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realtime-setup-2.2-5.fc36 RPM for s390x

From Fedora 37 for s390x / r

Name: realtime-setup Distribution: Fedora Project
Version: 2.2 Vendor: Fedora Project
Release: 5.fc36 Build date: Fri Jan 21 19:17:31 2022
Group: Unspecified Build host: buildvm-s390x-02.s390.fedoraproject.org
Size: 35872 Source RPM: realtime-setup-2.2-5.fc36.src.rpm
Packager: Fedora Project
Url: https://gitlab.com/rt-linux-tools/realtime-setup.git
Summary: Setup RT/low-latency environment details
Configure details useful for low-latency environments.

Installation of this package results in:
  - creation of a realtime group
  - adds realtime limits configuration for PAM
  - adds udev specific rules for threaded irqs and /dev/rtc access
  - adds /usr/bin/slub_cpu_partial_off to turn off cpu_partials in SLUB
  - adds net-socket timestamp static key daemon (realtime-entsk)

The slub_cpu_partial_off script is used to turn off the SLUB slab allocator's
use of cpu-partials, which has been known to create latency-spikes.

The realtime-entsk program is a workaround for latency spikes caused when the
network stack enables hardware timestamping and activates a static key. The
realtime-entsk progam is activated by the systemd service included and merely
enables the timestamp static key and pauses, effectively activating the static
key and never exiting, so no deactivation/activation sequences will be seen.

Neither the slub script or realtime-entsk are active by default.

Provides

Requires

License

GPLv2

Changelog

* Fri Jan 21 2022 Fedora Release Engineering <releng@fedoraproject.org> - 2.2-5
  - Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild
* Fri Jul 23 2021 Fedora Release Engineering <releng@fedoraproject.org> - 2.2-4
  - Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
* Wed May 26 2021 Clark Williams <williams@redhat.com> - 2.2-3
  - pidfile error from renaming. Resolves rhbz##1891048
* Thu May 20 2021 Clark Williams <williams@redhat.com> - 2.2-2
  - Cgroupv2 fix.  Resolves rhbz#1891048
* Wed May 19 2021 Clark Williams <williams@redhat.com> - 2.2-1
  - Fix realtime-entsk.service using wrong image. Resolves rhbz#1891048
* Fri May 14 2021 Clark Williams <williams@redhat.com> - 2.1-4
  - Sync RHEL 9 and Fedora versions
* Fri Apr 16 2021 Mohan Boddu <mboddu@redhat.com> - 2.1-3
  - Rebuilt for RHEL 9 BETA on Apr 15th 2021. Related: rhbz#1947937
* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 2.1-2
  - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild

Files

/etc/security/limits.d/realtime.conf
/etc/sysconfig/realtime-setup
/etc/udev/rules.d/99-rhel-rt.rules
/usr/bin/realtime-setup
/usr/bin/slub_cpu_partial_off
/usr/lib/.build-id
/usr/lib/.build-id/c5
/usr/lib/.build-id/c5/976c42961e93719a43ab39f6143224518673a3
/usr/lib/systemd/system/realtime-entsk.service
/usr/lib/systemd/system/realtime-setup.service
/usr/sbin/kernel-is-rt
/usr/sbin/realtime-entsk
/usr/share/licenses/realtime-setup
/usr/share/licenses/realtime-setup/gpl-2.0.txt


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Fabrice Bellet, Tue Apr 9 21:25:34 2024