Re: Software caused connection abort Error in Tomcat on AIX

[Sharan Mudgal]

Thanks.  This is not observed on solaris or linux however. 
Any specific issue in the native implemenation on AIX or windows which causes 
accept() call to terminate abnormally and not return a socket handle?


--- On Wed, 3/10/10, Konstantin Kolinko <knst.koli...@gmail.com> wrote:

> From: Konstantin Kolinko <knst.koli...@gmail.com>
> Subject: Re: Software caused connection abort Error in Tomcat on AIX
> To: "Tomcat Users List" <users@tomcat.apache.org>
> Date: Wednesday, March 10, 2010, 6:03 PM
> 2010/3/10 Sharanabasavaraj Mudgal
> <sharanu_mud...@yahoo.com>:
> > Hi!
> >
> > I am running tomcat 6.0.20 on AIX with
> Tomcat-native(1.1.16) enabled.  I get the following
> exception during  Tomcat Shutdown.
> >
> > SEVERE: Socket accept failed
> > Throwable occurred: org.apache.tomcat.jni.Error:
> Software caused connection abort
> > at org.apache.tomcat.jni.Socket.accept(Native Method)
> > at
> org.apache.tomcat.util.net.AprEndpoint$Acceptor.run(AprEndpoint.java:1128)
> > at java.lang.Thread.run(Thread.java:736)
> >
> > There are quite a few cases where the Acceptor thread
> raises the exception when the file descriptor limits are
> reached/there is issue with the file descriptor limit.
>  It’s interesting that in our case this exception is
> raised during shutdown.
> 
> This message (at shutdown time) is nothing to worry about,
> it is expected.
> It occurs because Socket.accept() call (waiting for an
> incoming
> connection) is being aborted. Because the accept() call
> terminates
> abnormally and cannot return a socket handle, return from
> the call is
> performed via an exception (*.jni.Error is used here). That
> is what
> you are seeing.
> 
> 6.0.26 and later will not log this error.
> http://svn.apache.org/viewvc?view=revision&revision=918495
> 
> 
> also mentions this issue.
> 
> Best regards,
> Konstantin Kolinko
> 
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