tomcat-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Mike Wertheim ...@hyperreal.org>
Subject Re: 7.0.22+ fd leak with APR/native
Date Sat, 14 Jan 2012 00:24:08 GMT
Has a bug been logged for this issue (what seems to be a file descriptor leak)?

On Tue, Jan 3, 2012 at 1:17 PM, Mark Thomas <markt@apache.org> wrote:
> I am trying to bring together all the information I have gleaned on this
> so far from the multiple threads to try and find the common factors.
>
> So far I have:
> - 7.0.21 is OK
> - 7.0.22 has an fd leak
> - 7.0.23 has an fd leak and may leak faster than 7.0.22
> - occurs with APR/native
> - does not occur with BIO
> - has been observed in HTTP & HTTPS
> - use of Comet does not trigger it
> - use of compression does not trigger it
> - separate connection and keep-alive timeouts does not trigger it
>
> It may be related to POST processing.
>
> I have tried (and so far failed) to reproduce this. I'll be looking at
> POST processing next. In the meantime, here are some further questions
> to try and narrow things down:
>
> 1. Does the application where this is observed make use of Servlet 3.0
> async requests?
>
> 2. Does this leak occur when the NIO connector is used?
>
> 3. Are there any exceptions in the logs that weren't present in 7.0.21
> or earlier?
>
> 4. Does the leak occur if sendfile is disabled?
>
> I also have reviewing the 7.0.21 to 7.0.22 changes on my todo list but
> there are quite a few as I was refactoring the connectors to reduce code
> duplication and ironically, reduce maintenance requirements, at the time.
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org
> For additional commands, e-mail: users-help@tomcat.apache.org
>

---------------------------------------------------------------------
To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org
For additional commands, e-mail: users-help@tomcat.apache.org


Mime
View raw message