{"pk": 95, "path": "00010001000200010007001W", "depth": 6, "numchild": 0, "translation_key": "950d240b-bcaf-4efd-a85e-9c18e9e8b765", "locale": 1, "title": "Red Hat High Availability Clustering", "draft_title": "Red Hat High Availability Clustering", "slug": "red-hat-high-availability-clustering-kampanj-best\u00e4ll-senast-295", "content_type": 14, "live": true, "has_unpublished_changes": true, "url_path": "/home/utbildning/red-hat/alla-kurser/red-hat-high-availability-clustering-kampanj-best\u00e4ll-senast-295/", "owner": null, "seo_title": "", "show_in_menus": false, "search_description": "Design and deploy a high availability cluster\r\nThe intensive, hands-on Red Hat\u00ae High Availability Clustering course teaches storage management, the Red Hat High Availability Add-On, and the shared storage technology delivered by Red Hat Global File System 2 (GFS2) and Red Hat Gluster Storage.\r\nCourse Overview\r\nCreated for senior Linux\u00ae system administrators, this 4-day course strongly emphasizes lab-based activities. You'll learn how to deploy and manage shared storage and server clusters that provide highly available network services to a mission-critical enterprise environment.\r\nThis course also helps you prepare for the\u00a0Red Hat Certificate of Expertise in High Availablity exam (EX436).\r\nCourse content summary\r\nInstall and configure a Pacemaker-based high-availability cluster\r\nCreate and manage highly available services\r\nTroubleshoot common cluster issues\r\nWork with shared storage (iSCSI) and configure multipathing\r\nConfigure GFS2 file systems", "go_live_at": null, "expire_at": null, "expired": false, "locked": false, "locked_at": null, "locked_by": null, "first_published_at": "2020-05-20T12:18:37.213Z", "last_published_at": "2021-07-09T10:52:45.732Z", "latest_revision_created_at": "2021-07-10T03:10:10.813Z", "live_revision": 2265, "alias_of": null, "color_theme": "dark", "description": "<p data-block-key=\"uyebm\"><b>Deploy reliable, available critical production services in a high availability cluster</b></p><p data-block-key=\"5z4na\">In the Red Hat High Availability Clustering (RH436) course, you will learn how to provide highly available network services to a mission-critical enterprise environment through the deployment and management of shared storage and server clusters. Created for senior Linux system administrators, this 4-day course strongly emphasizes lab-based activities.</p><p data-block-key=\"mdyg1\">You will set up a cluster of systems running the Pacemaker component of the Red Hat Enterprise Linux High-Availability Add-On, and deploy Linux-based services such as web servers and databases on that cluster. Cluster storage components from the Resilient Storage Add-On are also covered; installations and applications that require multiple cluster nodes can access the same storage simultaneously. This includes Logical Volume Manager (LVM) Shared Volume Groups, Red Hat Global File System 2 (GFS2), and Device-Mapper Multipath.</p><p data-block-key=\"3v4vd\">This course is based on Red Hat Enterprise Linux 8.3.</p><h3 data-block-key=\"hx03u\">Course content summary</h3><ul><li data-block-key=\"xia8g\">Install and configure a Pacemaker-based high availability cluster.</li><li data-block-key=\"385lj\">Create and manage highly available services.</li><li data-block-key=\"mjud5\">Troubleshoot common cluster issues.</li><li data-block-key=\"0gakd\">Work with shared storage (iSCSI) and configure multipathing.</li><li data-block-key=\"qda9u\">Implement Logical Volume Manager (LVM) in cluster-aware configurations.</li><li data-block-key=\"fr94b\">Configure GFS2 file systems on storage shared by multiple nodes.</li></ul><p data-block-key=\"w0yid\"><br/></p>", "objectives": "<p data-block-key=\"rik6p\"><b>Creating High Availability Clusters</b><br/> Create a basic high availability cluster.</p><p data-block-key=\"w571m\"><b>Managing Cluster Nodes and Quorum</b><br/> Manage node membership in the cluster and describe how that impacts cluster operation.</p><p data-block-key=\"quj6i\"><b>Isolating Malfunctioning Cluster Nodes</b><br/> Isolate unresponsive cluster nodes to protect data and recover services and resources after a failure.\u00a0</p><p data-block-key=\"9thzz\"><b>Creating and Configuring Resources</b><br/> Create basic resources and resource groups to provide highly available services.\u00a0</p><p data-block-key=\"2gq8p\"><b>Troubleshooting High Availability Clusters</b><br/> Identify, diagnose, and fix cluster problems.</p><p data-block-key=\"4etpn\"><b>Automating Cluster and Resource Deployment</b><br/> Deploy a new high availability cluster and cluster resources using Ansible automation.</p><p data-block-key=\"cepkl\"><b>Managing Two-node Clusters\u00a0</b><br/> Operate two-node clusters, identifying and avoiding issues specific to a two-node cluster configuration.</p><p data-block-key=\"s9b0h\"><b>Accessing iSCSI Storage</b><br/> Configure iSCSI initiators on your servers to access block-based storage devices provided by network storage arrays or Ceph storage clusters.</p><p data-block-key=\"dn857\"><b>Accessing Storage Devices Resiliently\u00a0</b><br/> Configure resilient access to storage devices that have multiple access paths.</p><p data-block-key=\"z24f5\"><b>Configuring LVM in Clusters</b><br/> Select the correct LVM configuration for use in your cluster, and configure and manage it.</p><p data-block-key=\"6yexj\"><b>Providing Storage with the GFS2 Cluster File System</b><br/> Provide tightly coupled shared storage that can be accessed by multiple nodes simultaneously, using the GFS2 cluster file system.</p><p data-block-key=\"fbail\"><b>Eliminating Single Points of Failure\u00a0</b><br/> Identify and eliminate single points of failure in your cluster to decrease risk and increase average service availability.</p><p data-block-key=\"zab3q\"><b>Comprehensive Review</b></p>", "audience": "<h3 data-block-key=\"mts3t\">Audience for this course</h3><p data-block-key=\"j18z8\"></p><ul><li data-block-key=\"7zmsq\">Senior Linux system administrators responsible for maximizing resiliency through high-availability clustering services and using fault-tolerant shared storage technologies</li></ul><h3 data-block-key=\"beop5\">Prerequisites for this course</h3><p data-block-key=\"upe3q\"></p><ul><li data-block-key=\"h4i1q\">If you want to take this course without the exam (RH436) and have not earned your RHCE\u00ae certification, you can confirm that you have the necessary knowledge by passing the <a href=\"https://www.redhat.com/en/services/training/skills-assessment\">online skills assessment</a>.</li></ul><p data-block-key=\"qecxa\"><br/></p>", "teacher": "", "price_classroom": "37100", "price_virtual_training": "37100", "price_video_classroom": "37100", "price_online_learning": "37100", "price_exam": null, "price_individual_exam": null, "price_subscription": null, "price_euro_classroom": "3528", "price_euro_virtual_training": "3528", "price_euro_video_classroom": "2999", "price_euro_online_learning": "2999", "price_euro_exam": null, "price_euro_individual_exam": null, "price_euro_subscription": null, "code": "RH436", "raw_description": null, "comments": [], "categories": [{"pk": 50, "course": 95, "category": 4}]}