Oracle® Linux 7

Release Notes for Oracle Linux 7 Update 3

Oracle Legal Notices
Oracle Documentation License


September 2019

Table of Contents

1 New Features and Changes
1.1 System Requirements and Limits
1.1.1 File System, Storage, and Address Space Limitations
1.2 Shipped Kernels
1.3 Support Tools
1.3.1 Kdump Configuration During Installation
1.3.2 makedumpfile Support for Large Memory Images
1.3.3 Kpatch removed
1.4 Load Balancing and High Availability
1.5 MySQL Community and MariaDB Packages
1.6 Spacewalk Client Registration
1.7 UEFI Secure Boot Support
1.8 Technology Preview
1.9 Compatibility
2 Fixed Issues
2.1 Upgrade issues fixed
2.2 Docker Engine and SELinux compatibility
2.3 Enabling and Disabling NFS
2.4 systemctl Service Actions Fixed For Some Services
3 Known Issues
3.1 Installation Issues
3.1.1 Configuring Encryption and /boot During Installation
3.1.2 Network Installation
3.1.3 Installation on an iSCSI Disk
3.1.4 Installation on an HP 3PAR TPVV
3.1.5 Oracle Linux 7 update 3 systems running UEK R3 are unable to boot if the /root partition is formatted using btrfs
3.2 Upgrade Issues
3.2.1 cgconfig and cgred Packages Must Be Restored Separately
3.2.2 Postupgrade Fails if Web Proxy Is Required
3.2.3 Using an Old Version of yum Causes Dependency Errors
3.3 Package Conflicts
3.3.1 dovecot-devel.i686 and dovecot-devel.x86_64
3.3.2 ipa-server-dns.x86_64 and freeipa-server-dns
3.3.3 ipa-admintools.x86_64 and freeipa-admintools
3.3.4 rear.x86_64 and rear.noarch
3.3.5 PackageKit.i686 and PackageKit.x86_64
3.3.6 sssd-common.i686 and sssd-common.x86_64
3.4 File System Related Bugs
3.4.1 xfs: Kernel panic in the multi-block buffer logging code
3.4.2 btrfs: Kernel warning after snapshot is created with incorrect qgroup
3.4.3 btrfs: Unable to replay log after snapshot delete and parent directory fsync
3.4.4 btrfs: Empty symbolic link after fsync of parent directory
3.4.5 btrfs: Incorrect directory entries after fsync log replay
3.4.6 btrfs: File loss on log replay after renaming a file and fsync
3.4.7 btrfs: qgroup Reserved space leaks
3.4.8 btrfs: Incorrect exclusive reference count after cloning file between subvolumes
3.4.9 btrfs: Kernel oops when unmounting during a quota rescan or disable
3.4.10 btrfs: Kernel oops when removing shared extents using qgroup accounting
3.4.11 ext4: System hang when processing corrupted orphaned inode list
3.4.12 xfs, ext4: IO error during DIO/AIO write results in disk content corruption
3.5 Automatic Bug Reporting Tool
3.6 Auto-completion of Commands in the bash Shell
3.7 Crash Kernel auto Setting
3.8 firewalld Does Not Currently Support IPv6 NAT Under UEK R3
3.9 grubby Sets Incorrect Saved Entry
3.10 grubby Fatal Error Upgrading Kernel When /boot Is On a btrfs Subvolume
3.11 Hebrew LaTeX Fonts
3.12 InfiniBand Issues
3.12.1 Configuring Internet Protocol over InfiniBand (IPoIB)
3.12.2 Changing the IPoIB mode of an InfiniBand Interface
3.12.3 Disabling an InfiniBand CA Port Generates Warnings
3.13 Intel QuickAssist Acceleration Technology
3.14 Database Installation and Operation Fails if RemoveIPC=yes Is Configured for systemd
3.15 MariaDB Installation
3.16 Oracle ASM Fails to Initialize with SELinux in Enforcing Mode
3.17 multipath Messages Relating to zram on UEK R3
3.18 Unable to create Oracle Linux 7 LXC containers on NFS
3.19 Oracle Linux 7 Guests on Oracle VM and Xen
3.20 Hyper-V related services fail to start on Oracle Linux 7 update 3 guest with UEK R4 kernel under Windows Hyper-V Server
3.21 Per-CPU Allocation Fails when Loading kvm_intel Module with UEK R3
3.22 systemd Fails to Load the autofs4 and ipv6 Modules with UEK R3
3.23 MACsec/IEEE 802.1AE network driver support not available in UEK
3.24 Geneve network driver support not available in UEK
3.25 Co-existing IPv4 and IPv6 VxLAN Workaround for UEK R4u2
3.26 net_prio Control Group
3.27 Network Manager is Unable to Add IPv6 Addresses to Interfaces on UEK R3
3.28 Network Connection Icon Reports Incorrect State for Interfaces
3.29 Power Button Defaults to ACPI Suspend
4 Installation and Availability
4.1 Upgrading from Oracle Linux 6
4.2 Installing or Upgrading the Oracle-Supported OFED Packages
4.2.1 Installation or Upgrade of Oracle-Supported OFED Packages for UEK R4
4.2.2 Installation or Upgrade of Oracle-Supported OFED Packages for UEK R3
A Package Changes from the Upstream Release
A.1 Removed Packages
A.2 Modified Packages
A.3 New Packages
A.4 Modified Optional Packages
A.5 Packages Added by Oracle
B Removed Modules