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9
votes
0answers
115 views

Non-blocking core dump on Linux?

I'm looking for a way to take a non-intrusive coredump of a running process on Linux. I'm familiar with gdb's gcore, but that can only be run when gdb is attached to the process and it's stopped for ...
2
votes
1answer
58 views

How to find core dumps mentioned in event log

When I search for the files the event log mentions they are not there. Well, the bottom one is there but there's no helpful information in that file. This event was created by the Windows Error ...
0
votes
1answer
397 views

Nginx worker process exited

I'm getting the following error message from /var/log/nginx/error.log: 2014/07/17 08:36:21 [alert] 8206#0: worker process 8207 exited on signal 11 (core dumped) 2014/07/17 08:36:21 [alert] 8206#0: ...
0
votes
0answers
257 views

How to enable core files on CentOS 6

I am trying to enable core files on a machine running CentOS 6; however, nothing I have tried has produced core files…here is what I have done: Added the following two lines to ...
3
votes
1answer
274 views

systemd: get core dumps for service started by xinetd

I recently upgraded a system to openSUSE 13.1. We're running a custom-built service on the system through xinetd, and in the old xinetd init script had the line ulimit -c unlimited before starting ...
1
vote
2answers
172 views

Where to find FCGI app's FreeBSD nginx coredump file?

I'm running a FCGI spawn app on nginx on FreeBSD. It is buggy and I would like to analyse the .core file of the crash. But I don't have any clue where its generated. Does anyone know?
13
votes
3answers
648 views

Is there a mechanism in Unix (or Linux) to stop an in-progress core dump?

Let's say a (very) large process is crashing and dumping core, and we know the cause from other information (possibly an assert message, maybe something else). Is there a way to stop the core dump ...
0
votes
1answer
84 views

How do I set the current working directory of Asterisk?

I need to be able to collect core dumps, but since Asterisk's CWD is / (so claims procfs), it'll never be able to write them. I've confirmed my suspicions by allowing world write to / and SIGABRT the ...
1
vote
1answer
599 views

Enable core dumps in Apache

I would like to enable core dumps in my Apache web server. Since I have PHP 5.5 and OPcache my Mediawiki site crashes with the following error: child pid ... exit signal Segmentation fault (11) So ...
1
vote
1answer
644 views

SSH invalid open call: O_CREAT without mode

I'm having troubles to connect to my server via SSH. It runs Ubuntu 12.10. I can access the server using a normal user, but I can't access it using root. It seems ssh authenticates well, but the ...
1
vote
1answer
146 views

Apache Core Dump file deletes itself on physical machine restart

I am having an issue which there must be a simple solution I am not seeing, but I have googled and googled to no avail. The issue I am having is when I do a server (physical machine) restart, every ...
1
vote
1answer
2k views

How to get a core dump from apache when segfaulting

I've followed instructions from many locations online on how to get a core dump from apache when it is producing a segfault, but it still refuses to generate the dump. I have: Added the ...
3
votes
1answer
5k views

PHP-FPM and continuos “exited on signal 11”

I've a Hp web server with Xeon E5504 2ghz and 8gb ram, with freebsd 8.2-p9 amd64, nginx 1.2.1, PHP 5.3.14, mysql 5.5.25, apc, memcached and other package installed using freebsd ports. (conf file at ...
1
vote
1answer
194 views

How to change naming of core dumps in unix-like operating systems?

I want to change naming of core dumps for a separate process and its childs or, if it is impossible, for all processes of a separate user. NOTE: I know that it is possible to change the naming for ...
3
votes
2answers
375 views

Understanding core dump (Solaris 11 crash)

I'm still trying to get behind crashes on my Solaris 11 system. Recently, a core dump has been written during the crash. Looking into it with mdb yields > $C ffffff0021c09430 vpanic() ...
1
vote
1answer
191 views

chcore command not taking effect

I am trying to change the behaviour of where core dump files get written to, as described here: ...
0
votes
2answers
2k views

How to make core dumping in linux for every process?

How make linux core dumping for every process not only for deaemons? Thanks!
0
votes
2answers
9k views

Can I delete java dump files (java core dump, heap dump, snap dump, etc)

Can dump files like java core dump, heap dump, snap dump, be deleted? They are occupying lots of space on the server. Is there any usage of this file? Will anything happen on production servers if i ...
2
votes
1answer
2k views

kill SIGABRT does not generate core file from daemon started from crontab

I am running CentOS 5.5 and working on server application that sometimes I need to force core dump so I can see what is going on. If I start my server from shell and send kill SIGABRT, a core file is ...
1
vote
2answers
2k views

Linux application crashes, no core dump while “ulimit -c unlimited” and “/proc/sys/kernel/core_pattern” are set

Folks, my server written in C++ periodically crashes but produces no core dump at all. Core dumps are produced for sure: "ulimit -c" and "/proc/sys/kernel/core_pattern" are set properly. The weird ...
5
votes
4answers
1k views

No coredumps for daemons started at boot by init.d on Ubuntu

How can I get daemons started by init.d at boot to coredump on Ubuntu? This is what I have done so far... echo "ulimit -c unlimited" >> /etc/profile mkdir /corefiles/ chmod 777 /corefiles/ echo ...