I have one wild thought about the origin of this issue, so I'm going to spend some time for trying. BTW, I failed to reproduce the crash even on legacy selector on my r588236 workspace, now I'm updating it to more recent one.
Thanks, Aleksey. On Nov 29, 2007 5:40 PM, Alexei Zakharov <[EMAIL PROTECTED]> wrote: > Hi Aleksey, > > Your provider works better than the default one - VM crash disappears. > VM runs into the dead loop instead :) BTW it would be great if you can > have a look at it... > > Thanks, > Alexei > > 2007/11/29, Aleksey Shipilev <[EMAIL PROTECTED]>: > > > Oh sorry, forget it, I should have read JIRA carefully. > > > > On Nov 29, 2007 5:11 PM, Aleksey Shipilev <[EMAIL PROTECTED]> 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 <[EMAIL PROTECTED]> wrote: > > > > Hi all, > > > > > > > > If you keep track of CC reports (either at [1] or by reading > > > > [EMAIL PROTECTED]) 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 > > > > > > > > > >
