NTFS parallel flush threshold
- Policy ID
- NtfsParallelFlushThreshold
- Scope
- Computer Configuration
- Supported on
- At least Windows Server 2016, Windows 10
- Source
- Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
- Category
- System › Filesystem › NTFS
Description
When flushing modified file data from memory, NTFS chooses to use one or more threads based on how many files are currently open. This setting gives control over the open file threshold used to trigger parallel flush.
Options
Registry
ComputerHKEY_LOCAL_MACHINE
- NtfsParallelFlushThresholdREG_DWORD