ACRONIS Backup & Recovery 10 Server for Windows User Manual

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ACRONIS Backup & Recovery 10 Server for Windows User Manual Manual pdf 215 page image

Copyright © Acronis, Inc., 2000-2009 215and the foreign disks so that they form a single entity. A foreign group is imported as is (will have theoriginal name) if no disk group exists on the machine.For more information about disk groups please refer to the following Microsoft knowledge basearticle:222189 Description of Disk Groups in Windows Disk Managementhttp://support.microsoft.com/kb/222189/EN-US/Dynamic diskA hard disk managed by Logical Disk Manager (LDM) that is available in Windows starting withWindows 2000. LDM helps flexibly allocate volumes on a storage device for better fault tolerance,better performance or larger volume size.A dynamic disk can use either the master boot record (MBR) or GUID partition table (GPT) partitionstyle. In addition to MBR or GPT, each dynamic disk has a hidden database where the LDM stores thedynamic volumes' configuration. Each dynamic disk holds the complete information about alldynamic volumes existing in the disk group which makes for better storage reliability. The databaseoccupies the last 1MB of an MBR disk. On a GPT disk, Windows creates the dedicated LDM Metadatapartition, taking space from the Microsoft Reserved Partition (MSR.)Disk 1 MBR LDMdatabase1 MBDisk 2 Protec-tiveMBRGPT MicrosoftReservedPartition (MSR)LDMdatabaseGPTLDM Metadatapartition1 MBDynamic disks organized on MBR (Disk 1) and GPT (Disk 2) disks.For more information about dynamic disks please refer to the following Microsoft knowledge basearticles:Disk Management (Windows XP Professional Resource Kit) http://technet.microsoft.com/en-us/library/bb457110.aspx816307 Best practices for using dynamic disks on Windows Server 2003-based computershttp://support.microsoft.com/kb/816307Dynamic groupA group of machines (p. 217) which is populated automatically by the management server (p. 218)according to membership criteria specified by the administrator. Acronis Backup & Recovery 10 offersthe following membership criteria:• Operating system• Active Directory organization unit