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RedHat Main Version Changes
| Whats new in RHEL 7 |
|---|
| Kernel: 3.10.x (Maipo) |
| Init System: systemd (previous System V) + Unit files |
| Default file system: XFS, BTRFS deprecated |
| Firewall: iptables |
| Virtualization: Docker |
| RPM 4.11 |
| Python 2.7.x |
| PHP 5.4 |
| Perl 5.x |
Whats new in RHEL 8
- Kernel: 4.18.x (Ootpa)
- Volume managing: Stratis
- Network: NetworkManager
- Firewall: nftables
- Packaging: DNF (compatibility for YUM)
- Groups: nfsnobody deprecated (⇒ nobody)
- Virtualization: Podman
- MySQL 8 / MariaDB 10.3
- PostgreSQL 10 or 9.6
- Cockpit default install
- RPM 4.14
- Python 3.x
- PHP 7.2
- Perl
Whats new in RHEL 9
- Firewall: nftables
- Security: The use of SHA-1 for signatures is restricted in the DEFAULT crypto policy. Except for HMAC, SHA-1 is no longer allowed in TLS, DTLS, SSH, IKEv2, DNSSEC, and Kerberos protocols