users@grizzly.java.net

Re: FileCache blocks stream?

From: Oleksiy Stashok <oleksiy.stashok_at_oracle.com>
Date: Tue, 03 Sep 2013 11:19:52 -0700

Hello Andre,

looks like a bug, can you pls. file an issue [1] and provide more
details on Grizzly and JDK versions you're using, how big the static
resource files are?
Can you pls. also attach a full logs of successful and unsuccessful
attempts?

Thank you.

WBR,
Alexey.

[1] https://java.net/jira/browse/GRIZZLY

On 02.09.13 08:38, André Wallat wrote:
> Hello there,
>
> I created a simple HttpServer which serves static content. On a local
> (windows) machine everything is working fine. On a remote linux system
> (Ubuntu 11.04) however the page takes 30 seconds to load. Those
> pending requests are different every time, like javascript files,
> images or ajax-calls. It seems that there's a timeout after 30 seconds
> when the last resources are finally returned and the webpage is
> presented correctly.
>
> When the server is started the very first time, then the first time
> the page is called, everything is quick. The second time (and the
> following) however have this long delay. The log shows several lines of:
>
> org.glassfish.grizzly.http.server.StaticHttpHandlerBase$NonBlockingDownloadHandler
> onWritePossible
>
> FINE: [onWritePossible]
>
> ...
>
>
> for the first request and:
>
> org.glassfish.grizzly.nio.transport.TCPNIOTransport read
>
> FINE: TCPNIOConnection
> (TCPNIOConnection{localSocketAddress={/***.***.***.***:9997},
> peerSocketAddress={/5.10.178.19:63246}}) (allocated) read 562 bytes
>
> ...
>
> org.glassfish.grizzly.nio.DefaultSelectionKeyHandler onKeyRegistered
>
> FINE: KEY IS REGISTERED: sun.nio.ch.SelectionKeyImpl_at_1c0c1b7
>
>
> for the second request, which blocks 30s and then goes on.
>
> When I disable the file-cache however, then there's no 30s wait!
>
> for (NetworkListener l : server.getListeners()) {
> l.getFileCache().setEnabled(false);
> }
>
>
> Is this behaviour normal and do I have to configure my server
> differently or is this a bug?
>
> Thanks in advance!
> André