Meanwhile I found that there is no crashdump, because the host is a QEMU virtualized machine, the virtualisation engine takes over this memory dump, qemu did dump cores however.


From: "Joost Ringoot" <joost.ringoot@meteo.be>
To: "cobbler mailing list" <cobbler@lists.fedorahosted.org>
Sent: Tuesday, 24 March, 2015 23:25:17
Subject: Re: [cobbler] server crashes when trying reposync        of        centos6_x64_updates
Hello Orion,

Thanks for your interest.
Here is the output of tail -f of both /var/log/messages and /var/log/cobbler/cobbler.log
on the moment that I run "cobbler reposync --only="centos6_x64_updates""
Not much info in that, I think?
(BTW: I did a find/replace on the hostname->mycobblerserver and on the domainname->mydomain.com and IPV4 subnet, first 2x2 bytes:ourIPV4-B-class )

============================================================================================
[root@mycobblerserver ~]# cobbler reposync --only="centos6_x64_updates"
task started: 2015-03-24_230451_reposync
task started (id=Reposync, time=Tue Mar 24 23:04:51 2015)
hello, reposync
run, reposync, run!
Write failed: Broken pipe
[jringoot@alex ~]$ ssh root@mycobblerserver
Last login: Tue Mar 24 23:02:16 2015 from 192.168.22.70
[root@mycobblerserver ~]#
[root@mycobblerserver ~]# uptime
23:09:35 up 4 min, 2 users, load average: 0.00, 0.03, 0.00
[root@mycobblerserver ~]#

============================================================================================

[root@mycobblerserver log]# date
di mrt 24 23:03:25 CET 2015
[root@mycobblerserver log]# tail -f /var/log/messages
Mar 24 23:00:34 mycobblerserver avahi-daemon[1302]: Registering new address record for 192.168.16.49 on eth1.IPv4.
Mar 24 23:00:35 mycobblerserver NetworkManager[1287]: <info> (eth1): device state change: ip-config -> activated (reason 'none') [7 8 0]
Mar 24 23:00:35 mycobblerserver NetworkManager[1287]: <info> Policy set 'Auto eth1' (eth1) as default for IPv4 routing and DNS.
Mar 24 23:00:35 mycobblerserver NetworkManager[1287]: <info> Activation (eth1) successful, device activated.
Mar 24 23:00:35 mycobblerserver NetworkManager[1287]: <info> Activation (eth1) Stage 5 of 5 (IP Configure Commit) complete.
Mar 24 23:00:35 mycobblerserver ntpd[1432]: Listen normally on 5 eth1 192.168.16.49 UDP 123
Mar 24 23:00:35 mycobblerserver ntpd[1432]: peers refreshed
Mar 24 23:00:37 mycobblerserver ntpd_intres[1438]: DNS ntp.mydomain.com -> ourIPV4-B-class.230.66
Mar 24 23:00:37 mycobblerserver ntpd_intres[1438]: DNS ntp1.mydomain.com -> ourIPV4-B-class.230.65
Mar 24 23:00:37 mycobblerserver ntpd_intres[1438]: DNS ntp2.mydomain.com -> ourIPV4-B-class.230.66
Mar 24 23:03:53 mycobblerserver ntpd[1432]: 0.0.0.0 c61c 0c clock_step +2.052751 s
Mar 24 23:03:55 mycobblerserver ntpd[1432]: 0.0.0.0 c614 04 freq_mode
Mar 24 23:03:56 mycobblerserver ntpd[1432]: 0.0.0.0 c618 08 no_sys_peer

Write failed: Broken pipe
[jringoot@alex ~]$ ssh root@mycobblerserver
Last login: Tue Mar 24 23:09:08 2015 from 192.168.22.70
[root@mycobblerserver ~]#

[root@mycobblerserver ~]# uptime
23:10:49 up 5 min, 3 users, load average: 0.00, 0.02, 0.00
[root@mycobblerserver ~]#

[root@mycobblerserver ~]# tail -f /var/log/messages
Mar 24 23:05:22 mycobblerserver NetworkManager[1285]: <info> Activation (eth1) Stage 5 of 5 (IP Configure Commit) complete.
Mar 24 23:05:22 mycobblerserver ntpd[1429]: Listen normally on 4 eth1 192.168.16.49 UDP 123
Mar 24 23:05:22 mycobblerserver ntpd[1429]: Listen normally on 5 eth1 fe80::21a:4aff:fea8:103c UDP 123
Mar 24 23:05:22 mycobblerserver ntpd[1429]: peers refreshed
Mar 24 23:05:22 mycobblerserver ntpd_intres[1433]: DNS ntp.mydomain.com -> ourIPV4-B-class.230.66
Mar 24 23:05:22 mycobblerserver ntpd_intres[1433]: DNS ntp1.mydomain.com -> ourIPV4-B-class.230.65
Mar 24 23:05:22 mycobblerserver ntpd_intres[1433]: DNS ntp2.mydomain.com -> ourIPV4-B-class.230.66
Mar 24 23:08:41 mycobblerserver ntpd[1429]: 0.0.0.0 c61c 0c clock_step +1.353247 s
Mar 24 23:08:41 mycobblerserver ntpd[1429]: 0.0.0.0 c614 04 freq_mode
Mar 24 23:08:42 mycobblerserver ntpd[1429]: 0.0.0.0 c618 08 no_sys_peer
Mar 24 23:15:11 mycobblerserver dhclient[1301]: DHCPREQUEST on eth1 to ourIPV4-B-class.249.143 port 67 (xid=0x202a637e)
Mar 24 23:15:11 mycobblerserver dhclient[1301]: DHCPACK from ourIPV4-B-class.249.143 (xid=0x202a637e)
Mar 24 23:15:11 mycobblerserver dhclient[1301]: bound to 192.168.16.49 -- renewal in 457 seconds.
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info> (eth1): DHCPv4 state changed bound -> renew
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   address 192.168.16.49
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   prefix 24 (255.255.255.0)
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   gateway 192.168.16.1
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   nameserver 'ourIPV4-B-class.249.143'
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   nameserver 'ourIPV4-B-class.144.19'
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   nameserver 'ourIPV4-B-class.230.21'
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   domain name 'mydomain.com'


============================================================================================


[root@mycobblerserver cobbler]# date
di mrt 24 23:04:12 CET 2015
[root@mycobblerserver cobbler]# tail -f cobbler.log
Tue Mar 24 22:57:19 2015 - INFO | REMOTE start_task(Reposync); event_id(2015-03-24_225719_reposync); user(?)
Tue Mar 24 22:57:20 2015 - INFO | reposync; ['centos6_x64_os']
Tue Mar 24 22:59:48 2015 - DEBUG | get_items; ['repo']
Tue Mar 24 22:59:48 2015 - DEBUG | done with get_items; ['repo']
Tue Mar 24 23:00:04 2015 - DEBUG | REMOTE CLI Authorized; user(?)
Tue Mar 24 23:00:04 2015 - INFO | REMOTE start_task(Reposync); event_id(2015-03-24_230004_reposync); user(?)
Tue Mar 24 23:00:05 2015 - INFO | reposync; ['centos6_x64_updates']
Tue Mar 24 23:00:33 2015 - INFO | 10 breeds and 32 OS versions read from the signature file
Tue Mar 24 23:00:33 2015 - DEBUG | API handle initialized
Tue Mar 24 23:00:33 2015 - DEBUG | XMLRPC running on 25151
Tue Mar 24 23:04:51 2015 - DEBUG | REMOTE CLI Authorized; user(?)
Tue Mar 24 23:04:51 2015 - INFO | REMOTE start_task(Reposync); event_id(2015-03-24_230451_reposync); user(?)
Tue Mar 24 23:04:52 2015 - INFO | reposync; ['centos6_x64_updates']
Write failed: Broken pipe
[jringoot@alex ~]$ ssh root@mycobblerserver
Last login: Tue Mar 24 23:09:23 2015 from 192.168.22.70
[root@mycobblerserver ~]#

[root@mycobblerserver ~]# uptime
23:10:53 up 5 min, 3 users, load average: 0.00, 0.02, 0.00
[root@mycobblerserver ~]#
[root@mycobblerserver ~]# tail -f /var/log/messages
Mar 24 23:05:22 mycobblerserver NetworkManager[1285]: <info> Activation (eth1) Stage 5 of 5 (IP Configure Commit) complete.
Mar 24 23:05:22 mycobblerserver ntpd[1429]: Listen normally on 4 eth1 192.168.16.49 UDP 123
Mar 24 23:05:22 mycobblerserver ntpd[1429]: Listen normally on 5 eth1 fe80::21a:4aff:fea8:103c UDP 123
Mar 24 23:05:22 mycobblerserver ntpd[1429]: peers refreshed
Mar 24 23:05:22 mycobblerserver ntpd_intres[1433]: DNS ntp.mydomain.com -> ourIPV4-B-class.230.66
Mar 24 23:05:22 mycobblerserver ntpd_intres[1433]: DNS ntp1.mydomain.com -> ourIPV4-B-class.230.65
Mar 24 23:05:22 mycobblerserver ntpd_intres[1433]: DNS ntp2.mydomain.com -> ourIPV4-B-class.230.66
Mar 24 23:08:41 mycobblerserver ntpd[1429]: 0.0.0.0 c61c 0c clock_step +1.353247 s
Mar 24 23:08:41 mycobblerserver ntpd[1429]: 0.0.0.0 c614 04 freq_mode
Mar 24 23:08:42 mycobblerserver ntpd[1429]: 0.0.0.0 c618 08 no_sys_peer
Mar 24 23:15:11 mycobblerserver dhclient[1301]: DHCPREQUEST on eth1 to ourIPV4-B-class.249.143 port 67 (xid=0x202a637e)
Mar 24 23:15:11 mycobblerserver dhclient[1301]: DHCPACK from ourIPV4-B-class.249.143 (xid=0x202a637e)
Mar 24 23:15:11 mycobblerserver dhclient[1301]: bound to 192.168.16.49 -- renewal in 457 seconds.
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info> (eth1): DHCPv4 state changed bound -> renew
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   address 192.168.16.49
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   prefix 24 (255.255.255.0)
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   gateway 192.168.16.1
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   nameserver 'ourIPV4-B-class.249.143'
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   nameserver 'ourIPV4-B-class.144.19'
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   nameserver 'ourIPV4-B-class.230.21'
Mar 24 23:15:11 mycobblerserver NetworkManager[1285]: <info>   domain name 'mydomain.com'

============================================================================================

Best Regards,

Joost


From: "Orion Poplawski" <orion@cora.nwra.com>

> To: "cobbler mailing list" <cobbler@lists.fedorahosted.org>
> Sent: Tuesday, 24 March, 2015 22:06:01
> Subject: Re: [cobbler] server crashes when trying reposync of
> centos6_x64_updates

> On 03/24/2015 06:44 AM, Joost Ringoot wrote:
> > Hello,

>> Since a week, my cobbler-server does a spontaneous reboot when I do a "cobbler
> > reposync".
> > More specific when I do:

> > cobbler reposync --only="centos6_x64_updates"

> > Any suggestions on how to troubleshoot this further are very welcome,

> Anything interesting in /var/log/messages or /var/log/cobbler/cobbler.log ?

> --
> Orion Poplawski
> Technical Manager 303-415-9701 x222
> NWRA, Boulder/CoRA Office FAX: 303-415-9702
> 3380 Mitchell Lane orion@nwra.com
> Boulder, CO 80301 http://www.nwra.com
> _______________________________________________
> cobbler mailing list
> cobbler@lists.fedorahosted.org
> https://lists.fedorahosted.org/mailman/listinfo/cobbler

----- Original Message -----
> From: "Orion Poplawski" <orion@cora.nwra.com>
> To: "cobbler mailing list" <cobbler@lists.fedorahosted.org>
> Sent: Tuesday, 24 March, 2015 22:06:01
> Subject: Re: [cobbler] server crashes when trying reposync of        centos6_x64_updates

> On 03/24/2015 06:44 AM, Joost Ringoot wrote:
> > Hello,

>> Since a week, my cobbler-server does a spontaneous reboot when I do a "cobbler
> > reposync".
> > More specific when I do:

> > cobbler reposync --only="centos6_x64_updates"

> > Any suggestions on how to troubleshoot this further are very welcome,

> Anything interesting in /var/log/messages or /var/log/cobbler/cobbler.log ?

> --
> Orion Poplawski
> Technical Manager 303-415-9701 x222
> NWRA, Boulder/CoRA Office FAX: 303-415-9702
> 3380 Mitchell Lane orion@nwra.com
> Boulder, CO 80301 http://www.nwra.com
> _______________________________________________
> cobbler mailing list
> cobbler@lists.fedorahosted.org
> https://lists.fedorahosted.org/mailman/listinfo/cobbler

> From: "Orion Poplawski" <orion@cora.nwra.com>
> To: "cobbler mailing list" <cobbler@lists.fedorahosted.org>
> Sent: Tuesday, 24 March, 2015 22:06:01
> Subject: Re: [cobbler] server crashes when trying reposync of
> centos6_x64_updates

> On 03/24/2015 06:44 AM, Joost Ringoot wrote:
> > Hello,

>> Since a week, my cobbler-server does a spontaneous reboot when I do a "cobbler
> > reposync".
> > More specific when I do:

> > cobbler reposync --only="centos6_x64_updates"

> > Any suggestions on how to troubleshoot this further are very welcome,

> Anything interesting in /var/log/messages or /var/log/cobbler/cobbler.log ?

> --
> Orion Poplawski
> Technical Manager 303-415-9701 x222
> NWRA, Boulder/CoRA Office FAX: 303-415-9702
> 3380 Mitchell Lane orion@nwra.com
> Boulder, CO 80301 http://www.nwra.com
> _______________________________________________
> cobbler mailing list
> cobbler@lists.fedorahosted.org
> https://lists.fedorahosted.org/mailman/listinfo/cobbler
_______________________________________________
cobbler mailing list
cobbler@lists.fedorahosted.org
https://lists.fedorahosted.org/mailman/listinfo/cobbler