diff --git a/profiles/cpu-partitioning/tuned.conf b/profiles/cpu-partitioning/tuned.conf

index 3c52215..1821b74 100644

--- a/profiles/cpu-partitioning/tuned.conf

+++ b/profiles/cpu-partitioning/tuned.conf

@@ -19,13 +19,13 @@ tmpdir=${f:strip:${f:exec:/usr/bin/mktemp:-d}}

 isolated_cores_expanded=${f:cpulist_unpack:${isolated_cores}}

 isolated_cpumask=${f:cpulist2hex:${isolated_cores_expanded}}

 not_isolated_cores_expanded=${f:cpulist_invert:${isolated_cores_expanded}}

-isolated_cores_present_expanded=${f:cpulist_present:${isolated_cores}}

-not_isolated_cores_present_expanded=${f:cpulist_present:${not_isolated_cores_expanded}}

+isolated_cores_online_expanded=${f:cpulist_online:${isolated_cores}}

+not_isolated_cores_online_expanded=${f:cpulist_online:${not_isolated_cores_expanded}}

 not_isolated_cpumask=${f:cpulist2hex:${not_isolated_cores_expanded}}

 no_balance_cores_expanded=${f:cpulist_unpack:${no_balance_cores}}

-# Fail if isolated_cores contains CPUs which are not present

-assert2=${f:assertion:isolated_cores contains present CPU(s):${isolated_cores_expanded}:${isolated_cores_present_expanded}}

+# Fail if isolated_cores contains CPUs which are not online

+assert2=${f:assertion:isolated_cores contains online CPU(s):${isolated_cores_expanded}:${isolated_cores_online_expanded}}

 [sysctl]

 kernel.hung_task_timeout_secs = 600

diff --git a/profiles/realtime-virtual-guest/tuned.conf b/profiles/realtime-virtual-guest/tuned.conf

index cf349ef..05cf783 100644

--- a/profiles/realtime-virtual-guest/tuned.conf

+++ b/profiles/realtime-virtual-guest/tuned.conf

@@ -15,10 +15,10 @@ isolated_cores_assert_check = \\${isolated_cores}

 assert1=${f:assertion_non_equal:isolated_cores are set:${isolated_cores}:${isolated_cores_assert_check}}

 isolated_cores_expanded=${f:cpulist_unpack:${isolated_cores}}

-isolated_cores_present_expanded=${f:cpulist_present:${isolated_cores}}

+isolated_cores_online_expanded=${f:cpulist_online:${isolated_cores}}

-# Fail if isolated_cores contains CPUs which are not present

-assert2=${f:assertion:isolated_cores contains present CPU(s):${isolated_cores_expanded}:${isolated_cores_present_expanded}}

+# Fail if isolated_cores contains CPUs which are not online

+assert2=${f:assertion:isolated_cores contains online CPU(s):${isolated_cores_expanded}:${isolated_cores_online_expanded}}

 [scheduler]

 # group.group_name=rule_priority:scheduler_policy:scheduler_priority:core_affinity_in_hex:process_name_regex

diff --git a/profiles/realtime-virtual-host/tuned.conf b/profiles/realtime-virtual-host/tuned.conf

index 828e519..f64e22a 100644

--- a/profiles/realtime-virtual-host/tuned.conf

+++ b/profiles/realtime-virtual-host/tuned.conf

@@ -32,10 +32,10 @@ isolated_cores_assert_check = \\${isolated_cores}

 assert1=${f:assertion_non_equal:isolated_cores are set:${isolated_cores}:${isolated_cores_assert_check}}

 isolated_cores_expanded=${f:cpulist_unpack:${isolated_cores}}

-isolated_cores_present_expanded=${f:cpulist_present:${isolated_cores}}

+isolated_cores_online_expanded=${f:cpulist_online:${isolated_cores}}

-# Fail if isolated_cores contains CPUs which are not present

-assert2=${f:assertion:isolated_cores contains present CPU(s):${isolated_cores_expanded}:${isolated_cores_present_expanded}}

+# Fail if isolated_cores contains CPUs which are not online

+assert2=${f:assertion:isolated_cores contains online CPU(s):${isolated_cores_expanded}:${isolated_cores_online_expanded}}

 [scheduler]

 # group.group_name=rule_priority:scheduler_policy:scheduler_priority:core_affinity_in_hex:process_name_regex

diff --git a/profiles/realtime/tuned.conf b/profiles/realtime/tuned.conf

index 6feee3f..6b3676b 100644

--- a/profiles/realtime/tuned.conf

+++ b/profiles/realtime/tuned.conf

@@ -18,10 +18,10 @@ assert1=${f:assertion_non_equal:isolated_cores are set:${isolated_cores}:${isola

 # Non-isolated cores cpumask including offline cores

 not_isolated_cpumask = ${f:cpulist2hex_invert:${isolated_cores}}

 isolated_cores_expanded=${f:cpulist_unpack:${isolated_cores}}

-isolated_cores_present_expanded=${f:cpulist_present:${isolated_cores}}

+isolated_cores_online_expanded=${f:cpulist_online:${isolated_cores}}

-# Fail if isolated_cores contains CPUs which are not present

-assert2=${f:assertion:isolated_cores contains present CPU(s):${isolated_cores_expanded}:${isolated_cores_present_expanded}}

+# Fail if isolated_cores contains CPUs which are not online

+assert2=${f:assertion:isolated_cores contains online CPU(s):${isolated_cores_expanded}:${isolated_cores_online_expanded}}

 [sysctl]

 kernel.hung_task_timeout_secs = 600

diff --git a/tuned/profiles/functions/function_cpulist_invert.py b/tuned/profiles/functions/function_cpulist_invert.py

index 2a3c9ea..52f8270 100644

--- a/tuned/profiles/functions/function_cpulist_invert.py

+++ b/tuned/profiles/functions/function_cpulist_invert.py

@@ -8,7 +8,7 @@ log = tuned.logs.get()

 class cpulist_invert(base.Function):

 	"""

 	Inverts list of CPUs (makes its complement). For the complement it

-	gets number of present CPUs from the /sys/devices/system/cpu/present,

+	gets number of present CPUs from the /sys/devices/system/cpu/online,

 	e.g. system with 4 CPUs (0-3), the inversion of list "0,2,3" will be

 	"1"

 	"""

diff --git a/tuned/utils/commands.py b/tuned/utils/commands.py

index f8e393f..3299f4c 100644

--- a/tuned/utils/commands.py

+++ b/tuned/utils/commands.py

@@ -355,8 +355,8 @@ class commands:

 	# Inverts CPU list (i.e. makes its complement)

 	def cpulist_invert(self, l):

 		cpus = self.cpulist_unpack(l)

-		present = self.cpulist_unpack(self.read_file("/sys/devices/system/cpu/present"))

-		return list(set(present) - set(cpus))

+		online = self.cpulist_unpack(self.read_file("/sys/devices/system/cpu/online"))

+		return list(set(online) - set(cpus))

 	# Converts CPU list to hexadecimal CPU mask

 	def cpulist2hex(self, l):