src: use node- prefix on thread names

PR-URL: https://github.com/nodejs/node/pull/61307
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>
Reviewed-By: Gerhard Stöbich <deb2001-github@yahoo.de>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Richard Lau <richard.lau@ibm.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>

src/node.cc

@@ -1234,7 +1234,7 @@ InitializeOncePerProcessInternal(const std::vector<std::string>& args,
   }
 
   if (!(flags & ProcessInitializationFlags::kNoInitializeNodeV8Platform)) {
-    uv_thread_setname("MainThread");
+    uv_thread_setname("node-MainThread");
     per_process::v8_platform.Initialize(
         static_cast<int>(per_process::cli_options->v8_thread_pool_size));
     result->platform_ = per_process::v8_platform.Platform();

src/node_platform.cc

@@ -49,7 +49,7 @@ static void PrintSourceLocation(const v8::SourceLocation& location) {
 }
 
 static void PlatformWorkerThread(void* data) {
-  uv_thread_setname("V8Worker");
+  uv_thread_setname("node-V8Worker");
   std::unique_ptr<PlatformWorkerData>
       worker_data(static_cast<PlatformWorkerData*>(data));
 

test/addons/uv-thread-name/test.js

@@ -12,7 +12,7 @@ const bindingPath = require.resolve(`./build/${common.buildType}/binding`);
 const binding = require(bindingPath);
 
 if (isMainThread) {
-  assert.strictEqual(binding.getThreadName(), 'MainThread');
+  assert.strictEqual(binding.getThreadName(), 'node-MainThread');
 
   const worker = new Worker(__filename);
   worker.on('message', common.mustCall((data) => {