File-System Benchmarks With The Linux 2.6.34 Kernel - Phoronix
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Large HDD/SSD Linux 2.6.38 File-System Comparison: EXT3, EXT4, Btrfs, XFS, JFS, ReiserFS, NILFS2 - Phoronix
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Undelete Files on an ext3 or ext4 File System – Everyday LHT
So you’ve been futzing round in the file system, and been over vigorous with the rm command and deleted a crucial file that you or (more scarily) a significant other, can’t live without. What to do? After that initial hot flush has died down, you must be calm, and work fast. You have three options: if the file is still open in a running application To be honest, I can’t imagine this happening a lo
UpgradeToExt4 - Ext4
Converting an ext2 filesystem to ext4 The recommended method for upgrading an ext2 filesystem to ext4 is to back up the entire volume, reformat the storage device with ext4, and restore the entire volume onto the fresh filesystem. This has the effect of defragmenting all files, formatting with larger inodes, adding directory indexes, and speeding up both e2fsck and metadata access by clustering me
Ext4 Howto - Ext4
An EiB or Exbibyte is 260 bytes or 1,048,576 TiB. 1EiB=1024PiB 1PiB=1024TiB 1TiB=1024GiB In order to map blocks beyond 2^32 to a file, extents must be enabled since block maps only know about 32-bit block numbers. As of e2fsprogs 1.42.9, this requirement is enforced by mke2fs. Sub directory scalability Right now the maximum possible number of sub directories contained in a single directory in Ext3
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