From: Nathan Binkert <binkertn@umich.edu>
Date: Tue, 10 Aug 2004 13:08:36 +0000 (-0400)
Subject: tweak a bunch of kernel parameters to get better performance
X-Git-Tag: m5_1.0_tutorial~198^2
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=00270ba3a7cd2e9e33df79b3adcc355a6ee3fb40;p=gem5.git

tweak a bunch of kernel parameters to get better performance

--HG--
extra : convert_revision : 57cca576fac4013027c2cb6c85cc73cbbcf772ae
---

diff --git a/configs/boot/client.netperf.maerts b/configs/boot/client.netperf.maerts
index f1335c020..916bb25ab 100644
--- a/configs/boot/client.netperf.maerts
+++ b/configs/boot/client.netperf.maerts
@@ -4,7 +4,19 @@ CLIENT=10.0.0.2
 
 echo "setting up network..."
 ifconfig lo 127.0.0.1
-ifconfig eth0 $CLIENT
+ifconfig eth0 $CLIENT txqueuelen 1000
+
+echo "0" > /proc/sys/net/ipv4/tcp_timestamps
+echo "0" > /proc/sys/net/ipv4/tcp_sack
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_rmem
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_wmem
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_mem
+echo "262143" > /proc/sys/net/core/rmem_max
+echo "262143" > /proc/sys/net/core/wmem_max
+echo "262143" > /proc/sys/net/core/rmem_default
+echo "262143" > /proc/sys/net/core/wmem_default
+echo "262143" > /proc/sys/net/core/optmem_max
+echo "100000" > /proc/sys/net/core/netdev_max_backlog
 
 echo -n "waiting for server..."
 /usr/bin/netcat -c -l -p 8000
diff --git a/configs/boot/client.netperf.rr b/configs/boot/client.netperf.rr
index aafc569e7..b2128bed4 100644
--- a/configs/boot/client.netperf.rr
+++ b/configs/boot/client.netperf.rr
@@ -4,7 +4,19 @@ CLIENT=10.0.0.2
 
 echo "setting up network..."
 ifconfig lo 127.0.0.1
-ifconfig eth0 $CLIENT
+ifconfig eth0 $CLIENT txqueuelen 1000
+
+echo "0" > /proc/sys/net/ipv4/tcp_timestamps
+echo "0" > /proc/sys/net/ipv4/tcp_sack
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_rmem
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_wmem
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_mem
+echo "262143" > /proc/sys/net/core/rmem_max
+echo "262143" > /proc/sys/net/core/wmem_max
+echo "262143" > /proc/sys/net/core/rmem_default
+echo "262143" > /proc/sys/net/core/wmem_default
+echo "262143" > /proc/sys/net/core/optmem_max
+echo "100000" > /proc/sys/net/core/netdev_max_backlog
 
 echo -n "waiting for server..."
 /usr/bin/netcat -c -l -p 8000
diff --git a/configs/boot/client.netperf.stream b/configs/boot/client.netperf.stream
index f04228cd4..0dba6f1a2 100644
--- a/configs/boot/client.netperf.stream
+++ b/configs/boot/client.netperf.stream
@@ -4,7 +4,19 @@ CLIENT=10.0.0.2
 
 echo "setting up network..."
 ifconfig lo 127.0.0.1
-ifconfig eth0 $CLIENT
+ifconfig eth0 $CLIENT txqueuelen 1000
+
+echo "0" > /proc/sys/net/ipv4/tcp_timestamps
+echo "0" > /proc/sys/net/ipv4/tcp_sack
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_rmem
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_wmem
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_mem
+echo "262143" > /proc/sys/net/core/rmem_max
+echo "262143" > /proc/sys/net/core/wmem_max
+echo "262143" > /proc/sys/net/core/rmem_default
+echo "262143" > /proc/sys/net/core/wmem_default
+echo "262143" > /proc/sys/net/core/optmem_max
+echo "100000" > /proc/sys/net/core/netdev_max_backlog
 
 echo -n "waiting for server..."
 /usr/bin/netcat -c -l -p 8000
diff --git a/configs/boot/server.netperf b/configs/boot/server.netperf
index a62bc171e..f77ff0ce8 100644
--- a/configs/boot/server.netperf
+++ b/configs/boot/server.netperf
@@ -4,7 +4,19 @@ CLIENT=10.0.0.2
 
 echo "setting up network..."
 ifconfig lo 127.0.0.1
-ifconfig eth0 $SERVER
+ifconfig eth0 $SERVER txqueuelen 1000
+
+echo "0" > /proc/sys/net/ipv4/tcp_timestamps
+echo "0" > /proc/sys/net/ipv4/tcp_sack
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_rmem
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_wmem
+echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_mem
+echo "262143" > /proc/sys/net/core/rmem_max
+echo "262143" > /proc/sys/net/core/wmem_max
+echo "262143" > /proc/sys/net/core/rmem_default
+echo "262143" > /proc/sys/net/core/wmem_default
+echo "262143" > /proc/sys/net/core/optmem_max
+echo "100000" > /proc/sys/net/core/netdev_max_backlog
 
 echo "running netserver..."
 /benchmarks/netperf/netserver