!55 [sync] PR-54: profiles: drop sched_ tuning where appropriate
From: @openeuler-sync-bot Reviewed-by: @wangbin224 Signed-off-by: @wangbin224
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profiles-drop-sched_-tuning-where-appropriate.patch
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107
profiles-drop-sched_-tuning-where-appropriate.patch
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From c6d6fdcc4c944df9998e0ebe75f31cc8aed452c1 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Jaroslav=20=C5=A0karvada?= <jskarvad@redhat.com>
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Date: Wed, 30 Jun 2021 22:00:19 +0200
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Subject: [PATCH] profiles: drop sched_ tuning where appropriate
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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According to the performance team measurements the sched_ tuning
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should be dropped in several profiles.
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Resolves: rhbz#1957829
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Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
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---
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profiles/latency-performance/tuned.conf | 13 -------------
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profiles/sap-hana/tuned.conf | 4 ----
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profiles/throughput-performance/tuned.conf | 22 ----------------------
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profiles/virtual-host/tuned.conf | 6 ------
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4 files changed, 45 deletions(-)
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diff --git a/profiles/latency-performance/tuned.conf b/profiles/latency-performance/tuned.conf
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index 66f06ae..da1e357 100644
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--- a/profiles/latency-performance/tuned.conf
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+++ b/profiles/latency-performance/tuned.conf
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@@ -32,16 +32,3 @@ vm.dirty_background_ratio=3
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# 100 tells the kernel to aggressively swap processes out of physical memory
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# and move them to swap cache
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vm.swappiness=10
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-
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-[scheduler]
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-# ktune sysctl settings for rhel6 servers, maximizing i/o throughput
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-#
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-# Minimal preemption granularity for CPU-bound tasks:
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-# (default: 1 msec# (1 + ilog(ncpus)), units: nanoseconds)
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-sched_min_granularity_ns = 3000000
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-sched_wakeup_granularity_ns = 4000000
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-
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-# The total time the scheduler will consider a migrated process
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-# "cache hot" and thus less likely to be re-migrated
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-# (system default is 500000, i.e. 0.5 ms)
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-sched_migration_cost_ns = 5000000
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diff --git a/profiles/sap-hana/tuned.conf b/profiles/sap-hana/tuned.conf
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index c91a9ee..81d5930 100644
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--- a/profiles/sap-hana/tuned.conf
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+++ b/profiles/sap-hana/tuned.conf
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@@ -20,7 +20,3 @@ kernel.numa_balancing = 0
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vm.dirty_ratio = 40
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vm.dirty_background_ratio = 10
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vm.swappiness = 10
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-
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-[scheduler]
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-sched_min_granularity_ns = 3000000
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-sched_wakeup_granularity_ns = 4000000
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diff --git a/profiles/throughput-performance/tuned.conf b/profiles/throughput-performance/tuned.conf
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index ebb3f7d..98c6b26 100644
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--- a/profiles/throughput-performance/tuned.conf
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+++ b/profiles/throughput-performance/tuned.conf
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@@ -58,31 +58,9 @@ vm.dirty_background_ratio = 10
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# on older kernels
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net.core.somaxconn=>2048
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-[scheduler]
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-# ktune sysctl settings for rhel6 servers, maximizing i/o throughput
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-#
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-# Minimal preemption granularity for CPU-bound tasks:
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-# (default: 1 msec# (1 + ilog(ncpus)), units: nanoseconds)
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-sched_min_granularity_ns = 10000000
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-
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-# SCHED_OTHER wake-up granularity.
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-# (default: 1 msec# (1 + ilog(ncpus)), units: nanoseconds)
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-#
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-# This option delays the preemption effects of decoupled workloads
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-# and reduces their over-scheduling. Synchronous workloads will still
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-# have immediate wakeup/sleep latencies.
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-sched_wakeup_granularity_ns = 15000000
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-
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# Marvell ThunderX
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[sysctl.thunderx]
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type=sysctl
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uname_regex=aarch64
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cpuinfo_regex=${thunderx_cpuinfo_regex}
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kernel.numa_balancing=0
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-
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-# AMD
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-[scheduler.amd]
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-type=scheduler
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-uname_regex=x86_64
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-cpuinfo_regex=${amd_cpuinfo_regex}
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-sched_migration_cost_ns=5000000
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diff --git a/profiles/virtual-host/tuned.conf b/profiles/virtual-host/tuned.conf
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index 3358105..c1942da 100644
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--- a/profiles/virtual-host/tuned.conf
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+++ b/profiles/virtual-host/tuned.conf
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@@ -14,9 +14,3 @@ vm.dirty_background_ratio = 5
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[cpu]
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# Setting C3 state sleep mode/power savings
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force_latency=cstate.id_no_zero:3|70
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-
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-[scheduler]
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-# The total time the scheduler will consider a migrated process
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-# "cache hot" and thus less likely to be re-migrated
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-# (system default is 500000, i.e. 0.5 ms)
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-sched_migration_cost_ns = 5000000
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--
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2.43.0
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@ -1,7 +1,7 @@
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Summary: A system tuning service for Linux
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Name: tuned
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Version: 2.20.0
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Release: 1
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Release: 2
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License: GPLv2+
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Source0: https://github.com/redhat-performance/%{name}/archive/refs/tags/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
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URL: http://www.tuned-project.org/
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@ -35,6 +35,7 @@ Patch1: tuned-2.18.0-rhel-8-profiles.patch
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Patch2: tuned-2.18.0-sd-load-balance.patch
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Patch3: change-the-default-percentage-when-dirty-data-starts.patch
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Patch4: tuned-add-app-sensor-profile.patch
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Patch5: profiles-drop-sched_-tuning-where-appropriate.patch
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Provides: tuned-gtk = %{version}-%{release}
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Provides: tuned-utils = %{version}-%{release}
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@ -294,6 +295,9 @@ fi
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%{_mandir}/man7/tuned-profiles-spectrumscale-ece.7*
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%changelog
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* Fri Apr 12 2024 liuchao <liuchao173@huawei.com> - 2.20.0-2
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- profiles: drop sched_ tuning where appropriate
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* Tue Feb 27 2024 liuchao <liuchao173@huawei.com> - 2.20.0-1
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- downgrade to 2.20.0 to match the 24.03 LTS's minimum set of core packages
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