RHBA-2021:4476 - Bug Fix Advisory

Topic

An update for tuned is now available for Red Hat Enterprise Linux 8.

Description

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 8.5 Release Notes linked from the References section.

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for Real Time 8 x86_64
• Red Hat Enterprise Linux for SAP Applications for x86_64 8 x86_64
• Red Hat Enterprise Linux for SAP HANA for x86_64 8 x86_64
• Red Hat Enterprise Linux for Real Time for NFV 8 x86_64
• Red Hat Enterprise Linux for SAP Applications for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for SAP Applications for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for ARM 64 8 aarch64
• Red Hat Enterprise Linux for SAP HANA for Power, little endian 8 ppc64le

Fixes

• BZ - 1817827 - "isolate_managed_irq=Y" should be mentioned in "/etc/tuned/realtime-virtual-*-variables.conf"
• BZ - 1820626 - Change tuned default to "isolcpus=domain,managed_irq,X-Y"
• BZ - 1825882 - Applying a profile with multiple inheritance where parents include a common ancestor fails
• BZ - 1936421 - Switch from python-decorator to built-in functionality
• BZ - 1936426 - Rebase TuneD to the latest upstream version
• BZ - 1939970 - [RFE] Sort network devices before matching by regex
• BZ - 1942733 - Updates to the mssql tuned profile
• BZ - 1943291 - Tuned plugin_net dumps a traceback while adjusting the netdev queue count
• BZ - 1944686 - Tuned plugin_net terminates execution if the first listed device returns netlink error
• BZ - 1947858 - tuned: validate active profile settings
• BZ - 1950164 - tuned bootloader plugin doesn't support rpm-ostree kargs
• BZ - 1974071 - Unhandled exception from net plugin when a device channel contains n/a

CVEs

(none)

References

• https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/index