[undertow-dev] what I do wrong?

lanabe lanabe.lanabe at gmail.com
Tue Feb 18 10:03:57 EST 2014


Hi, Mikhail.

I got the same log.

[environment]
Undertow: io.undertow:undertow-core:1.0.0.Final
OS: Fedora19(64bit)
JDK: OpenJDK 1.7.0_51
Client: Google Chrome 32.0.1700.107, Firefox 26.0

---
Thread #XNIO-1 I/O-1 is I/O : handle this
Thread #XNIO-1 task-1 Start waiting
Thread #XNIO-1 task-1 Finish waiting

Thread #XNIO-1 I/O-1 is I/O : handle this
Thread #XNIO-1 task-2 Start waiting
Thread #XNIO-1 task-2 Finish waiting

Thread #XNIO-1 I/O-1 is I/O : handle this
Thread #XNIO-1 task-3 Start waiting
Thread #XNIO-1 task-3 Finish waiting
---

but, I got the expected following log by using curl.
---
Thread #XNIO-1 I/O-1 is I/O : handle this
Thread #XNIO-1 task-1 Start waiting
Thread #XNIO-1 I/O-1 is I/O : handle this
Thread #XNIO-1 task-2 Start waiting
Thread #XNIO-1 I/O-2 is I/O : handle this
Thread #XNIO-1 task-3 Start waiting
Thread #XNIO-1 task-1 Finish waiting

Thread #XNIO-1 task-2 Finish waiting

Thread #XNIO-1 task-3 Finish waiting
---

hmm...Does it depends on browser settings?

===
Yoshimasa Tanabe


On Tue, Feb 18, 2014 at 3:10 PM, Mikhail Tyamin
<mikhail.tiamine at gmail.com>wrote:

> Hi,
>
> I am pretty sure, 15 sec. delay is enough to open additional browsers
> windows ;-)
>
> I try to run code with io.undertow:undertow-core:1.0.0.Final on mac with
> OS X 10.9.1   with jdk 1.7.0_51.
>
> So, could anybody reproduce this issue or give me feedback where is my
> error?
>
> Best,
> Mikhail
>
>
> 2014-02-18 5:22 GMT+02:00 Stuart Douglas <sdouglas at redhat.com>:
>
> Are you sure the requests are actually being made simultaneously? That
>> code should definitely work.
>>
>> Stuart
>>
>>
>> ----- Original Message -----
>> > From: "Mikhail Tyamin" <mikhail.tiamine at gmail.com>
>> > To: undertow-dev at lists.jboss.org
>> > Sent: Monday, 17 February, 2014 3:03:41 PM
>> > Subject: [undertow-dev] what I do wrong?
>> >
>> > Hello guys,
>> >
>> > could you help me a little bit with Undertow?
>> >
>> > I follow all instructions in Undertown's poor documentation. So here is
>> the
>> > class :
>> >
>> > public class HelloWorldServer {
>> >
>> > public static void main(String... args) {
>> > Undertow server = Undertow.builder()
>> > .addHttpListener(8080, "localhost")
>> > .setHandler(new HttpHandler() {
>> > @Override
>> > public void handleRequest(final HttpServerExchange exchange) throws
>> Exception
>> > {
>> > if (exchange.isInIoThread()) {
>> > System.out.println("Thread #" + Thread.currentThread().getName() + " is
>> I/O :
>> > handle this");
>> > exchange.dispatch(this);
>> > return;
>> > }
>> >
>> > //[1]
>> > System.out.println("Thread #" + Thread.currentThread().getName() + "
>> Start
>> > waiting");
>> > Thread.sleep(15000);
>> > System.out.println("Thread #" + Thread.currentThread().getName() + "
>> Finish
>> > waiting");
>> >
>> > System.out.println();
>> >
>> > exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, "text/plain");
>> > exchange.getResponseSender().send("Hello world from thread " +
>> > Thread.currentThread().getId());
>> > //[2]
>> > }
>> > }).build();
>> >
>> > server.start();
>> > }
>> > }
>> >
>> > When I start it and make three http get request simultaneously I can
>> see this
>> > output in console :
>> >
>> > Thread #XNIO-1 I/O-1 is I/O : handle this
>> > Thread #XNIO-1 task-1 Start waiting
>> > Thread #XNIO-1 task-1 Finish waiting
>> >
>> > Thread #XNIO-1 I/O-1 is I/O : handle this
>> > Thread #XNIO-1 task-2 Start waiting
>> > Thread #XNIO-1 task-2 Finish waiting
>> >
>> > Thread #XNIO-1 I/O-1 is I/O : handle this
>> > Thread #XNIO-1 task-3 Start waiting
>> > Thread #XNIO-1 task-3 Finish waiting
>> >
>> >
>> > I think that code beetween //[1] and //[2] should perform in separate
>> thread
>> > (and as we can see from the console it really does), but why the main
>> I/O
>> > thread are waiting and does not handle other requests?
>> >
>> > So if my code is correct than it means that Undertow could handle one
>> request
>> > in time...
>> >
>> > What I do wrong?
>> >
>> > Best,
>> > Mikhail
>> >
>> > _______________________________________________
>> > undertow-dev mailing list
>> > undertow-dev at lists.jboss.org
>> > https://lists.jboss.org/mailman/listinfo/undertow-dev
>>
>
>
> _______________________________________________
> undertow-dev mailing list
> undertow-dev at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/undertow-dev
>
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