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Merge pull request #79 from bonzini/master

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port realtime virtual host profile to Fedora
This commit is contained in:
Jaroslav Škarvada 2017-11-13 16:03:52 +01:00 committed by GitHub
commit 10a59112c0
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 3 additions and 3 deletions
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4
profiles/realtime-virtual-host/run-tscdeadline-latency.sh
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@ -1,6 +1,6 @@
#!/bin/bash
QEMU=/usr/libexec/qemu-kvm
QEMU=$(type -P qemu-kvm || echo /usr/libexec/qemu-kvm)
if [ ! -f /sys/module/kvm/parameters/lapic_timer_advance_ns ]; then
echo "/sys/module/kvm/parameters/lapic_timer_advance_ns not found"
@ -14,7 +14,7 @@ for i in `seq 1000 500 7000`; do
chrt -f 1 taskset -c $1 $QEMU -enable-kvm -device pc-testdev \
-device isa-debug-exit,iobase=0xf4,iosize=0x4 \
-display none -serial stdio -device pci-testdev \
-kernel /usr/share/qemu-kvm/tscdeadline_latency.flat \
-kernel /usr/share/tuned/tscdeadline_latency.flat \
-cpu host | grep latency | cut -f 2 -d ":" > $dir/out
A=0

2
profiles/realtime-virtual-host/script.sh
View file

@ -26,7 +26,7 @@ start() {
if [ -f $ltanfile -a ! -f ./lapic_timer_adv_ns ]; then
if [ -f /usr/share/qemu-kvm/tscdeadline_latency.flat ]; then
if [ -f /usr/share/tuned/tscdeadline_latency.flat ]; then
tempdir=`mktemp -d`
isolatedcpu=`echo "$TUNED_isolated_cores_expanded" | cut -f 1 -d ","`
sh ./run-tscdeadline-latency.sh $isolatedcpu > $tempdir/lat.out