Update app_parallel.py

app_parallel.py

@@ -55,6 +55,6 @@ iface = gr.Interface(
         gr.Textbox(label="Audio URI")
     ],
     title="Text-to-Speech Conversion"
-).queue(default_concurrency_limit=6)  # Set concurrency limit to 6 based on your hardware
+).queue(default_concurrency_limit=20)  # Set concurrency limit to 6 based on your hardware
 
 iface.launch()