diff --git a/src/oneprovision/lib/provision/provision_config.rb b/src/oneprovision/lib/provision/provision_config.rb
index d38cee4310..cf52f486e3 100644
--- a/src/oneprovision/lib/provision/provision_config.rb
+++ b/src/oneprovision/lib/provision/provision_config.rb
@@ -151,7 +151,6 @@ module OneProvision
 
                 eval_user_inputs
 
-                validate_user_inputs
             rescue StandardError => e
                 Utils.fail("Failed to read configuration: #{e}")
             end
@@ -833,27 +832,6 @@ module OneProvision
             answer
         end
 
-        # Validate user inputs
-        def validate_user_inputs
-            return unless @config['ceph_vars']
-
-            osd_full_hosts_count = 0
-            @config['hosts'].each do |h|
-                if h['provision'] && h['provision']['ceph_group'] == 'osd,mon'
-                    osd_full_hosts_count += h['provision']['hostname'].length
-
-                elsif h['provision'] && h['provision']['ceph_full_count']
-                    osd_full_hosts_count += \
-                        h['provision']['ceph_full_count'].to_i
-                end
-            end
-
-            return if [3, 5].include? osd_full_hosts_count
-
-            Utils.warn('Recomended number of Mon+OSD Ceph hosts ' \
-                       "is 3 or 5, given #{osd_full_hosts_count}")
-        end
-
     end
 
 end
diff --git a/src/oneprovision/lib/provision/utils.rb b/src/oneprovision/lib/provision/utils.rb
index f24fc45765..071d5abad3 100644
--- a/src/oneprovision/lib/provision/utils.rb
+++ b/src/oneprovision/lib/provision/utils.rb
@@ -85,25 +85,6 @@ module OneProvision
                 exit(code)
             end
 
-            # Shows warning and ask to continue
-            #
-            # @param text [String]  Error message
-            # @param code [Integer] Error code
-            def warn(text, code = -1)
-                STDOUT.puts "WARN: #{text}"
-                STDOUT.puts 'Continue? yes/no'
-
-                answer = STDIN.readline.chop
-
-                until %w[YES NO].include?(answer.upcase)
-                    STDOUT.puts "Invalid #{answer}, put yes/no"
-                    STDOUT.puts 'Continue?'
-                    answer = STDIN.readline.chop
-                end
-
-                exit(code) if answer.upcase == 'NO'
-            end
-
             # Checks if the return_code is error
             def exception(return_code)
                 error = OpenNebula.is_error?(return_code)