How do I determine the block size for ext4 and btrfs ...

2023年4月11日 — Can we create an Ext3, Ext4, or XFS filesystem with a block size greater than 4KiB (4096 bytes)?. What is the maximum supported Ext3, Ext4 block ...

2022年8月14日 — The block size is 4 KB (4096 bytes). 8 * 4096 = 32768 blocks allocated per group. Let's make sure it's correct: What are ...

2018年2月19日 — OPTIONS -b block-size Specify the size of blocks in bytes. Valid block-size values are 1024, 2048 and 4096 bytes per block. If omitted, block- ...

2023年5月30日 — Generally the default block size is 4KiB, using the above formulae the number of blocks in each block group will be 32768 and the block group ...

For ext4 filesystems with 4 KB block size, a single metablock group partition includes 64 block groups, or 8 GiB of disk space. The metablock group feature ...

A single extent in ext4 can map up to 128 MiB of contiguous space with a 4 KiB block size. There can be four extents stored directly in the inode. When there ...

2011年2月5日 — Specify the size of cluster in bytes for filesystems using the bigalloc feature. Valid cluster-size values are from 2048 to 256M bytes per ...

2020年4月11日 — As far as I know, every popular Linux filesystem uses 4K blocks by default because that's the default pagesize of modern CPUs, which means that ...

2020年2月7日 — The default block size for ext4 is 4 KiB, but it can be specified during the creation of the filesystem. The block size affects various aspects ...