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| author | Theodore Ts'o <tytso@mit.edu> | 2020-03-20 21:35:03 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2020-03-20 21:35:03 -0400 |
| commit | 4346f675bf8ba03c620e9964436cf58eec606e9f (patch) | |
| tree | a497df06ef6cbacc2dad79e91a611bd1ff0e80b5 | |
| parent | 96d5cc74ec9fb1e5feb4bea0871c6dc2010abe8d (diff) | |
| download | e2fsprogs-4346f675bf8ba03c620e9964436cf58eec606e9f.tar.gz | |
misc: add text describing the impact of an inode size < 128 bytes in man pages
Addresses-Debian-Bug: #953493
Addresses-Debian-Bug: #953494
Addresses-Debian-Bug: #951808
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
| -rw-r--r-- | misc/mke2fs.8.in | 11 | ||||
| -rw-r--r-- | misc/tune2fs.8.in | 8 |
2 files changed, 11 insertions, 8 deletions
diff --git a/misc/mke2fs.8.in b/misc/mke2fs.8.in index 5bcee25ec..e6bfc6d6f 100644 --- a/misc/mke2fs.8.in +++ b/misc/mke2fs.8.in @@ -484,13 +484,10 @@ space in the filesystem and can also negatively impact performance. It is not possible to change this value after the filesystem is created. .IP -In kernels after 2.6.10 and some -earlier vendor kernels it is possible to utilize inodes larger than -128 bytes to store -extended attributes for improved performance. -Extended attributes -stored in large inodes are not visible with older kernels, and such -filesystems will not be mountable with 2.4 kernels at all. +File systems with an inode size of 128 bytes do not support timestamps +beyond January 19, 2038. Inodes which are 256 bytes or larger will +support extended timestamps, project id's, and the ability to store some +extended attributes in the inode table for improved performance. .IP The default inode size is controlled by the .BR mke2fs.conf (5) diff --git a/misc/tune2fs.8.in b/misc/tune2fs.8.in index 74eebb6a8..3cf1f5eda 100644 --- a/misc/tune2fs.8.in +++ b/misc/tune2fs.8.in @@ -299,7 +299,13 @@ consistency first using .BR e2fsck (8). This operation can also take a while and the file system can be corrupted and data lost if it is interrupted while in the middle of -converting the file system. +converting the file system. Backing up the file system before changing +inode size is recommended. +.IP +File systems with an inode size of 128 bytes do not support timestamps +beyond January 19, 2038. Inodes which are 256 bytes or larger will +support extended timestamps, project id's, and the ability to store some +extended attributes in the inode table for improved performance. .TP .B \-j Add an ext3 journal to the filesystem. If the |