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From "Aleksey Shipilev" <aleksey.shipi...@gmail.com>
Subject Re: [classlib][nio] jetty corrupts big static files
Date Thu, 29 Nov 2007 14:12:15 GMT
Oh sorry, forget it, I should have read JIRA carefully.

On Nov 29, 2007 5:11 PM, Aleksey Shipilev <aleksey.shipilev@gmail.com> wrote:
> Alexei,
>
> Can you try epoll()-based Selector [1] as fallback? Please specify
> this option on cmdline:
> -Djava.nio.channels.spi.SelectorProvider=org.apache.harmony.nio.internal.EpollSelectorProviderImpl
>
> [1] https://issues.apache.org/jira/browse/HARMONY-4879
>
>
> On Nov 29, 2007 5:06 PM, Alexei Zakharov <alexei.zakharov@gmail.com> wrote:
> > Hi all,
> >
> > If you keep track of CC reports (either at [1] or by reading
> > alerts@harmony.apache.org) then you probably noticed that we have
> > intermittent failures of Jetty scenario on Linux'es for quite long
> > period of time already. I've spent some time on investigation of this
> > failure and found that Jetty-on-Harmony has issues with handling of
> > big static files. In most cases it simply returns corrupted data.
> > However, sometimes it hangs or even crashes. I've put the detailed
> > description of this problem here [2]. In brief I think we have bugs in
> > Harmony implementation of NIO selectors. Jetty works ok if its default
> > SelectChannelConnector is replaced with any other of its connectors
> > like SockerConnector (no NIO) or BlockingChannelConnector (NIO, but no
> > selectors). Stack traces also point to problems somewhere in
> > Java_org_apache_harmony_luni_platform_OSNetworkSystem_selectImpl .
> >
> > IMO such issue is rather critical because it prevents default
> > configuration of Jetty from working correctly on Harmony.
> > Unfortunately I'm not very familiar with NIO code by myself. So I
> > think it would be nice if our NIO experts can take a look at it. And
> > IMO it would be good to have it fixed till M4.
> >
> > [1] http://people.apache.org/~mloenko/snapshot_testing/script/snapshots_summary.html
> > [2] https://issues.apache.org/jira/browse/HARMONY-5219
> >
> > Thanks,
> > Alexei
> >
>

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