HP ProBook 4330s Preparing Advanced Format hard drives for Microsoft Windows i
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- HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 1
Advanced Format hard drives for Microsoft Windows installations on HP Business Notebook PCs and Desktop PCs Technical white paper Table of contents Executive summary...2 What ...9 Appendix A: Technical background ...11 Partition alignment ...11 Why alignment helps...12 For more information...13 - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 2
instructions for preparing an Advanced Format hard drive for a Microsoft® Windows® installation on an HP Business Notebook or Desktop PC. HP Business Notebook or Desktop PC. 1 Where "e" indicates that these drives emulate conventional drives, maintaining backwards-compatibility with current computers - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 3
PC to Windows Vista SP1 or later or Windows 7, no realignment is required since these OSs are Advanced Format-aware. B This scenario is not supported by HP AMD platforms, upgrade to the latest version of the AMD SATA AHCI Driver. Note: When a Linux image is being installed, an Advanced Format - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 4
Paragon Partition Alignment Tool to align sectors. Note: If you are downgrading your PC to Windows XP or Windows Vista, you are impacted since these OSs are not partitions at 2,048 sectors. Since a starting offset of 2,048 supports most stripe-unit sizes, performance would be enhanced3 due to the - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 5
Format drive is larger than 137 GB, you must enable 48-bit logical block addressing (LBA) support in the system registry in order to make all of your storage you should apply the appropriate hotfix to your HP Business Notebook and Desktop PCs, as described in Enhancing the performance of small - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 6
Using WMIC 1. After the operating system has been installed, run wmic from the Windows command line. 2. At the resulting prompt, type partition list full to display information about system partitions. 3. Identify the offset value of each partition and divide by 4096. If the value is divisible, the - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 7
Sample validation The example shown in Table 3 shows the sizes and offsets associated with four partitions. All eight values must be divisible by 4,096. Table 3. Validating the alignment of four sample partitions Partition 0 Partition size 208,666,624 B Starting offset 1,048,576 B 208,666,624 ÷ - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 8
for the IT professional. Perform the following steps apply the hotfix: 1. Download the Windows PE hotfix to your c: drive from the Microsoft Support site at http://support.microsoft.com/hotfix/KBHotfix.aspx?kbnum=982018&kbln=en-us. 2. Unzip the download file by double-clicking on it. 3. The Windows6 - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 9
and above; do not create MS-DOS-compatible partitions. The RedFlag Linux (kernel version 2.6.31 and above) shipped by HP is Advanced Format-aware. For information on partition alignment for SUSE Linux, refer to http://www.novell.com/support/viewContent.do?externalId=7007193&sliceId=1. What happens - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 10
. Is there any value to using the Paragon Partition Alignment Tool with a solid state drive (SSD)? Many modern SSDs feature an internal memory configuration that corresponds to 4-KB sectors. SSDs memory cells degrade over time, following a large number of write operations; thus, if partitions are - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 11
capabilities to reach a limit. Under the sponsorship and support of the International Disk Drive Equipment and Materials Association SATA communications, first-generation Advanced Format drives maintain backwards-compatibility with current computers. Thus, these drives - sometimes referred to as 512e - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 12
is divisible by eight. In addition, changes have been made in the operating system to reduce the number of writes less than 4 KB in length. 12 - HP ProBook 4330s | Preparing Advanced Format hard drives for Microsoft Windows i - Page 13
technet.microsoft.com/enus/sysinternals/bb896648.aspx Getting Started Guide for Windows Deployment http://technet.microsoft.com/en- Services us/library/cc771670(WS.10).aspx Partition alignment for SUSE Linux http://www.novell.com/support/viewContent.do?exte rnalId=7007193&sliceId=1 Intel RST
Preparing Advanced Format hard drives
for Microsoft Windows installations on HP
Business Notebook PCs and Desktop PCs
Technical white paper
Table of contents
Executive summary
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2
What does the Advanced Format drive mean to you?
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2
Important tips
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4
Validating partition alignment
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5
Using DISKEXT
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5
Using WMIC
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6
Using DISKPART
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6
Sample validation
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7
Enhancing the performance of small writes
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8
Frequently asked questions
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9
Appendix A: Technical background
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11
Partition alignment
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11
Why alignment helps
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12
For more information
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13