diff --git a/manifests/profile/base/aodh/api.pp b/manifests/profile/base/aodh/api.pp
index 300c0ca91..d6ec32b25 100644
--- a/manifests/profile/base/aodh/api.pp
+++ b/manifests/profile/base/aodh/api.pp
@@ -23,6 +23,10 @@
 #   This is set by t-h-t.
 #   Defaults to hiera('aodh_api_network', undef)
 #
+# [*bootstrap_node*]
+#   (Optional) The hostname of the node responsible for bootstrapping tasks
+#   Defaults to hiera('bootstrap_nodeid')
+#
 # [*certificates_specs*]
 #   (Optional) The specifications to give to certmonger for the certificate(s)
 #   it will create.
@@ -47,10 +51,16 @@
 
 class tripleo::profile::base::aodh::api (
   $aodh_network                  = hiera('aodh_api_network', undef),
+  $bootstrap_node                = hiera('bootstrap_nodeid', undef),
   $certificates_specs            = hiera('apache_certificates_specs', {}),
   $enable_internal_tls           = hiera('enable_internal_tls', false),
   $step                          = Integer(hiera('step')),
 ) {
+  if $::hostname == downcase($bootstrap_node) {
+    $is_bootstrap = true
+  } else {
+    $is_bootstrap = false
+  }
 
   include ::tripleo::profile::base::aodh
 
@@ -66,7 +76,7 @@ class tripleo::profile::base::aodh::api (
   }
 
 
-  if $step >= 3 {
+  if $step >= 4 or ( $step >= 3 and $is_bootstrap ) {
     include ::aodh::api
     include ::apache::mod::ssl
     class { '::aodh::wsgi::apache':
diff --git a/manifests/profile/base/ceilometer/api.pp b/manifests/profile/base/ceilometer/api.pp
index 6a30a4020..11c1da33a 100644
--- a/manifests/profile/base/ceilometer/api.pp
+++ b/manifests/profile/base/ceilometer/api.pp
@@ -23,6 +23,10 @@
 #   This is set by t-h-t.
 #   Defaults to hiera('ceilometer_api_network', undef)
 #
+# [*bootstrap_node*]
+#   (Optional) The hostname of the node responsible for bootstrapping tasks
+#   Defaults to hiera('bootstrap_nodeid')
+#
 # [*certificates_specs*]
 #   (Optional) The specifications to give to certmonger for the certificate(s)
 #   it will create.
@@ -45,11 +49,18 @@
 #   Defaults to hiera('step')
 #
 class tripleo::profile::base::ceilometer::api (
+  $bootstrap_node                = hiera('bootstrap_nodeid', undef),
   $ceilometer_network            = hiera('ceilometer_api_network', undef),
   $certificates_specs            = hiera('apache_certificates_specs', {}),
   $enable_internal_tls           = hiera('enable_internal_tls', false),
   $step                          = Integer(hiera('step')),
 ) {
+  if $::hostname == downcase($bootstrap_node) {
+    $is_bootstrap = true
+  } else {
+    $is_bootstrap = false
+  }
+
   include ::tripleo::profile::base::ceilometer
 
   if $enable_internal_tls {
@@ -63,7 +74,7 @@ class tripleo::profile::base::ceilometer::api (
     $tls_keyfile = undef
   }
 
-  if $step >= 3 {
+  if $step >= 4 or ( $step >= 3 and $is_bootstrap ) {
     include ::ceilometer::api
     include ::apache::mod::ssl
     class { '::ceilometer::wsgi::apache':
diff --git a/manifests/profile/base/heat/api.pp b/manifests/profile/base/heat/api.pp
index ff9059045..2221b37ea 100644
--- a/manifests/profile/base/heat/api.pp
+++ b/manifests/profile/base/heat/api.pp
@@ -18,6 +18,10 @@
 #
 # === Parameters
 #
+# [*bootstrap_node*]
+#   (Optional) The hostname of the node responsible for bootstrapping tasks
+#   Defaults to hiera('bootstrap_nodeid')
+#
 # [*certificates_specs*]
 #   (Optional) The specifications to give to certmonger for the certificate(s)
 #   it will create.
@@ -45,11 +49,18 @@
 #   Defaults to hiera('step')
 #
 class tripleo::profile::base::heat::api (
+  $bootstrap_node                = hiera('bootstrap_nodeid', undef),
   $certificates_specs            = hiera('apache_certificates_specs', {}),
   $enable_internal_tls           = hiera('enable_internal_tls', false),
   $heat_api_network              = hiera('heat_api_network', undef),
   $step                          = Integer(hiera('step')),
 ) {
+  if $::hostname == downcase($bootstrap_node) {
+    $is_bootstrap = true
+  } else {
+    $is_bootstrap = false
+  }
+
   include ::tripleo::profile::base::heat
 
   if $enable_internal_tls {
@@ -63,7 +74,7 @@ class tripleo::profile::base::heat::api (
     $tls_keyfile = undef
   }
 
-  if $step >= 3 {
+  if $step >= 4 or ( $step >= 3 and $is_bootstrap ) {
     include ::heat::api
     include ::apache::mod::ssl
     class { '::heat::wsgi::apache_api':
diff --git a/manifests/profile/base/heat/api_cfn.pp b/manifests/profile/base/heat/api_cfn.pp
index e14760acb..1014b04e4 100644
--- a/manifests/profile/base/heat/api_cfn.pp
+++ b/manifests/profile/base/heat/api_cfn.pp
@@ -18,6 +18,10 @@
 #
 # === Parameters
 #
+# [*bootstrap_node*]
+#   (Optional) The hostname of the node responsible for bootstrapping tasks
+#   Defaults to hiera('bootstrap_nodeid')
+#
 # [*certificates_specs*]
 #   (Optional) The specifications to give to certmonger for the certificate(s)
 #   it will create.
@@ -45,11 +49,18 @@
 #   Defaults to hiera('step')
 #
 class tripleo::profile::base::heat::api_cfn (
+  $bootstrap_node                = hiera('bootstrap_nodeid', undef),
   $certificates_specs            = hiera('apache_certificates_specs', {}),
   $enable_internal_tls           = hiera('enable_internal_tls', false),
   $heat_api_cfn_network          = hiera('heat_api_cfn_network', undef),
   $step                          = Integer(hiera('step')),
 ) {
+  if $::hostname == downcase($bootstrap_node) {
+    $is_bootstrap = true
+  } else {
+    $is_bootstrap = false
+  }
+
   include ::tripleo::profile::base::heat
 
   if $enable_internal_tls {
@@ -63,7 +74,7 @@ class tripleo::profile::base::heat::api_cfn (
     $tls_keyfile = undef
   }
 
-  if $step >= 3 {
+  if $step >= 4 or ( $step >= 3 and $is_bootstrap ) {
     include ::heat::api_cfn
 
     include ::apache::mod::ssl
diff --git a/manifests/profile/base/heat/api_cloudwatch.pp b/manifests/profile/base/heat/api_cloudwatch.pp
index 83d5307bf..4caac9d3c 100644
--- a/manifests/profile/base/heat/api_cloudwatch.pp
+++ b/manifests/profile/base/heat/api_cloudwatch.pp
@@ -18,6 +18,10 @@
 #
 # === Parameters
 #
+# [*bootstrap_node*]
+#   (Optional) The hostname of the node responsible for bootstrapping tasks
+#   Defaults to hiera('bootstrap_nodeid')
+#
 # [*certificates_specs*]
 #   (Optional) The specifications to give to certmonger for the certificate(s)
 #   it will create.
@@ -45,11 +49,18 @@
 #   Defaults to hiera('step')
 #
 class tripleo::profile::base::heat::api_cloudwatch (
+  $bootstrap_node                = hiera('bootstrap_nodeid', undef),
   $certificates_specs            = hiera('apache_certificates_specs', {}),
   $enable_internal_tls           = hiera('enable_internal_tls', false),
   $heat_api_cloudwatch_network   = hiera('heat_api_cloudwatch_network', undef),
   $step                          = Integer(hiera('step')),
 ) {
+  if $::hostname == downcase($bootstrap_node) {
+    $is_bootstrap = true
+  } else {
+    $is_bootstrap = false
+  }
+
   include ::tripleo::profile::base::heat
 
   if $enable_internal_tls {
@@ -63,7 +74,7 @@ class tripleo::profile::base::heat::api_cloudwatch (
     $tls_keyfile = undef
   }
 
-  if $step >= 3 {
+  if $step >= 4 or ( $step >= 3 and $is_bootstrap ) {
     include ::heat::api_cloudwatch
 
     include ::apache::mod::ssl
diff --git a/manifests/profile/base/horizon.pp b/manifests/profile/base/horizon.pp
index 12482b629..26ea20fc2 100644
--- a/manifests/profile/base/horizon.pp
+++ b/manifests/profile/base/horizon.pp
@@ -23,15 +23,26 @@
 #   for more details.
 #   Defaults to hiera('step')
 #
+# [*bootstrap_node*]
+#   (Optional) The hostname of the node responsible for bootstrapping tasks
+#   Defaults to hiera('bootstrap_nodeid')
+#
 # [*neutron_options*]
 #   (Optional) A hash of parameters to enable features specific to Neutron
 #   Defaults to hiera('horizon::neutron_options', {})
 #
 class tripleo::profile::base::horizon (
   $step            = Integer(hiera('step')),
+  $bootstrap_node  = hiera('bootstrap_nodeid', undef),
   $neutron_options = hiera('horizon::neutron_options', {}),
 ) {
-  if $step >= 3 {
+  if $::hostname == downcase($bootstrap_node) {
+    $is_bootstrap = true
+  } else {
+    $is_bootstrap = false
+  }
+
+  if $step >= 4 or ( $step >= 3 and $is_bootstrap ) {
     # Horizon
     include ::apache::mod::remoteip
     include ::apache::mod::status
diff --git a/manifests/profile/base/mistral/api.pp b/manifests/profile/base/mistral/api.pp
index 2ea5c9ab8..b5ca85e66 100644
--- a/manifests/profile/base/mistral/api.pp
+++ b/manifests/profile/base/mistral/api.pp
@@ -56,9 +56,9 @@ class tripleo::profile::base::mistral::api (
   $step                          = Integer(hiera('step')),
 ) {
   if $::hostname == downcase($bootstrap_node) {
-    $sync_db = true
+    $is_bootstrap = true
   } else {
-    $sync_db = false
+    $is_bootstrap = false
   }
 
   include ::tripleo::profile::base::mistral
@@ -74,7 +74,7 @@ class tripleo::profile::base::mistral::api (
     $tls_keyfile = undef
   }
 
-  if $step >= 3 {
+  if $step >= 4 or ( $step >= 3 and $is_bootstrap ) {
     include ::mistral::api
     include ::apache::mod::ssl
     class { '::mistral::wsgi::apache':
diff --git a/manifests/profile/base/nova/placement.pp b/manifests/profile/base/nova/placement.pp
index ac78287b2..48af39adc 100644
--- a/manifests/profile/base/nova/placement.pp
+++ b/manifests/profile/base/nova/placement.pp
@@ -54,9 +54,9 @@ class tripleo::profile::base::nova::placement (
   $step                          = Integer(hiera('step')),
 ) {
   if $::hostname == downcase($bootstrap_node) {
-    $sync_db = true
+    $is_bootstrap = true
   } else {
-    $sync_db = false
+    $is_bootstrap = false
   }
 
   include ::tripleo::profile::base::nova
@@ -73,7 +73,7 @@ class tripleo::profile::base::nova::placement (
     $tls_keyfile = undef
   }
 
-  if $step >= 3 {
+  if $step >= 4 or ( $step >= 3 and $is_bootstrap ) {
     include ::apache::mod::ssl
     class { '::nova::wsgi::apache_placement':
       ssl_cert => $tls_certfile,
diff --git a/manifests/profile/base/zaqar.pp b/manifests/profile/base/zaqar.pp
index b9171b07d..063ccb82d 100644
--- a/manifests/profile/base/zaqar.pp
+++ b/manifests/profile/base/zaqar.pp
@@ -18,9 +18,9 @@
 #
 # === Parameters
 #
-# [*sync_db*]
-#   (Optional) Whether to run db sync
-#   Defaults to true
+# [*bootstrap_node*]
+#   (Optional) The hostname of the node responsible for bootstrapping tasks
+#   Defaults to hiera('bootstrap_nodeid')
 #
 # [*step*]
 #   (Optional) The current step in deployment. See tripleo-heat-templates
@@ -28,9 +28,16 @@
 #   Defaults to hiera('step')
 #
 class tripleo::profile::base::zaqar (
+  $bootstrap_node   = hiera('bootstrap_nodeid', undef),
   $step             = Integer(hiera('step')),
 ) {
-  if $step >= 4  {
+  if $::hostname == downcase($bootstrap_node) {
+    $is_bootstrap = true
+  } else {
+    $is_bootstrap = false
+  }
+
+  if $step >= 4 or ( $step >= 3 and $is_bootstrap ) {
     include ::zaqar
 
     if str2bool(hiera('mongodb::server::ipv6', false)) {
diff --git a/releasenotes/notes/start-httpd-step3-and-4-2bd7be9e1429ef6d.yaml b/releasenotes/notes/start-httpd-step3-and-4-2bd7be9e1429ef6d.yaml
new file mode 100644
index 000000000..02e0d4854
--- /dev/null
+++ b/releasenotes/notes/start-httpd-step3-and-4-2bd7be9e1429ef6d.yaml
@@ -0,0 +1,5 @@
+---
+fixes:
+  - In order to avoid service restarts, all services deploy their httpd
+    configuration at the same time. Thus, httpd now starts in step 3 for the
+    bootstrap nodes, and step 4 for all other nodes.
diff --git a/spec/classes/tripleo_profile_base_aodh_api_spec.rb b/spec/classes/tripleo_profile_base_aodh_api_spec.rb
index a82cf4960..27bd7351f 100644
--- a/spec/classes/tripleo_profile_base_aodh_api_spec.rb
+++ b/spec/classes/tripleo_profile_base_aodh_api_spec.rb
@@ -33,11 +33,34 @@ describe 'tripleo::profile::base::aodh::api' do
       end
     end
 
-    context 'with step 3' do
+    context 'with step 3 and not bootstrap' do
       let(:params) { {
         :step => 3,
       } }
 
+      it 'should trigger complete configuration' do
+        is_expected.not_to contain_class('aodh::api')
+        is_expected.not_to contain_class('aodh::wsgi::apache')
+      end
+    end
+
+    context 'with step 3 and bootstrap' do
+      let(:params) { {
+        :step           => 3,
+        :bootstrap_node => 'node.example.com'
+      } }
+
+      it 'should trigger complete configuration' do
+        is_expected.to contain_class('aodh::api')
+        is_expected.to contain_class('aodh::wsgi::apache')
+      end
+    end
+
+    context 'with step 4' do
+      let(:params) { {
+        :step => 4,
+      } }
+
       it 'should trigger complete configuration' do
         is_expected.to contain_class('aodh::api')
         is_expected.to contain_class('aodh::wsgi::apache')
diff --git a/spec/classes/tripleo_profile_base_ceilometer_api_spec.rb b/spec/classes/tripleo_profile_base_ceilometer_api_spec.rb
index cec2b54d5..9cb657fc9 100644
--- a/spec/classes/tripleo_profile_base_ceilometer_api_spec.rb
+++ b/spec/classes/tripleo_profile_base_ceilometer_api_spec.rb
@@ -32,9 +32,32 @@ describe 'tripleo::profile::base::ceilometer::api' do
       end
     end
 
-    context 'with step 3' do
+    context 'with step 3 and not bootstrap' do
       let(:params) { {
-        :step            => 3,
+        :step => 3,
+      } }
+
+      it 'should trigger complete configuration' do
+        is_expected.not_to contain_class('ceilometer::api')
+        is_expected.not_to contain_class('ceilometer::wsgi::apache')
+      end
+    end
+
+    context 'with step 3 and bootstrap' do
+      let(:params) { {
+        :step           => 3,
+        :bootstrap_node => 'node.example.com'
+      } }
+
+      it 'should trigger complete configuration' do
+        is_expected.to contain_class('ceilometer::api')
+        is_expected.to contain_class('ceilometer::wsgi::apache')
+      end
+    end
+
+    context 'with step 4' do
+      let(:params) { {
+        :step => 4,
       } }
 
       it 'should trigger complete configuration' do
diff --git a/spec/classes/tripleo_profile_base_horizon_spec.rb b/spec/classes/tripleo_profile_base_horizon_spec.rb
index fb076b84c..d8a672b9c 100644
--- a/spec/classes/tripleo_profile_base_horizon_spec.rb
+++ b/spec/classes/tripleo_profile_base_horizon_spec.rb
@@ -31,11 +31,37 @@ describe 'tripleo::profile::base::horizon' do
       end
     end
 
-    context 'with step 3' do
+    context 'with step 3 and not bootstrap' do
       let(:params) { {
         :step => 3,
       } }
 
+      it 'should not configure anything' do
+        is_expected.to_not contain_class('horizon')
+        is_expected.to_not contain_class('apache::mod::remoteip')
+        is_expected.to_not contain_class('apache::mod::status')
+      end
+    end
+
+    context 'with step 3 and bootstrap' do
+      let(:params) { {
+        :step           => 3,
+        :bootstrap_node => 'node.example.com'
+      } }
+
+      it 'should trigger complete configuration' do
+        is_expected.to contain_class('horizon')
+        is_expected.to contain_class('apache::mod::remoteip')
+        is_expected.to contain_class('apache::mod::status')
+      end
+    end
+
+    context 'with step 4' do
+      let(:params) { {
+        :step           => 3,
+        :bootstrap_node => 'node.example.com'
+      } }
+
       it 'should trigger complete configuration' do
         is_expected.to contain_class('horizon')
         is_expected.to contain_class('apache::mod::remoteip')
diff --git a/spec/classes/tripleo_profile_base_nova_placement_spec.rb b/spec/classes/tripleo_profile_base_nova_placement_spec.rb
index 04e032a9a..574489e01 100644
--- a/spec/classes/tripleo_profile_base_nova_placement_spec.rb
+++ b/spec/classes/tripleo_profile_base_nova_placement_spec.rb
@@ -67,12 +67,25 @@ eos
       }
     end
 
-
-    context 'with step 3' do
+    context 'with step 3 and not bootstrap' do
       let(:params) { {
         :step => 3,
       } }
 
+      it {
+        is_expected.to contain_class('tripleo::profile::base::nova::placement')
+        is_expected.to contain_class('tripleo::profile::base::nova')
+        is_expected.to contain_class('nova::keystone::authtoken')
+        is_expected.not_to contain_class('nova::wsgi::apache_placement')
+      }
+    end
+
+    context 'with step 3 and bootstrap' do
+      let(:params) { {
+        :step           => 3,
+        :bootstrap_node => 'node.example.com'
+      } }
+
       it {
         is_expected.to contain_class('tripleo::profile::base::nova::placement')
         is_expected.to contain_class('tripleo::profile::base::nova')
@@ -81,11 +94,12 @@ eos
       }
     end
 
-    context 'with step 3 with enable_internal_tls and skip generate certs' do
+    context 'with step 3 and bootstrap with enable_internal_tls and skip generate certs' do
       let(:params) { {
         :step => 3,
         :enable_internal_tls           => true,
         :nova_placement_network        => 'bar',
+        :bootstrap_node                => 'node.example.com',
         :certificates_specs            => {
             'httpd-bar' => {
                  'hostname'           => 'foo',