[rt-users] Regarding Apache server failure

[Matt Zagrabelny]

On Thu, Oct 8, 2015 at 9:21 AM, bharath reddy <vangoor.bharath at gmail.com> wrote:
> Hi Matt,
>
> Thanks for replying back, here are the details :
>
> Distro :
> root at devrt:~# cat /etc/os-release
> NAME="Ubuntu"
> VERSION="12.04.3 LTS, Precise Pangolin"
> ID=ubuntu
> ID_LIKE=debian
> PRETTY_NAME="Ubuntu precise (12.04.3 LTS)"
> VERSION_ID="12.04"
>
> cd /var/log
> ls -lrt (I'm showing only latest)
> -rw-r----- 1 syslog    adm      124 Oct  8 09:58 kern.log
> -rw-r----- 1 root      adm      529 Oct  8 09:58 apport.log
> -rw-r----- 1 syslog    adm     3086 Oct  8 10:00 syslog
> -rw-r----- 1 syslog    adm   113879 Oct  8 10:00 auth.log
>
> root at devrt:/var/log# cat kern.log
> Oct  8 09:58:10 devrt kernel: [3001033.121438] /usr/sbin/apach[5529]:
> segfault at b54d9f80 ip b54d9f80 sp bfc702dc error 14
>
> root at devrt:/var/log# cat apport.log
> ERROR: apport (pid 5532) Thu Oct  8 09:58:11 2015: called for pid 5529,
> signal 11
> ERROR: apport (pid 5532) Thu Oct  8 09:58:11 2015: executable:
> /usr/lib/apache2/mpm-prefork/apache2 (command line "/usr/sbin/apache2 -k
> start")
> ERROR: apport (pid 5532) Thu Oct  8 09:58:11 2015: is_closing_session(): no
> DBUS_SESSION_BUS_ADDRESS in environment
> ERROR: apport (pid 5532) Thu Oct  8 09:58:11 2015: apport: report
> /var/crash/_usr_lib_apache2_mpm-prefork_apache2.0.crash already exists and
> unseen, doing nothing to avoid disk usage DoS
>
> root at devrt:/var/log# cat syslog
> Oct  8 09:58:10 devrt kernel: [3001033.121438] /usr/sbin/apach[5529]:
> segfault at b54d9f80 ip b54d9f80 sp bfc702dc error 14
> Oct  8 10:00:01 devrt CRON[5582]: (smmsp) CMD (test -x /etc/init.d/sendmail
> && /usr/share/sendmail/sendmail cron-msp)

Apache is segfaulting. Perhaps you have some bad RAM or other hardware issues.

You could try to set up another system with the same configs as this one.

> cd /var/log/apache2
> ls -lrt
>
> last updated file under this directory is on oct 6th
> rw-r--r-- 1 root root      0 Oct  6 15:33 error.log
>
> Is there any way I can enable more debug messages through apache ?

Not sure. Try google. :)

-m