 4.3 Access Control 4.3.1 Firewalls 4.4 Cryptography 4.4.1 SSL 4.5 Malicious Code 5 Use Your ...

Filed in: Cloud Servers

Installing FTP in IIS on Windows Server

This article will address how to install and set up FTP services in both IIS 6.0 (Windows Server 2003) and 7.0 (Server 2008) and walk through creating an FTP site Internet Information Services FTP services in Windows do require IIS to be installed on the ...

Filed in: Cloud Servers

Installing an SSL certificate on Apache

This article is a continuation of Generate a CSR and will take you from creating and receiving your SSL cert from your authority of choice to installing it in apache. I've chosen to Apache since it is the most common web server on Linux and the Inter ...

Filed in: Cloud Servers

RHEL 5.4

Contents 1 Introduction 2 Read These If You're New To Cloud Servers 3 Read These If You're New To Linux 4 Secure Your Server 4.1 Policies 4.2 Monitoring 4.3 Access Control 4.3.1 Firewalls 4.4 Cryptography 4.4.1 SSL 4.5 Malicious Code 5 Use Your ...

Filed in: Cloud Servers

Ubuntu 8.04.2 LTS (Hardy)

Contents 1 Introduction 2 Read These If You're New To Cloud Servers 3 Read These If You're New To Linux 4 Secure Your Server 4.1 Policies 4.2 Monitoring 4.3 Access Control 4.3.1 Firewalls 4.4 Cryptography 4.4.1 SSL 4.5 Malicious Code 5 Use Your ...

Filed in: Cloud Servers

Windows Server 2003 R2 SP2 x64

Note:  Rackspace no longer offers Cloud Servers with Windows 2003, but these instructions are here for legacy support purposes.     Contents 1 Introduction 2 Getting Started 3 Windows Firewall and Security 4 Internet Information Services 5 Microsoft SQL S ...

Filed in: Cloud Servers

Windows Server 2008 SP2 x64

Contents 1 Introduction 2 Getting Started 3 Windows Firewall 4 Internet Information Services 5 Microsoft SQL Server Introduction What are Cloud Servers? Cloud Servers SLA Cloud Servers FAQ Getting Started What You Need to Know About Cloud Servers for Wind ...

Filed in: Cloud Servers

Windows Server 2008 SP2 x86

Contents 1 Introduction 2 Getting Started 3 Windows Firewall 4 Internet Information Services 5 Microsoft SQL Server Introduction What are Cloud Servers? Cloud Servers SLA Cloud Servers FAQ Getting Started What You Need to Know About Cloud Servers for Wind ...

Filed in: Cloud Servers

Ubuntu 10.04 LTS (Lucid)

Contents 1 Introduction 2 Read These If You're New To Cloud Servers 3 Read These If You're New To Linux 4 Secure Your Server 4.1 Policies 4.2 Monitoring 4.3 Access Control 4.3.1 Firewalls 4.4 Cryptography 4.4.1 SSL 4.5 Malicious Code 5 Use Your ...

Filed in: Cloud Servers

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