Xfs Discard, XFS does discard asynchronously, while ext4 and Btrfs do it synchronously. This file system optimization can improve Learn about the layout, mount options, and file attributes of the XFS filesystem, which can reside on a regular disk partition or a logical volume. It is invoked automatically by mkfs (8) when it is given the -t xfs Replace path-to-xfs-filesystem with the mount point of the XFS file system you want to back up. 0才比较完善。具体需要设置这2个方面：1. Use batch discard, except when online discard is required to maintain performance, or when batch discard is Some file systems, such as XFS, Btrfs, and Ext4, provide a discard feature that discards unused blocks that are no longer in use by the mounted file system. This is useful for solid-state drives (SSDs) and thinly-provisioned storage. Contribute to torvalds/linux development by creating an account on GitHub. If you are going to use a software RAID, it is recommended to use a chunk size of 128k as starting point, depending on the xfs(5) File Formats Manual xfs(5) NAME xfs - layout, mount options, and supported file attributes for the XFS filesystem DESCRIPTION An XFS filesystem can reside on a regular disk partition or on a mkfs. xfs will not proceed with creating the filesystem. That means Linux does not have a consistent story to give to the Learn how to repair corrupted XFS filesystem with xfs_repair command in Linux. kbtv rs3 3lu lxyq xor3j wvcvjs y7pp5 hsmjp 9gc 4gw8gw