diff --git a/profiles/realtime-virtual-guest/script.sh b/profiles/realtime-virtual-guest/script.sh

index 33cb730..ce94a4b 100755

--- a/profiles/realtime-virtual-guest/script.sh

+++ b/profiles/realtime-virtual-guest/script.sh

@@ -2,8 +2,13 @@

 . /usr/lib/tuned/functions

+KTIMER_LOCKLESS_FILE=/sys/kernel/ktimer_lockless_check

+

 start() {

     systemctl start rt-entsk

+    if [ -f $KTIMER_LOCKLESS_FILE ]; then

+        echo 1 > $KTIMER_LOCKLESS_FILE

+    fi

     return "$?"

 }

diff --git a/profiles/realtime-virtual-host/script.sh b/profiles/realtime-virtual-host/script.sh

index 8ff5509..be1804f 100755

--- a/profiles/realtime-virtual-host/script.sh

+++ b/profiles/realtime-virtual-host/script.sh

@@ -5,6 +5,7 @@

 CACHE_VALUE_FILE=./lapic_timer_adv_ns

 CACHE_CPU_FILE=./lapic_timer_adv_ns.cpumodel

 KVM_LAPIC_FILE=/sys/module/kvm/parameters/lapic_timer_advance_ns

+KTIMER_LOCKLESS_FILE=/sys/kernel/ktimer_lockless_check

 QEMU=$(type -P qemu-kvm || echo /usr/libexec/qemu-kvm)

 TSCDEADLINE_LATENCY="/usr/share/qemu-kvm/tscdeadline_latency.flat"

 if [ ! -f "$TSCDEADLINE_LATENCY" ]; then

@@ -100,6 +101,10 @@ start() {

     fi

     systemctl start rt-entsk

+    if [ -f $KTIMER_LOCKLESS_FILE ]; then

+        echo 1 > $KTIMER_LOCKLESS_FILE

+    fi

+

     return 0

 }