mdb_linux_core.txt

nate@ubuntu:~$ node --version
v0.10.25
nate@ubuntu:~$ uname -a
Linux ubuntu 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
nate@ubuntu:~$ cat die.js
var obj = {
  myproperty: "Hello World",
  count: 0,
};

function increment() {
  obj.count++;

  if (obj.count === 1000)
    throw new Error("sad trombone");

  setImmediate(increment);
}

setImmediate(increment);
nate@ubuntu:~$ ls
die.js  node-test  projects  tmp
nate@ubuntu:~$ nvm use v0.10.36
nate@ubuntu:~$ node --version
v0.10.36
nate@ubuntu:~$ ulimit -c unlimited
nate@ubuntu:~$ node --abort-on-uncaught-exception die.js
Uncaught Error: sad trombone

FROM
Object.increment [as _onImmediate] (/home/nate/die.js:10:5)
processImmediate [as _immediateCallback] (timers.js:354:15)
Trace/breakpoint trap (core dumped)
nate@ubuntu:~$ ls
core  die.js  node-test  projects  tmp
nate@ubuntu:~$ md5sum core
8422b8181e103e0439fe16645b26e99a  core
CSEAL-M101196:~ natefitch$ scp ubu:/home/nate/.nvm/v0.10.36/bin/node .
node
CSEAL-M101196:~ natefitch$ scp ubu:~/core .
core                                                               100%   12MB  11.9MB/s   00:00
CSEAL-M101196:~ natefitch$ scp node dev:/zones/3c021e8c-6a38-412c-b48c-d535cc6eaa19/root/root/.
Password:
node                                                               100%   11MB  10.7MB/s   00:01
CSEAL-M101196:~ natefitch$ scp core dev:/zones/3c021e8c-6a38-412c-b48c-d535cc6eaa19/root/root/.
Password:
core                                                               100%   12MB  11.9MB/s   00:00
[root@08-00-27-9a-8b-92 ~]# uname -a
SunOS 08-00-27-9a-8b-92 5.11 joyent_20150123T200224Z i86pc i386 i86pc
[root@08-00-27-9a-8b-92 ~]# imgadm get $(vmadm get 3c021e8c-6a38-412c-b48c-d535cc6eaa19 | json image_uuid) | json manifest.uuid manifest.name manifest.version
62f148f8-6e84-11e4-82c5-efca60348b9f
base64
14.3.0
[root@08-00-27-9a-8b-92 ~]# zlogin 3c021e8c-6a38-412c-b48c-d535cc6eaa19
[Connected to zone '3c021e8c-6a38-412c-b48c-d535cc6eaa19' pts/8]
Last login: Fri Feb 13 19:31:53 on pts/6
   __        .                   .
 _|  |_      | .-. .  . .-. :--. |-
|_    _|     ;|   ||  |(.-' |  | |
  |__|   `--'  `-' `;-| `-' '  ' `-'
                   /  ; Instance (base64 14.3.0)
                   `-'  http://wiki.joyent.com/jpc2/Base+Instance
[root@dev-1 ~]# uname -a
SunOS dev-1 5.11 joyent_20150123T200224Z i86pc i386 i86pc Solaris
[root@dev-1 ~]# md5sum core
8422b8181e103e0439fe16645b26e99a  core
[root@dev-1 ~]# curl http://us-east.manta.joyent.com/NodeCore/public/linux-cores/mdb-linux.sh >mdb-linux.sh
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   100  100   100    0     0    384      0 --:--:-- --:--:-- --:--:--   460
[root@dev-1 ~]# curl http://us-east.manta.joyent.com/NodeCore/public/linux-cores/libproc64.so >libproc64.so
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  285k  100  285k    0     0   332k      0 --:--:-- --:--:-- --:--:--  332k
echo "::load v8" > ~/.mdbrc
[root@dev-1 ~]# chmod +x mdb-linux.sh
[root@dev-1 ~]# /usr/bin/mdb ./node ./core
mdb: warning: librtld_db failed to initialize; shared library information will not be available
V8 version: 3.14.5.9
Autoconfigured V8 support from target
C++ symbol demangling enabled
> ::jsstack
7fff91619ba0 v8::internal::OS::Abort+0xe
7fff91619c50 v8::internal::Isolate::DoThrow+0x3ce
7fff91619c60 v8::internal::Isolate::Throw+9
...