update the fio default options (#921)

Author: TingDaoK

.builder/actions/aws_crt_java_test.py

@@ -57,10 +57,14 @@ def start_maven_tests(self, env):
             # causes the CRT to be loaded and initialized.
             self._run_java_tests("-Dtest=InitTest")
 
-            # run the elasticurl integration tests
-            python = sys.executable
-            env.shell.exec(python, 'crt/aws-c-http/integration-testing/http_client_test.py',
-                           python, 'integration-testing/java_elasticurl_runner.py', check=True)
+            # postman-echo.com in now requires TLS1.3,
+            # but our Mac implementation doesn't support TLS1.3 yet.
+            # The work has been planned to Dec. 2025 to support TLS1.3,
+            # so disable the test for now. And reenable it afterward
+            # # run the elasticurl integration tests
+            # python = sys.executable
+            # env.shell.exec(python, 'crt/aws-c-http/integration-testing/http_client_test.py',
+            #                python, 'integration-testing/java_elasticurl_runner.py', check=True)
 
     def run(self, env):
         self.env = env

crt/aws-c-io

@@ -5,26 +5,26 @@
 package software.amazon.awssdk.crt.s3;
 
 /**
+ * WARNING: experimental/unstable, the default behavior is subjected to change in the future.
  * Controls how client performs file I/O operations. Only applies to file-based workloads.
  */
 public class FileIoOptions {
 
     /**
      * Skip buffering the part in memory before sending the request.
-     * If set, set the {@code diskThroughputGbps} to reasonably align with the available disk throughput.
-     * Otherwise, the transfer may fail with connection starvation.
-     * Defaults to false.
+     * Default to false on small objects, and true when the object size exceed a certain threshold.
      */
     private boolean shouldStream;
 
     /**
      * The estimated disk throughput in gigabits per second (Gbps).
      * Only applied when {@code shouldStream} is true.
      *
-     * When doing upload with streaming, it's important to set the disk throughput to prevent connection starvation.
      * Note: There are possibilities that cannot reach all available disk throughput:
      * 1. Disk is busy with other applications
      * 2. OS Cache may cap the throughput, use {@code directIo} to get around this.
+     *
+     * Default to throughputTargetGbps set in {@link S3ClientOptions}.
      */
     private double diskThroughputGbps;
 

crt/aws-c-s3

@@ -309,4 +309,14 @@ protected void skipIfAndroid() {
             Assume.assumeFalse(platform.getOSIdentifier().contains("android"));
         }
     }
+
+    protected void skipIfMac() {
+        CrtPlatform platform = CRT.getPlatformImpl();
+        if (platform != null) {
+            Assume.assumeFalse(platform.getOSIdentifier().contains("osx"));
+        } else {
+            // Fallback to direct OS detection if platform is null
+            Assume.assumeFalse(CRT.getOSIdentifier().equals("osx"));
+        }
+    }
 }

crt/s2n

@@ -6,6 +6,7 @@
 package software.amazon.awssdk.crt.test;
 
 import org.junit.Test;
+import org.junit.Before;
 import org.junit.Assert;
 
 import java.net.URI;
@@ -30,6 +31,15 @@ public class Http2ClientConnectionTest extends HttpClientTestFixture {
     private final static String HOST = "https://postman-echo.com";
     private final static HttpVersion EXPECTED_VERSION = HttpVersion.HTTP_2;
 
+    @Before
+    public void setUp() {
+        // postman-echo.com in now requires TLS1.3,
+        // but our Mac implementation doesn't support TLS1.3 yet.
+        // The work has been planned to Dec. 2025 to support TLS1.3,
+        // so disable the test for now. And reenable it afterward
+        skipIfMac();
+    }
+
     private void doHttp2ConnectionGetVersionTest() {
         try {
             CompletableFuture<Void> shutdownComplete = null;

src/main/java/software/amazon/awssdk/crt/s3/FileIoOptions.java

@@ -34,6 +34,13 @@ public class Http2RequestResponseTest extends HttpRequestResponseFixture {
 
     private Http2Request getHttp2Request(String method, String endpoint, String path, String requestBody)
             throws Exception {
+        if(endpoint.equals(HOST)) {
+            // postman-echo.com in now requires TLS1.3,
+            // but our Mac implementation doesn't support TLS1.3 yet.
+            // The work has been planned to Dec. 2025 to support TLS1.3,
+            // so disable the test for now. And reenable it afterward
+            skipIfMac();
+        }
         URI uri = new URI(endpoint);
 
         HttpHeader[] requestHeaders = null;
@@ -167,6 +174,11 @@ public void testHttp2Download() throws Exception {
     }
 
     private void doHttp2ResetStreamTest() {
+        // postman-echo.com in now requires TLS1.3,
+        // but our Mac implementation doesn't support TLS1.3 yet.
+        // The work has been planned to Dec. 2025 to support TLS1.3,
+        // so disable the test for now. And reenable it afterward
+        skipIfMac();
         try {
             CompletableFuture<Void> shutdownComplete = null;
             boolean actuallyConnected = false;

src/test/java/software/amazon/awssdk/crt/test/CrtTestFixture.java

@@ -31,6 +31,13 @@ public class HttpRequestResponseTest extends HttpRequestResponseFixture {
 
     public TestHttpResponse testRequest(String method, String endpoint, String path, String requestBody,
             boolean useChunkedEncoding, int expectedStatus) throws Exception {
+        if(endpoint.equals(HOST)) {
+            // postman-echo.com in now requires TLS1.3,
+            // but our Mac implementation doesn't support TLS1.3 yet.
+            // The work has been planned to Dec. 2025 to support TLS1.3,
+            // so disable the test for now. And reenable it afterward
+            skipIfMac();
+        }
         URI uri = new URI(endpoint);
 
         HttpHeader[] requestHeaders = null;
@@ -260,6 +267,11 @@ public void testHttpUploadChunked() throws Exception {
     }
 
     private void doHttpRequestUnActivatedTest() {
+        // postman-echo.com in now requires TLS1.3,
+        // but our Mac implementation doesn't support TLS1.3 yet.
+        // The work has been planned to Dec. 2025 to support TLS1.3,
+        // so disable the test for now. And reenable it afterward
+        skipIfMac();
         try {
             URI uri = new URI(HOST);