Bug#511103: apache2-mpm-prefork: MPM Prefork/Itk Segmentation fault under heavy load

2009-01-09 Thread Stefan Fritsch
With the Lenny's kernel (2.6.26-1-amd64), I can't reproduce the bug but there is an error message on the console : [ 123.197934] TCPv6: Possible SYN flooding on port 80. Dropping request. I've joined my custom kernel config (I'm using the same base for 150 servers and it's the first time

Bug#511103: apache2-mpm-prefork: MPM Prefork/Itk Segmentation fault under heavy load

2009-01-09 Thread Frédéric VANNIÈRE
Stefan Fritsch a écrit : This is https://issues.apache.org/bugzilla/show_bug.cgi?id=46467 . Try (on 2.6.27) echo 1024 /proc/sys/fs/epoll/max_user_instances where 1024 is some value larger than MaxClients, then it should work. The above bug report also has a patch that makes apache log an

Bug#511103: apache2-mpm-prefork: MPM Prefork/Itk Segmentation fault under heavy load

2009-01-07 Thread Frederic VANNIERE
Package: apache2-mpm-prefork Version: 2.2.9-10+lenny1 Severity: normal Under some heavy load, with the default configuration and even without any module, apache2 segfaults : [Wed Jan 07 14:42:27 2009] [notice] child pid 11525 exit signal Segmentation fault (11) [Wed Jan 07 14:42:27 2009]

Bug#511103: apache2-mpm-prefork: MPM Prefork/Itk Segmentation fault under heavy load

2009-01-07 Thread Stefan Fritsch
Hi, On Wednesday 07 January 2009, Frederic VANNIERE wrote: Under some heavy load, with the default configuration and even without any module, apache2 segfaults : I cannot reproduce this. Please provide a backtrace as described in /usr/share/doc/apache2.2-common/README.backtrace Cheers,