Use Virtual Threads for server startup

Author: wendigo

Diff for: core/trino-main/src/main/java/io/trino/server/ServerMainModule.java

@@ -168,6 +168,7 @@
 import static com.google.inject.multibindings.Multibinder.newSetBinder;
 import static com.google.inject.multibindings.OptionalBinder.newOptionalBinder;
 import static io.airlift.concurrent.Threads.daemonThreadsNamed;
+import static io.airlift.concurrent.Threads.virtualThreadsNamed;
 import static io.airlift.configuration.ConditionalModule.conditionalModule;
 import static io.airlift.configuration.ConfigBinder.configBinder;
 import static io.airlift.discovery.client.DiscoveryBinder.discoveryBinder;
@@ -183,6 +184,7 @@
 import static java.util.Objects.requireNonNull;
 import static java.util.concurrent.Executors.newCachedThreadPool;
 import static java.util.concurrent.Executors.newScheduledThreadPool;
+import static java.util.concurrent.Executors.newThreadPerTaskExecutor;
 import static java.util.concurrent.TimeUnit.SECONDS;
 import static org.weakref.jmx.guice.ExportBinder.newExporter;
 
@@ -570,7 +572,7 @@ public static Executor createStartupExecutor(ServerConfig config)
             return directExecutor();
         }
         return new BoundedExecutor(
-                newCachedThreadPool(daemonThreadsNamed("startup-%s")),
+                newThreadPerTaskExecutor(virtualThreadsNamed("startup-%s")),
                 Runtime.getRuntime().availableProcessors());
     }