Mastering Proxmox -- Table of Contents -- Mastering Proxmox -- Credits -- About the Author -- About the Reviewers -- www.PacktPub.com -- Support files, eBooks, discount offers, and more -- Why subscribe? -- Free access for Packt account holders -- Preface -- What this book covers -- What you need for this book -- Who this book is for -- Conventions -- Reader feedback -- Customer support -- Downloading the example code -- Errata -- Piracy -- Questions -- 1. Dive into the Virtual World with Proxmox -- Proxmox cluster required -- The Proxmox Graphical User Interface (GUI) -- The GUI menu system -- Menu chart -- The Datacenter menu -- The Search tab -- The Storage tab -- The Backup tab -- Node-specific tabs -- The Summary tab -- The Network tab -- The Syslog tab -- The UBC tab -- The Subscription tab -- The Updates tab -- The Ceph tab -- Virtual machine tabs -- The Summary tab -- The Hardware tab -- The Options tab -- The Backup tab -- The Snapshots tab -- The Permissions tab -- Setting up a basic cluster -- The hardware list -- The software list -- Hardware setup -- Proxmox installation -- Cluster creation -- Proxmox subscription -- Attaching shared storage -- Adding virtual machines -- Main virtual machine -- Creating a KVM virtual machine -- Creating an OpenVZ virtual machine -- Proxmox cloning/template -- Introducing cloning using a template -- Transforming VM into a template -- Cloning using a template -- Full Clone versus Linked Clone -- VM migration -- Summary -- 2. Proxmox Under the Hood -- The Proxmox cluster directory structure -- Dissecting the configuration files -- The cluster configuration file -- The storage configuration file -- Local directory-based storage -- NFS-shared storage -- iSCSI/LVM shared storage -- User configuration files -- The password configuration file -- The virtual machine configuration file.

Arguments in the KVM configuration file -- The Proxmox OpenVZ configuration file -- The version configuration file -- Member nodes -- The .members file -- The virtual machine list file -- The cluster logfile -- Summary -- 3. Shared Storages with Proxmox -- Local storage versus shared storage -- Live migration of a virtual machine -- Seamless expansion of multinode storage space -- Centralized backup -- Multilevel data tiering -- Central storage management -- Local and shared storage comparison -- Virtual disk image -- Supported image formats -- The .qcow2 image type -- The .raw image type -- The .vmdk image type -- Image file manipulation -- Resizing virtual disk image -- Moving a virtual disk image -- Storage types in Proxmox -- Directory -- Logical Volume Management -- Network File System -- RADOS Block Device -- GlusterFS -- Noncommercial/commercial storage options -- FreeNAS - budget shared storage -- Summary -- 4. A Virtual Machine for a Virtual World -- Creating a VM from a template -- Advanced configuration options for a VM -- The hotplugging option for a VM -- The hotplugging option for .conf -- Loading modules -- Adding virtual disk/vNIC -- Nested virtual environment -- Enabling KVM hardware virtualization -- Network virtualization -- Backing up a virtual machine -- Proxmox backup and snapshot options -- Backing up a VM with a full backup -- Creating a schedule for Backup -- Node -- Storage -- Day of Week -- Start Time -- Selection mode -- Send email to -- Compression -- Mode -- Creating snapshots -- Deleting old backups -- Restoring a virtual machine -- Command-line vzdump -- Backup configuration file - vzdump.conf -- #bwlimit -- #lockwait -- #stopwait -- #script -- #exclude-path -- Summary -- 5. Network of Virtual Networks -- Introduction to a virtual network -- Physical network versus virtual network -- Physical network.

Virtual network -- Networking components in Proxmox -- Virtual Network Interface Card (vNIC) -- Virtual bridge -- Virtual LAN (VLAN) -- Network Address Translation/Translator (NAT) -- Network bonding -- Components naming convention -- Network configuration file -- bridge_stp -- bridge_fd -- Adding a virtual bridge -- Adding a bonding interface -- Adding NAT/masquerading -- Adding VLAN -- Sample virtual networks -- Network #1 - Proxmox in its simplest form -- Network #2 - multitenant environment -- Network #3 - academic institution -- Multitenant virtual environment -- Multitenant network diagram -- Summary -- 6. Proxmox HA - Zero Downtime -- Understanding High Availability -- High Availability in Proxmox -- Requirements for HA setup -- Fencing -- Configuring Proxmox HA -- Setting up node BIOS -- Creating an APC-managed PDU user -- Configuring Proxmox fencing -- Configuring virtual machine HA -- Testing Proxmox HA -- Fencing manually -- Proxmox HA need to know -- Summary -- 7. High Availability Storage for High Availability Cluster -- Introducing the Ceph storage -- Object Storage -- Block Storage -- Filesystem -- Reasons to use Ceph -- Virtual Ceph for training -- The Ceph components -- Physical node -- Maps -- Cluster map -- CRUSH map -- Monitor -- OSD -- OSD Journal -- MDS -- Placement Group (PG) -- Pool -- Ceph components summary -- The Ceph cluster -- Hardware requirements -- Software requirements -- Installing Ceph using an OS -- Installing and setting up Ubuntu -- Creating an admin user -- Assigning SUDO permission to a user -- Updating Ubuntu -- Generating an SSH Key -- Installing ceph-deploy -- Creating a Ceph cluster -- Installing Ceph on nodes -- Creating Monitors (MONs) -- Gathering the admin keys -- Creating OSDs -- Connecting Proxmox to a Ceph cluster -- Installing Ceph on Proxmox -- Preparing a Proxmox node for Ceph -- Installing Ceph.

Creating MON from the Proxmox GUI -- Creating OSD from the Proxmox GUI -- Creating a new Ceph pool using the Proxmox GUI -- Creating a Ceph FS -- Setting up an MDS daemon -- Setting up Ceph FS using FUSE -- Mounting Ceph FS -- Connecting Proxmox to Ceph FS -- Learning Ceph's CRUSH map -- Extracting the CRUSH map -- Decompiling the CRUSH map -- Editing the CRUSH map -- Compiling the CRUSH map -- Injecting the CRUSH map into the cluster -- Verifying the new CRUSH map -- Managing Ceph pools -- Creating a new Ceph pool using the CLI -- Verifying the new Ceph pool -- Adding OSDs to a pool -- Assigning a pool to the ruleset -- Connecting Proxmox to the new pool -- Ceph benchmarking -- The Ceph command list -- Summary -- 8. Proxmox Production Level Setup -- Defining a production level -- Key parameters -- Stable and scalable hardware -- Current load versus future growth -- Budget -- Simplicity -- Tracking the hardware inventory -- Hardware selection -- An entry-level Proxmox production setup -- An i7-based Proxmox node -- A Xeon-based Proxmox node -- An entry-level Ceph production setup -- An advanced-level Proxmox production setup -- A Xeon-based Proxmox node -- An advanced-level Ceph production setup -- Desktop class versus server class -- Brand servers -- Hardware tracking -- AMD-based hardware selection -- An AMD-based entry-level Proxmox -- An AMD-based advanced-level Proxmox -- An AMD-based Ceph setup -- Performance comparison -- Summary -- 9. Proxmox Troubleshooting -- Main cluster issues -- GUI shows everything is offline -- Rejoining a Proxmox node with the same IP address -- Disabling fencing temporarily -- The occurrence of kernel panic when disconnecting USB devices -- The occurrence of VM shutdown error when initiated from GUI -- Kernel panic on Proxmox 3.2 with HP NC360T -- VMs not booting after you restart the network service.

Proxmox cluster is out of Quorum and cluster filesystem is read only -- Proxmox boot failure due to the getpwnam error -- Cannot log in to GUI as ROOT -- Booting with a USB stick fails in Proxmox -- The Upgrade from Proxmox 3.1 to Proxmox 3.2 is disabled through GUI -- VZ kernel 2.6.32-28-pve breaks libnl/netlink in host and VM -- Nodes not visible on the Proxmox GUI after an upgrade -- GRUB is in an endless loop after Proxmox installation -- SSH access is possible but Proxmox node does not reboot -- Storage issues -- Deleting damaged LVM with error read failed from 0 to 4096 -- Proxmox cannot mount NFS share due to time-out error -- Removing stale NFS shares when a stale file handle error occurs -- The occurrence of '--mode session exit code 21' errors while accessing iSCSI target -- Cannot read an iSCSI target even after it has been deleted from Proxmox storage -- OSDs still show up in Proxmox after you remove the Ceph node -- The 'No Such Block Device' error that shows up during creation of an OSD -- The fstrim command does not trim unused blocks for Ceph -- The 'RBD Couldn't Connect To Cluster (500)' error when connecting Ceph with Proxmox -- Changing the storage type from ide to virtio -- The 'pveceph configuration not initialized (500)' error for the Ceph tab -- Ceph FS storage disappears after a Proxmox node reboots -- VM cloning does not parse in Ceph storage -- Network connectivity issues -- No connectivity on Realtek RTL8111/8411 Rev. 06 NIC -- Network performance is slower with e1000 vNIC -- KVM virtual machine issues -- Windows 7/XP machine converted to Proxmox KVM hangs during boot -- Windows 7 VM only boots when rebooted manually -- The Proxmox 3.2 upgrade adds two com ports and one parallel port to the Windows VM -- The qemu-img command does not convert the .vmdk image files created with the .ova template in Proxmox VE 3.2.

Online migration of a virtual machine fails with a 'Failed to sync data' error.