CentOS Linux Life Cycle
CentOS 6 EOS 2020.11.30
CentOS 7 EOS 2024.06.30
CentOS 8 EOS 2021.12.31
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End of Lifetime (EOL) Dates |
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CentOS-6 |
CentOS-7 |
CentOS-8 |
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Full Updates |
May 10th, 2017 |
Q4 2020 |
December 31, 2021 |
|
Maintenance Updates |
November 30th, 2020 |
June 30th, 2024 |
December 31, 2021 * |
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Architecture |
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CentOS-6 |
CentOS-7 |
CentOS-8 |
|
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Latest Release |
6.10 |
7 (2009) |
8 (2011) |
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Supports i386 Systems (32-bit Pentium, AMD, Via) |
Yes |
Yes (1503) |
No |
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Supports x86_64 systems (AMD64/EM64T) |
Yes |
Yes |
Yes |
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Supports PowerPC8le systems (IBM Power, Mac) |
No |
Yes (AltArch) |
Yes (AltArch) |
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Supports IA-32 |
No |
Yes (AltArch) |
Yes (AltArch) |
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Supports ARMv7hl systems |
No |
Yes (AltArch) |
Yes (AltArch) |
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Supports AArch64 (arm64) systems |
No |
Yes (AltArch) |
Yes (AltArch) |
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CPU / Memory / Filesystem limits (Tested/possible) |
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CentOS-6 |
CentOS-7 |
CentOS-8 |
|
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Maximum logical CPUs |
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x86 |
32 |
n/a |
n/a |
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x86_64 |
448/4096 |
768/5120 |
768/8192 |
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Maximum memory |
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x86 |
16GB |
n/a |
n/a |
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x86_64 |
12TB/64TB |
12TB/64TB |
24TB/64TB |
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ARM |
n/a |
n/a |
1.5TB/254TB |
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Filesystem |
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Maximum filesize (ext3) |
2TB |
2TB |
2TB |
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Maximum file system size (ext3) |
16TB |
16TB |
16TB |
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Maximum filesize (ext4) |
16TB |
16TB |
16TB |
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Maximum file system size (ext4) |
16TB/1EB |
50TB/1EB |
50TB/1EB |
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Maximum filesize (XFS) |
100TB |
500TB |
8EB |
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Maximum file system size (XFS) |
n/a |
500TB |
1PB |
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Maximum file system size (GFS2) |
100TB |
100TB/8EB |
100TB/8EB |
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Maximum boot LUN size (BIOS) |
<2TB |
<2TB |
<2TB |
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Maximum boot LUN size (EFI) |
Any |
50TB |
8EB |
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Maximum x86 per-process virtual address space |
Approx 3GB |
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Maximum x86_64 per-process virtual address space |
128TB |
128TB |
128TB |
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Recommended minimum requirements |
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CentOS-6 |
CentOS-7 |
CentOS-8 |
|
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x86 |
392M CLI/512M GUI per logical CPU |
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other architectures |
1G |
1GB/logical CPU |
1.5GB/logical CPU |
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Minimum/Recommended disk space |
1G/5GB |
10GB/20GB |
10GB/20GB |
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KVM-Virtualization |
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CentOS-6 |
CentOS-7 |
CentOS-8 |
|
|
Maximum number of cores on host |
160 |
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Maximum memory on host |
2TB |
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Maximum number of vCPUs in fully virtualized guest (x86/x86_64) |
160/160 |
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Maximum memory in fully virtualized guest (x86/x86_64) |
2TB/2TB |
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Minimum memory in fully virtualized guest (x86/x86_64) |
512MB/512MB |
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OS features (Kernel, Server, Client, etc.) |
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CentOS-6 |
CentOS-7 |
CentOS-8 |
|
|
Kernel foundation |
Linux 2.6.32 |
Linux 3.10 |
Linux 4.18 |
|
Compiler/toolchain |
GCC 4.4 |
GCC 4.8.5 |
GCC 8.2.1 |
|
Languages supported |
22 |
22 |
TBD |
|
SELinux |
Yes |
Yes |
Yes |
|
Ext3 Performance Enhancements |
Yes |
Yes |
|
|
Bluetooth support |
Yes |
Yes |
Yes |
|
Native POSIX Threading Library (NPTL) |
Yes |
Yes |
Yes |
|
Hyperthreading scheduler |
Yes |
Yes |
Yes |
|
IPv6 support |
Ready Logo Phase 2 |
Ready Logo Phase 2 |
Yes |
|
Autofs V4 |
Yes |
Yes |
Yes |
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Logical Volume Manager (LVM) |
Yes - LVM2 |
Yes - LVM2 |
Yes - LVM2 |
|
Auditing |
Yes - audit |
Yes - audit |
Yes - audit |
|
Compatibility libraries (toolchain) |
Yes - CentOS-4 & CentOS-5 |
Yes - CentOS-5 & CentOS-6 |
Yes - CentOS-6 & CentOS-7 |
|
LSB support |
Yes - 4.0 |
Yes - 4.1 |
TBD |
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NFS |
Yes |
Yes |
Yes |
|
Web Server |
httpd 2.2.15 (apache) |
httpd 2.4.6 (apache) |
httpd 2.4.37 (apache) |
|
Server Message Block (SMB) |
Samba-3.5.x (opt. 4.0.x) |
Samba-4.1.x |
Samba-4.9.x |
|
Database |
MySQL 5.1.x, PostgreSQL 8.4.x |
MariaDB 5.5.x, PostgreSQL 9.2.x |
MariaDB 10.3.x, PostgreSQL 9.6.x/10.6.x |
|
Programming Languages |
php 5.3.3, python 2.6.6, perl 5.10.1 |
php 5.4, python 2.7, perl 5.16.3 |
php 7.2, python 3.6.8, perl 5.24/5.26 |
|
Desktop GUI |
Gnome 2.28, KDE 4.3 |
Gnome 3.22, KDE 4.14 |
Gnome 3.28 |
|
Graphics |
X.org 7.4 |
X.org 7.7 |
Wayland 1.15 |
|
eMail Client |
Evolution 2.32, Thunderbird 68 |
Evolution 3.22, Thunderbird 68 |
Evolution 3.28, Thunderbird 68 |
|
Default browser |
Firefox 78 |
Firefox 78 |
Firefox 78 |
|
Office Suite |
Libreoffice 4.3.7.2 |
Libreoffice 5.3.6.1 |
Libreoffice 6.0.6.1 |
|
Multimedia capabilities |
Yes (mp3 with add. repos) |
Yes (mp3 with add. repos) |
Yes (mp3 with add. repos) |
|
Plug and Play |
Yes |
Yes |
Yes |
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Other items (available seperately from CentOS) |
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CentOS-6 |
CentOS-7 |
CentOS-8 |
|
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Cluster Suite |
n/a (now included in base OS) |
n/a (now included in base OS) |
n/a (now included in base OS) |
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Global File System |
n/a (GFS2 now included in base OS) |
n/a (GFS2 now included in base OS) |
n/a (GFS2 now included in base OS) |
CentOS Lifecycle (EOL) : https://endoflife.software/operating-systems/linux/centos
Red Hat Enterprise Linux 8 Life Cycle
| Version | Released | Active Support | Security Support |
| RHEL 8 |
01 May 2019 |
31 May 2024 |
Yes |
| RHEL 7 |
10 Jun 2014 |
31 Dec 2019 |
Yes |
| RHEL 6 |
10 Nov 2010 |
10 May 2016 |
30 Jun 2024 |
| RHEL 5 |
15 Mar 2007 |
08 Jan 2013 |
30 Nov 2020 |
| RHEL 4 |
14 Feb 2005 |
31 Mar 2009 |
31 Mar 2017 |
More information is available on the Red Hat Enterprise Linux website.
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