Cluster size recommendations for ReFS and NTFS

Microsoft’s file systems organize storage devices based on cluster size. Also known as the allocation unit size, cluster size represents the smallest amount of disk space that can be allocated to hold a file. Because ReFS and NTFS don’t reference files at a byte granularity, the cluster size is the smallest unit of size that… Read more

Why can’t I see all files in a Shared folder?

If the clients can only access and view a subset of files or folders present in a shared folder, it might be for one of the following reasons: 1. Share and NTFS permission Please check if you have granted the users with the different Share and NTFS permissions on these share folders and files. We… Read more

Chkdsk updates to compact the $secure file

Recently, Microsoft Support released an update for Windows Server 2003 SP2 that allows Chkdsk.exe tool compact the NTFS security descriptor stream (a.k.a. $secure file).   Depending on the file system usage, this descriptor can consume a lot of disk space. After getting to a certain size, no more security settings can be configured in NTFS…. Read more

Disabling Last Access Time in Windows Vista to improve NTFS performance

An observant Windows Vista user noticed a registry named NtfsDisableLastAccessUpdate under HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlFileSystem and asked us what this means. Last Access Time is a file attribute that’s updated when a file is accessed or otherwise touched. (This is often confused with the Last Modified Time, which is only updated when the file changes.) Last Access Time… Read more

NTFS Beta Chat Transcript (July 12, 2006)

Chat Topic: Join the NTFS file system team to ask questions about NTFS in Windows VistaDate: Wednesday, July 12, 2006Wendy [MSFT] (Moderator):Welcome to today’s chat with the NTFS Team.  We will try to answer as many questions as we can today. Participants should type their questions, select the “Ask the experts” check box, and click… Read more

Migrating from NTFS-based quotas to File Server Resource Manager (FSRM) quotas in Windows Server 2003 R2

A customer recently asked about how to migrate NTFS quotas to FSRM quotas. Georgi Matev, the program manager for FSRM, responds: If NTFS-based quotas were used for user home directories, the migration is pretty straightforward. First, the customer needs to create one or more FSRM quota templates that encapsulate the desired quota policy. The next… Read more

Using NTFS compression and DFS Replication together

A customer recently asked whether he can use NTFS compression on volumes or folders where replicated files are stored. The answer is yes, you can compress replicated content using NTFS compression, but we recommend against using NTFS compression on the Jet database for reasons described in KB article 318116. So avoid using NTFS compression on… Read more