Systemadministration

Updated to cover Docker version 1.10Docker is quickly changing the way that organizations are deploying software at scale. But understanding how Linux containers fit into your workflowand getting the integration details rightare not trivial tasks. With this practical guide, youll learn how to use Docker to package your applications with all of their dependencies, and then test, ship, scale, and support your containers in production.Two Lead Site Reliability Engineers at New Relic share much of what they have learned from using Docker in production since shortly after its initial release. Their goal is to help you reap the benefits of this technology while avoiding the many setbacks they experienced.Learn how Docker simplifies dependency management and deployment workflow for your applicationsStart working with Docker images, containers, and command line toolsUse practical techniques to deploy and test Docker-based Linux containers in productionDebug containers by understanding their composition and internal processesDeploy production containers at scale inside your data center or cloud environmentExplore advanced Docker topics, including deployment tools, networking, orchestration, security, and configuration

"What is eBPF? With this revolutionary technology, you can write custom code that dynamically changes the way the kernel behaves. It's an extraordinary platform for building a whole new generation of security, observability, and networking tools. This practical book is ideal for developers, system administrators, operators, and students who are curious about eBPF and want to know how it works. Author Liz Rice, chief open source officer with cloud native networking and security specialists Isovalent, also provides a foundation for those who want to explore writing eBPF programs themselves"--

Get up to speed with Prometheus, the metrics-based monitoring system used by tens of thousands of organizations in production. This practical guide provides application developers, sysadmins, and DevOps practitioners with a hands-on introduction to the most important aspects of Prometheus, including dashboarding and alerting, direct code instrumentation, and metric collection from third-party systems with exporters.This open source system has gained popularity over the past few years for good reason. With its simple yet powerful data model and query language, Prometheus does one thing, and it does it well. Author and Prometheus developer Brian Brazil guides you through Prometheus setup, the Node exporter, and the Alertmanager, then demonstrates how to use them for application and infrastructure monitoring.Know where and how much to apply instrumentation to your application codeIdentify metrics with labels using unique key-value pairsGet an introduction to Grafana, a popular tool for building dashboardsLearn how to use the Node Exporter to monitor your infrastructureUse service discovery to provide different views of your machines and servicesUse Prometheus with Kubernetes and examine exporters you can use with containersConvert data from other monitoring systems into the Prometheus format

Manage your SAP S/4HANA and SAP ERP master data with this hands-on guide! Walk through implementing, configuring, and using SAP Master Data Governance, both on-premise and in the cloud! Whether your organization requires custom applications or works with out-of-the-box central governance, consolidation, and mass processing, you'll find detailed instructions for every step. From data modeling to data replication, this comprehensive guide will help you master your data!a. ModelingCreate and extend data models by mastering entity types, attributes, hierarchies, and other elements. Use the floorplan manager for UI modeling and explore the use of change requests and workflows in process modeling.b. Data Quality and ReplicationEnsure your organization is using quality data in its operations. Learn to remediate and your enrich data. Then, move that data to where it needs to be in your system using tools like the data export framework, data import frameworks, and entity-based upload/download.c. Integrations and ExtensionsPut SAP MDG to use in your entire landscape by integrating with SAP Integration Suite, Central Finance, SAP Product Lifecycle Management, SAP Ariba, and more. Explore SAP MDG's quick start options and complementary solutions from SolEx.Highlights Include:On-premise and cloud deploymentData modelingProcess modelingData qualityData replicationData migrationConsolidationOperationsMass processingIntegrationsExtensionsAnalyticsHighlights:On-premise and cloud deploymentData modelingProcess modelingData qualityData replicationData migrationConsolidationOperationsMass processingIntegrationsExtensionsAnalytics

A comprehensive guide to administering and protecting the latest Windows 11 and Windows Server 2022 from the complex cyber threatsKey FeaturesLearn to protect your Windows environment using zero-trust and a multi-layered security approachImplement security controls using Intune, Configuration Manager, Defender for Endpoint, and moreUnderstand how to onboard modern cyber-threat defense solutions for Windows clientsBook DescriptionAre you looking for the most current and effective ways to protect Windows-based systems from being compromised by intruders? This updated second edition is a detailed guide that helps you gain the expertise to implement efficient security measures and create robust defense solutions using modern technologies.The first part of the book covers security fundamentals with details around building and implementing baseline controls. As you advance, you'll learn how to effectively secure and harden your Windows-based systems through hardware, virtualization, networking, and identity and access management (IAM). The second section will cover administering security controls for Windows clients and servers with remote policy management using Intune, Configuration Manager, Group Policy, Defender for Endpoint, and other Microsoft 365 and Azure cloud security technologies. In the last section, you'll discover how to protect, detect, and respond with security monitoring, reporting, operations, testing, and auditing.By the end of this book, you'll have developed an understanding of the processes and tools involved in enforcing security controls and implementing zero-trust security principles to protect Windows systems.What you will learnBuild a multi-layered security approach using zero-trust conceptsExplore best practices to implement security baselines successfullyGet to grips with virtualization and networking to harden your devicesDiscover the importance of identity and access managementExplore Windows device administration and remote managementBecome an expert in hardening your Windows infrastructureAudit, assess, and test to ensure controls are successfully applied and enforcedMonitor and report activities to stay on top of vulnerabilitiesWho this book is forIf you're a cybersecurity or technology professional, solutions architect, systems engineer, systems administrator, or anyone interested in learning how to secure the latest Windows-based systems, this book is for you. A basic understanding of Windows security concepts, Intune, Configuration Manager, Windows PowerShell, and Microsoft Azure will help you get the best out of this book.Table of ContentsFundamentals of Windows SecurityBuilding a BaselineHardware and VirtualizationNetworking Fundamentals for Hardening WindowsIdentity and Access ManagementAdministration and Policy ManagementDeploying Windows SecurelyKeeping Your Windows Client SecureAdvanced Hardening for Windows ClientsMitigating Common Attack VectorsServer Infrastructure ManagementKeeping Your Windows Server SecureSecurity Monitoring and ReportingSecurity OperationsTesting and AuditingTop 10 Recommendations and the Future

Preparing for your SAP Extension Suite development associate exam? Make the grade with this certification study guide! From user interfaces to security, this guide will review the key technical knowledge you need to pass the test. Explore test methodology, key concepts for each topic area, and practice questions and answers. Your path to SAP Extension Suite certification begins here! Highlights include:1) Exam C_CPE_132) SAP S/4HANA3) SAP Extension Suite 4) SAP Integration Suite 5) SAP API Business Hub6) SAP Business Application Studio7) SAP Business Technology Platform (SAP BTP)8) SAP Fiori9) APIs10) Continuous integration and continuous delivery (CI/CD)11) Extensibility12) Security

Do you understand the powerful capabilities of ZFS and wish you could easily incorporate them with your Jailed VM system. Maybe you have FreeBSD Jails up and running using one of the scripted solutions but it feels like magic is happening just out of your sight. FreeBSD v10 Jails - Step by Step is written for the System Administrator who is familiar with FreeBSD and ZFS but would like some simple tested steps for getting Multiple Jails configured. This document outlines "one way" to simply: "Get It Done!" This workbook will provide step by step instructions to: * build an infrastructure to support Multiple Jailed systems. * incorporate ZFS capabilities from beginning to end. * show how to add new jails and remove unneeded ones. * connect each jailed system to separate networks. * maintain your FreeBSD Jail Host and it's jails. * backup, archive and restore jails.

If you have been in the dark about how to use Kubernetes to its full potential or are hoping to maximize your knowledge of this platform, then Kubernetes: A Step-By-Step Guide to learn and Master Kubernetes is the book for you! From Deployments to Pods, Services, Extensions, Client Libraries, and a host of other valuable aspects of the Kubernetes platform, this book is perfect for readers interested in mastering this platform. Not to mention, this text makes effective use of practical examples that will augment your use of the platform so that you can achieve and surpass whatever goals that you have. Do not hinder yourself from becoming the very best user of Kubernetes that you can be! Maximize your talents and adopt all of the helpful practices, methods, and strategies that are elaborated upon this e-book! In this way, a true step-by-step approach is presented. Moving through all of the various features of the platform, readers will gain access to knowledge that will pay dividends throughout their use of Kubernetes. Not to mention, it will not be surprising if many readers continue to use this book as a reference whenever they are confronted by issues or struggles when using the platform. The detailed nature of this book gives readers the perfect balance of background information and practical tools and insight.Hence, go ahead and dive right into the contents of the book! Inside, you will find: -The precise manner in which Kubernetes functions, including what it was developed for and how it can assist users;-The limitations of the platform, along with alternative measures to circumvent these limitations;-Each of the various aspects and features of the platform;-The benefits of Kubernetes Extensions;...and much more!