Features
|
Ext3
|
Ext4
|
Filesystem limit
|
16TB
|
1EB (1 EB = 1024 PB, 1 PB = 1024 TB)
|
File limit
|
2TB
|
16TB
|
Default inode size
|
128 bytes
|
256 bytes
|
Block Mapping
|
Indirect
|
Extent
|
Time Stamp
|
Second
|
Nanosecond
|
Sub Directory Limit
|
32,768
|
Unlimited
|
Preallocation
|
In-core reservation
|
For extent file
|
Defragmentation
|
No
|
Yes
|
Directory Indexing
|
Disabled
|
Enabled
|
Delayed Allocation
|
No
|
Yes
|
Multiple Block Allocation
|
Basic
|
Advanced
|
Regards
Gurudatta N.R
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