红帽子文件系统限制：
See also:
http://www.redhat.com/resourcelibrary/articles/articles-red-hat-enterprise-linux-6-technology-capabilities-and-limits
|
Version 3 |
Version 4 |
Version 5 |
Version 6 |
|
| Maximum logical CPUs [2] | ||||
| x86 | 16 | 32 | 32 | 32 |
| Itanium 2 | 8 | 256/512 | 256/1024 | N/A[6] |
| x86_64 | 8 | 64/64 | 160/255 | 160/4096 |
| POWER | 8 | 64/128 | 128/128 | 128 |
| System z | 64 (z900) | 64 (z10 EC) | 80 (z196) | 80 (z196) |
| Maximum memory[5] | ||||
| x86 | 64GB[3] | 64GB[3] | 16GB[4] | 16GB[4] |
| Itanium 2 | 128GB | 2TB | 2TB | N/A[6] |
| x86_64 | 128GB | 256GB/1TB | 1TB | 2TB/64TB |
| POWER | 64GB | 128GB/1TB | 512GB/1TB | 2TB |
| System z | 256GB (z900) | 1.5TB (z10 EC) | 3TB (z196) | 3TB (z196) |
| Required minimums | ||||
| x86 | 256MB | 256MB |
512MB minimum/ 1 GB/logical CPU recommended |
512MB minimum/ 1 GB/logical CPU recommended |
| x86_64 | 256MB | 256MB |
512MB minimum/ 1 GB/logical CPU recommended |
1GB minimum/ 1 GB/logical CPU recommended |
| Itanium 2 | 512MB | 512MB |
512MB/ 1 GB/logical CPU recommended |
N/A[6] |
| POWER | 512MB | 512MB |
1GB minimum/ 2GB recommended |
2GB minimum/ 2GB required per install |
| Minimum diskspace | 800MB | 800MB |
1GB minimum/ 5GB recommended |
1GB minimum/ 5GB recommended |
| File systems and storage limits | ||||
| Maximum filesize (Ext3) | 2TB | 2TB | 2TB | 2TB |
| Maximum file system size (Ext3) | 2TB | 8TB | 16TB | 16TB |
| Maximum file size (Ext4) | -- | -- | 16TB | 16TB |
| Maximum file system size (Ext4) | -- | -- | 16TB | 16TB |
| Maximum file size (GFS) | 2TB | 16TB/8EB | 16TB/8EB[7] | N/A |
| Maximum file system size (GFS) | 2TB | 16TB/8EB | 16TB/8EB[7] | N/A |
| Maximum file size (GFS2) | -- | -- | 25TB | 100TB |
| Maximum file system size (GFS2) | -- | -- | 25TB | 100TB |
| Maximum file size (XFS) | -- | -- | 100TB | 100TB |
| Maximum file system size (XFS) | -- | -- | 100TB | 100TB |
| Maximum Boot LUN size (BIOS) | -- | -- | <2TB | <2TB[10] |
| Maximum Boot LUN size (UEFI) | -- | -- | N/A | Any[10] |
| Maximum x86 per-process virtual address space | Approx. 4GB | Approx. 4GB | Approx. 3GB[4] | Approx. 3GB[4] |
| Maximum x86_64 per-process virtual address space | 512GB | 2TB | 128TB | |
| Kernel and OS features | ||||
| Kernel foundation | Linux 2.4.21 | Linux 2.6.9 | Linux 2.6.18 | 2.6.32 - 2.6.34 |
| Compiler/toolchain | GCC 3.2 | GCC 3.4 | GCC 4.1 | GCC 4.4 |
| Languages supported | 10 | 15 | 19 | 22 |
| NIAP/CC certified[11] | Yes (3+) | Yes (4+) | Yes (4+) | Under evaluation |
| Common Criteria certified KVM[11] | -- | -- | Under evaluation | Under evaluation |
| IPv6 | -- | -- | Ready Logo Phase 2 | Under evaluation |
| Compatibility libraries | V2.1 | V2.1 and V3 | V3 and V4 | V4 and V5 |
| FIPS certified[11] | -- | -- | Yes | Under evaluation |
| Common Operating Environment (COE) compliant | Yes | Yes | N/A | N/A |
| LSB-compliant | Yes - 1.3 | Yes - 3 | Yes - 3.1 | Under evaluation |
| GB18030 | No | Yes | Yes | Yes |
| Client environment | ||||
| Desktop GUI | Gnome 2.2 | Gnome 2.8 | Gnome 2.16 | Gnome 2.28 |
| Graphics | XFree86 | X.org | X.org 7.1.1 | X.org 7.4 |
| OpenOffice | V1.1 | V1.1.2 | V2.0.4[12] | V3.2[12] |
| Gnome Evolution | V1.4 | V2.0 | V2.8.0 | V2.28 |
| Default browser | Mozilla | Firefox | Firefox 1.5[12] | Firefox 3.6[12] |
SLES限制：
https://www.suse.com/documentation/sles11/singlehtml/stor_admin/stor_admin.html
Table 1.2. Maximum Sizes of Files and File Systems (On-Disk Format)¶