Merge pull request #376 from jmencak/tuned-profiles-openshift

Add OpenShift profiles.

man/tuned-adm.8

@@ -118,6 +118,7 @@ Unload tunings.
 .BR tuned\-profiles\-nfv\-guest (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

man/tuned-profiles-atomic.7

@@ -60,6 +60,7 @@ netfilter connections tracking.
 .BR tuned\-profiles\-cpu\-partitioning (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

man/tuned-profiles-mssql.7

@@ -45,6 +45,7 @@ throughput-performance profile.
 .BR tuned\-profiles\-cpu\-partitioning (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

man/tuned-profiles-nfv-guest.7

@@ -51,6 +51,7 @@ Profile optimized for virtual guests based on realtime profile.
 .BR tuned\-profiles\-cpu\-partitioning (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

man/tuned-profiles-nfv-host.7

@@ -51,6 +51,7 @@ Profile optimized for virtual hosts based on realtime profile.
 .BR tuned\-profiles\-cpu\-partitioning (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

man/tuned-profiles-openshift.7

@@ -0,0 +1,66 @@
+.\"/* 
+.\" * All rights reserved
+.\" * Copyright (C) 2018-2021 Red Hat, Inc.
+.\" * Authors: Jaroslav Škarvada, Jiří Mencák
+.\" *
+.\" * This program is free software; you can redistribute it and/or
+.\" * modify it under the terms of the GNU General Public License
+.\" * as published by the Free Software Foundation; either version 2
+.\" * of the License, or (at your option) any later version.
+.\" *
+.\" * This program is distributed in the hope that it will be useful,
+.\" * but WITHOUT ANY WARRANTY; without even the implied warranty of
+.\" * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+.\" * GNU General Public License for more details.
+.\" *
+.\" * You should have received a copy of the GNU General Public License
+.\" * along with this program; if not, write to the Free Software
+.\" * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+.\" */
+.\"
+.TH TUNED_PROFILES_OPENSHIFT "8" "02 Aug 2021" "Fedora Power Management SIG" "TuneD"
+.SH NAME
+tuned\-profiles\-openshift - description of profiles provided for the OpenShift platform
+
+.SH DESCRIPTION
+These profiles are provided for the OpenShift platform.
+
+.SH PROFILES
+The following profiles are provided:
+
+.TP
+.BI "openshift"
+Parent profile containing tuning shared by OpenShift control plane and worker nodes.
+
+.TP
+.BI "openshift\-control\-plane"
+Profile optimized for OpenShift control plane.
+
+.TP
+.BI "openshift\-node"
+Profile optimized for general workloads on OpenShift worker nodes.
+
+.SH "FILES"
+.nf
+.I /etc/tuned/*
+.I /usr/lib/tuned/*
+
+.SH "SEE ALSO"
+.BR tuned (8)
+.BR tuned\-adm (8)
+.BR tuned\-profiles (7)
+.BR tuned\-profiles\-sap (7)
+.BR tuned\-profiles\-sap\-hana (7)
+.BR tuned\-profiles\-oracle (7)
+.BR tuned\-profiles\-mssql (7)
+.BR tuned\-profiles\-atomic (7)
+.BR tuned\-profiles\-realtime (7)
+.BR tuned\-profiles\-nfv\-host (7)
+.BR tuned\-profiles\-nfv\-guest (7)
+.BR tuned\-profiles\-cpu\-partitioning (7)
+.BR tuned\-profiles\-compat (7)
+.BR tuned\-profiles\-postgresql (7)
+.SH AUTHOR
+.nf
+Jaroslav Škarvada <jskarvad@redhat.com>
+Jiří Mencák <jmencak@redhat.com>

man/tuned-profiles-oracle.7

@@ -53,6 +53,7 @@ performance related kernel parameters.
 .BR tuned\-profiles\-cpu\-partitioning (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

man/tuned-profiles-postgresql.7

@@ -55,6 +55,7 @@ performance related kernel parameters.
 .BR tuned\-profiles\-nfv\-guest (7)
 .BR tuned\-profiles\-cpu\-partitioning (7)
 .BR tuned\-profiles\-compat (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

man/tuned-profiles-realtime.7

@@ -51,6 +51,7 @@ Profile optimized for realtime.
 .BR tuned\-profiles\-cpu\-partitioning (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

man/tuned-profiles-sap-hana.7

@@ -56,6 +56,7 @@ semaphores.
 .BR tuned\-profiles\-cpu-partitioning (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

man/tuned-profiles-sap.7

@@ -54,6 +54,7 @@ areas a process may have.
 .BR tuned\-profiles\-cpu\-partitioning (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

man/tuned-profiles-spectrumscale-ece.7

@@ -54,6 +54,7 @@ performance related kernel parameters.
 .BR tuned\-profiles\-cpu\-partitioning (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Luis Bolinches <luis.bolinches@fi.ibm.com>

man/tuned-profiles.7

@@ -154,6 +154,7 @@ profiles (e.g. throughput\-performance profile), example:
 .BR tuned\-profiles\-cpu\-partitioning (7)
 .BR tuned\-profiles\-compat (7)
 .BR tuned\-profiles\-postgresql (7)
+.BR tuned\-profiles\-openshift (7)
 .SH AUTHOR
 .nf
 Jaroslav Škarvada <jskarvad@redhat.com>

profiles/openshift-control-plane/tuned.conf

@@ -0,0 +1,23 @@
+#
+# tuned configuration
+#
+
+[main]
+summary=Optimize systems running OpenShift control plane
+include=openshift
+
+[scheduler]
+# ktune sysctl settings, maximizing i/o throughput
+#
+# Minimal preemption granularity for CPU-bound tasks:
+# (default: 1 msec#  (1 + ilog(ncpus)), units: nanoseconds)
+sched_min_granularity_ns=10000000
+# The total time the scheduler will consider a migrated process
+# "cache hot" and thus less likely to be re-migrated
+# (system default is 500000, i.e. 0.5 ms)
+sched_migration_cost_ns=5000000
+# SCHED_OTHER wake-up granularity.
+#
+# Preemption granularity when tasks wake up.  Lower the value to
+# improve wake-up latency and throughput for latency critical tasks.
+sched_wakeup_granularity_ns=4000000

profiles/openshift-node/tuned.conf

@@ -0,0 +1,12 @@
+#
+# tuned configuration
+#
+
+[main]
+summary=Optimize systems running OpenShift nodes
+include=openshift
+
+[sysctl]
+net.ipv4.tcp_fastopen=3
+fs.inotify.max_user_watches=65536
+fs.inotify.max_user_instances=8192

profiles/openshift/tuned.conf

@@ -0,0 +1,30 @@
+#
+# tuned configuration
+#
+
+[main]
+summary=Optimize systems running OpenShift (parent profile)
+include=${f:virt_check:virtual-guest:throughput-performance}
+
+[selinux]
+avc_cache_threshold=8192
+
+[net]
+nf_conntrack_hashsize=131072
+
+[sysctl]
+net.ipv4.ip_forward=1
+kernel.pid_max=>4194304
+net.netfilter.nf_conntrack_max=1048576
+net.ipv4.conf.all.arp_announce=2
+net.ipv4.neigh.default.gc_thresh1=8192
+net.ipv4.neigh.default.gc_thresh2=32768
+net.ipv4.neigh.default.gc_thresh3=65536
+net.ipv6.neigh.default.gc_thresh1=8192
+net.ipv6.neigh.default.gc_thresh2=32768
+net.ipv6.neigh.default.gc_thresh3=65536
+vm.max_map_count=262144
+
+[scheduler]
+# see rhbz#1979352; exclude containers from aligning to house keeping CPUs
+cgroup_ps_blacklist=/kubepods\.slice/

tuned.spec

@@ -254,6 +254,13 @@ Requires: %{name} = %{version}
 %description profiles-postgresql
 Additional tuned profile(s) targeted to PostgreSQL server loads.
 
+%package profiles-openshift
+Summary: Additional TuneD profile(s) optimized for OpenShift
+Requires: %{name} = %{version}
+
+%description profiles-openshift
+Additional TuneD profile(s) optimized for OpenShift.
+
 %prep
 %setup -q -n %{name}-%{version}%{?prerel2}
 
@@ -416,6 +423,9 @@ fi
 %exclude %{_prefix}/lib/tuned/cpu-partitioning
 %exclude %{_prefix}/lib/tuned/spectrumscale-ece
 %exclude %{_prefix}/lib/tuned/postgresql
+%exclude %{_prefix}/lib/tuned/openshift
+%exclude %{_prefix}/lib/tuned/openshift-control-plane
+%exclude %{_prefix}/lib/tuned/openshift-node
 %{_prefix}/lib/tuned
 %dir %{_sysconfdir}/tuned
 %dir %{_sysconfdir}/tuned/recommend.d
@@ -548,6 +558,13 @@ fi
 %{_prefix}/lib/tuned/postgresql
 %{_mandir}/man7/tuned-profiles-postgresql.7*
 
+%files profiles-openshift
+%defattr(-,root,root,-)
+%{_prefix}/lib/tuned/openshift
+%{_prefix}/lib/tuned/openshift-control-plane
+%{_prefix}/lib/tuned/openshift-node
+%{_mandir}/man7/tuned-profiles-openshift.7*
+
 %changelog
 * Wed Jul 21 2021 Jaroslav Škarvada <jskarvad@redhat.com> - 2.16.0-1
 - new release