![]() ![]() Without this information, the updates cannot perform their installations correctly. Any update to the application relies on the information that is available in the files that are stored in this folder. We do not support and do not recommend that you delete any files in this folder or replace them with files from another computer. Every additional update installation for the installed products such as hotfixes, cumulative updates, or service pack setups also store their relevant. msi data file is stored in the Windows Installer Cache (%windir%\Installer) folder. When a product is installed by using Windows Installer, a smaller version of the original. Install Windows Server 2008 and Windows Server 2008 R2.General guidance on disk provisioning for WinSXS growthįor more information about the system requirements for disks, see:.Uninstall unused applications or utilities from the installation.įor more information about the WinSxS folder, see:.Clean out all temporary directories and folders by using the Disk Cleanup Wizard (cleanmgr.exe).Disable system restore points on client installations.Offload user profile and program file directories to another volume on the system.Use the dedicated dump file option to capture memory dump files on another volume on the system. ![]() Move the paging file to another volume on the system.Select Start, and then in the Search Programs and Files text box, type Disk cleanup.Ĭlick the Disk Cleanup icon, and run the Disk Cleanup tool to determine what files you can delete, based on your configuration.Īdditional ways to conserve space on the system volume include the following: To reclaim additional disk space on your system, follow these steps: Scavenging is performed automatically on Windows 7 and Windows Server 2008 R2 installations. Scavenging will be performed during the following restart of the operating system. To issue an uninstall event on a Windows installation, add and remove any unwanted system component that is not already installed, and then restart the Windows installation. Scavenging will try to remove any unwanted system binaries from the installation and enable Windows to reclaim the disk space. Scavenging may also be performed proactively on Windows Server 2008 installations by forcing a removal event on the system. Windows 7 Service Pack 1 or Windows Server 2008 R2 Service Pack 1 installed: DISM /online /Cleanup-Image /SpSuperseded or Disk Cleanup Wizard (cleanmgr.exe).Windows Server 2008 Service Pack 2 installed: Compcln.exe.To remove the service pack files from a Windows installation, use the following in-box utilities: However, if you make the service pack installation permanent, the service pack is not removable. To reduce the size of the component store directory on a Windows installation, you can decide to make the service pack installation permanent and reclaim used space from the service pack files. Additionally, we do not recommend that you manually remove or delete files from the component store. If you try to move the component store, this will result in the inability to correctly install Windows updates, service packs, roles, or features. The component store cannot reside on a volume other than the system volume because of the NTFS hard links. For example, if a file that is named advapi32.dll is 700 KB and is contained in the component store and in the \Windows\system32 directory, Windows Explorer would inaccurately report that the file consumes 1,400 KB of hard disk space. The Windows shell will count each reference to a hard link as a single instance of the file for each directory in which the file resides. The component store will show a large directory size because of how the Windows Explorer shell accounts for hard links. The component store uses NTFS hard links between itself and other Windows directories to increase the robustness of the Windows platform. This causes the component store to grow over time as more updates, features, or roles are added to the installation. And, any updates to those files are also held within the component store as the updates are installed. ![]() The component store contains all the files that are required for a Windows installation. Servicing operations include, but are not limited to, Windows Update, service pack, and hotfix installations. The Windows component store (C:\Windows\winsxs) directory is used during servicing operations within Windows installations. When you examine the size of the C:\Windows folder, you may notice that the C:\Windows\winsxs directory seems to use lots of disk spaces. This article provides a resolution to solve the disk space issues that are caused by a large Windows component store (WinSxS) directory.Īpplies to: Windows 7 Service Pack 1, Windows Server 2008 R2 Service Pack 1 Original KB number: 2795190 Symptoms ![]()
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