diff --git a/.clang-format b/.clang-format
index 97c11d2..a309831 100644
--- a/.clang-format
+++ b/.clang-format
@@ -1,39 +1,68 @@
----
-AlignAfterOpenBracket: Align
-AlignConsecutiveAssignments: 'true'
-AlignEscapedNewlines: Right
-AlignTrailingComments: 'true'
-AllowShortFunctionsOnASingleLine: 'true'
-AllowShortBlocksOnASingleLine: 'true'
-AlwaysBreakTemplateDeclarations: 'true'
-AccessModifierOffset: -4
-BinPackArguments: 'false'
-BinPackParameters: 'false'
-BreakBeforeBraces: Mozilla
-BreakBeforeInheritanceComma: 'true'
-BreakBeforeTernaryOperators: 'true'
-BreakConstructorInitializers: BeforeComma
-BreakStringLiterals: 'true'
-ColumnLimit: '80'
-CompactNamespaces: 'false'
-ConstructorInitializerAllOnOneLineOrOnePerLine: 'false'
-FixNamespaceComments: 'true'
-ForEachMacros: ['IMMER_CATCH', 'IMMER_TRY']
-IndentCaseLabels: 'false'
-IndentWidth: '4'
-IndentWrappedFunctionNames: 'false'
-KeepEmptyLinesAtTheStartOfBlocks: 'false'
+BasedOnStyle: Mozilla
 Language: Cpp
-MaxEmptyLinesToKeep: '1'
-NamespaceIndentation: None
-PointerAlignment: Left
-ReflowComments: 'true'
-SortIncludes: 'true'
-SortUsingDeclarations: 'true'
-SpaceAfterCStyleCast: 'true'
-SpaceAfterTemplateKeyword: 'true'
-SpaceBeforeAssignmentOperators: 'true'
-SpaceBeforeParens: ControlStatements
-TabWidth: '4'
-UseTab: Never
-...
+AccessModifierOffset: -4
+AlignAfterOpenBracket: AlwaysBreak
+AllowAllParametersOfDeclarationOnNextLine: true
+AllowShortBlocksOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: true
+AllowShortIfStatementsOnASingleLine: true
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterDefinitionReturnType: None
+AlwaysBreakAfterReturnType: None
+BreakBeforeBinaryOperators: All
+BreakBeforeBraces: Attach
+BreakBeforeConceptDeclarations: Always
+ColumnLimit: 80
+ContinuationIndentWidth: 2
+Cpp11BracedListStyle: true
+FixNamespaceComments: true
+IncludeBlocks: Regroup
+IncludeCategories:
+  # Seastar files (with angles)
+  - Regex:    '^<seastar/'
+    Priority: 2
+  # Other libraries
+  - Regex:    '^<.+/'
+    Priority: 4
+  # Std header files (with angles)
+  - Regex:    '^<'
+    Priority: 5
+  # Internal headers (with quotes)
+  - Regex:    '.h'
+    Priority: 1
+IndentCaseLabels: false
+IndentRequires: false
+IndentRequiresClause: false
+IndentWidth: 4
+InsertNewlineAtEOF: true
+KeepEmptyLinesAtTheStartOfBlocks: false
+PenaltyBreakAssignment: 80
+PenaltyBreakBeforeFirstCallParameter: 10
+PenaltyReturnTypeOnItsOwnLine: 60
+RequiresClausePosition: OwnLine
+RequiresExpressionIndentation: OuterScope
+---
+Language: JavaScript
+# Use 100 columns for JS.
+ColumnLimit: 80
+---
+Language: Java
+ColumnLimit: 80
+AccessModifierOffset: -4
+AlignAfterOpenBracket: AlwaysBreak
+AllowAllParametersOfDeclarationOnNextLine: true
+AllowShortBlocksOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: true
+AllowShortIfStatementsOnASingleLine: true
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterDefinitionReturnType: None
+AlwaysBreakAfterReturnType: None
+BreakBeforeBinaryOperators: All
+BreakBeforeBraces: Attach
+---
+Language: Proto
+BasedOnStyle: Google
+ColumnLimit: 80
+IndentWidth: 4
diff --git a/compile_commands.json b/compile_commands.json
new file mode 120000
index 0000000..25eb4b2
--- /dev/null
+++ b/compile_commands.json
@@ -0,0 +1 @@
+build/compile_commands.json
\ No newline at end of file
diff --git a/src/noidb.cc b/src/noidb.cc
index c0efc4b..852448a 100644
--- a/src/noidb.cc
+++ b/src/noidb.cc
@@ -2,22 +2,33 @@
 #include <seastar/core/coroutine.hh>
 #include <seastar/util/log.hh>
 
-//using namespace seastar;
+// using namespace seastar;
 
 seastar::logger lg("hanoidb");
 
-static seastar:future<> hello_from_all_cores() {
-  co_await seastar:smp::invoke_on_all([]() -> seastar::future<> {
-      lg.info("Hello from every core");
-    });
+static seastar::future<> hello_from_all_cores_serial() {
+    for (unsigned i = 0; i < seastar::smp::count; ++i) {
+        co_await seastar::smp::submit_to(
+          i, [] { lg.info("serial - Hello from every core"); });
+    };
+    co_return;
+}
+
+static seastar::future<> hello_from_all_cores_parallel() {
+    co_await seastar::smp::invoke_on_all(
+      []() -> seastar::future<> {
+        lg.info("parallel - Hello from every core");
+        co_return;
+      });
     co_return;
 }
 
 int main(int argc, char** argv) {
-  seastar::app_template app;
+    seastar::app_template app;
 
-  return app.run(argc, argv, [&] () -> seastar::future<int> {
-      co_await hello_from_all_cores();
-      co_return 0;
-  });
+    return app.run(argc, argv, [&]() -> seastar::future<int> {
+        co_await hello_from_all_cores_serial();
+        co_await hello_from_all_cores_parallel();
+        co_return 0;
+    });
 }