From 8b1cf8eefe4e3439dba983bced06d55a6ca7da4e Mon Sep 17 00:00:00 2001
From: Brian Burkhalter <bpb@openjdk.org>
Date: Mon, 13 Oct 2025 16:03:43 +0000
Subject: [PATCH] 8368098: (aio)
 java/nio/channels/Channels/AsyncCloseStreams.java fails in junit timeout

Reviewed-by: alanb
---
 test/jdk/java/nio/channels/Channels/AsyncCloseStreams.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/test/jdk/java/nio/channels/Channels/AsyncCloseStreams.java b/test/jdk/java/nio/channels/Channels/AsyncCloseStreams.java
index 053cae0df7e..2306fae81eb 100644
--- a/test/jdk/java/nio/channels/Channels/AsyncCloseStreams.java
+++ b/test/jdk/java/nio/channels/Channels/AsyncCloseStreams.java
@@ -136,12 +136,14 @@ public class AsyncCloseStreams {
         try {
             Path path = Files.createTempFile(Path.of("."), "foo", "bar");
             path.toFile().deleteOnExit();
+            byte[] bytes = new byte[100_000];
+            Arrays.fill(bytes, (byte)27);
 
             do {
                 OutputStream out = Files.newOutputStream(path);
                 close.offer(out);
                 try {
-                    out.write(27);
+                    out.write(bytes);
                 } catch (AsynchronousCloseException ace) {
                     System.err.println("AsynchronousCloseException caught");
                     break;