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From 153afc6c9f7663ad083fbb764164e57737f7e4d2 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: Fri, 14 Feb 2014 13:31:21 +0100
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Subject: [PATCH 4/4] network-throughput: added new profile
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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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Resolves: rhbz#1052421
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Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
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---
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man/tuned-adm.8 | 5 +++++
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profiles/network-throughput/tuned.conf | 15 +++++++++++++++
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2 files changed, 20 insertions(+)
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create mode 100644 profiles/network-throughput/tuned.conf
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diff --git a/man/tuned-adm.8 b/man/tuned-adm.8
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index dfba025..c2a11a3 100644
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--- a/man/tuned-adm.8
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+++ b/man/tuned-adm.8
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@@ -111,6 +111,11 @@ CPU governor is set to performance andlocked to the low C states (by PM QoS).
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CPU energy performance bias to performance.
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.TP
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+.BI network-throughput
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+Profile for throughput network tuning. It is based on the throughput-performance
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+profile. It additionaly increases kernel network buffers.
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+
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+.TP
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.BI network-latency
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Profile for low latency network tuning. It is based on the latency-performance
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profile. It additionaly disables transparent hugepages, NUMA balancing and
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diff --git a/profiles/network-throughput/tuned.conf b/profiles/network-throughput/tuned.conf
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new file mode 100644
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index 0000000..fbc2b72
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--- /dev/null
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+++ b/profiles/network-throughput/tuned.conf
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@@ -0,0 +1,15 @@
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+#
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+# tuned configuration
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+#
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+
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+[main]
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+include=throughput-performance
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+
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+[sysctl]
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+# Increase kernel buffer size maximums. Currently this seems only necessary at 40Gb speeds.
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+#
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+# The buffer tuning values below do not account for any potential hugepage allocation.
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+# Ensure that you do not oversubscribe system memory.
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+net.ipv4.tcp_rmem="4096 87380 16777216"
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+net.ipv4.tcp_wmem="4096 16384 16777216"
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+net.ipv4.udp_mem="3145728 4194304 16777216"
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--
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1.8.5.3
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