Nagios service go down after few minutes


#1

when i start nagios after few minutes it goes down.

in nagios.log i see

[1271752244] Nagios 3.2.0 starting… (PID=31948)
[1271752244] Local time is Tue Apr 20 10:30:44 CEST 2010
[1271752244] LOG VERSION: 2.0
[1271752244] Bailing out due to one or more errors encountered in the configuration files. Run Nagios from the command line with the -v option to verify your config before restarting. (PID=31948)
[1271752865] Nagios 3.2.0 starting… (PID=32027)
[1271752865] Local time is Tue Apr 20 10:41:05 CEST 2010
[1271752865] LOG VERSION: 2.0
[1271752865] ndomod: NDOMOD 1.4b8 (07-16-2009) Copyright © 2009 Nagios Core Development Team and Community Contributors
[1271752865] ndomod: Could not open data sink! I’ll keep trying, but some output may get lost…
[1271752865] Event broker module ‘/usr/local/nagios/bin/ndomod.o’ initialized successfully.
[1271752866] Warning: Host ‘Datacenter-link’ has no services associated with it!
[1271752866] Finished daemonizing… (New PID=32028)
[1271752866] HOST FLAPPING ALERT: AP0139IT;STARTED; Host appears to have started flapping (58.6% change > 20.0% threshold)
[1271752866] SERVICE FLAPPING ALERT: s44k8570;Cpu Avg. Load;STARTED; Service appears to have started flapping (21.4% change >= 20.0% threshold)
[1271752866] SERVICE FLAPPING ALERT: srv_notespt;Mem Check;STARTED; Service appears to have started flapping (52.4% change >= 20.0% threshold)
[1271752866] Warning: Host performance command ‘process-host-perfdata’ was not found - host performance data will not be processed!
[1271752866] Warning: Service performance command ‘process-service-perfdata’ was not found - service performance data will not be processed!
[1271752876] HOST ALERT: AP0092IT;UP;HARD;10;OK - 10.172.52.90: rta 52.0 ms, lost 0%
[1271752876] SERVICE ALERT: AP0114IT;PING;CRITICAL;SOFT;1;CRITICAL - 10.172.57.90 is down (lost 100%)
[1271752876] HOST ALERT: AP0089IT;DOWN;SOFT;1;CRITICAL - 10.172.33.90 is down (lost 100%)
[1271752886] HOST ALERT: SOL-PROGAS;UP;HARD;1;OK - 10.172.52.1: rta 51.1 ms, lost 0%
[1271752886] SERVICE ALERT: AP0114IT;PING;CRITICAL;SOFT;2;CRITICAL - 10.172.57.90 is down (lost 100%)
[1271752896] HOST ALERT: AP0114IT;DOWN;SOFT;1;CRITICAL - 10.172.57.90 is down (lost 100%)
[1271752956] HOST ALERT: AP0089IT;DOWN;SOFT;2;CRITICAL - 10.172.33.90 is down (lost 100%)
[1271752976] HOST ALERT: AP0114IT;DOWN;SOFT;2;CRITICAL - 10.172.57.90 is down (lost 100%)
[1271753006] SERVICE ALERT: AP0092IT;PING;OK;HARD;3;OK - 10.172.52.90: rta 52.7 ms, lost 0%
[1271753006] SERVICE ALERT: AP0114IT;PING;CRITICAL;HARD;1;CRITICAL - 10.172.57.90 is down (lost 100%)
[1271753006] SERVICE ALERT: AP0089IT;PING;CRITICAL;HARD;1;CRITICAL - 10.172.33.90 is down (lost 100%)

the result of the command for verify nagios configuration don’t give me any error

Nagios Core 3.2.0
Copyright © 2009 Nagios Core Development Team and Community Contributors
Copyright © 1999-2009 Ethan Galstad
Last Modified: 08-12-2009
License: GPL

Website: nagios.org
Reading configuration data…
Read main config file okay…
Processing object config file ‘/usr/local/nagios/etc/commands.cfg’…
Processing object config file ‘/usr/local/nagios/etc/localhost.cfg’…
Processing object config file ‘/usr/local/nagios/etc/contacts.cfg’…
Processing object config file ‘/usr/local/nagios/etc/contactgroups.cfg’…
Processing object config file ‘/usr/local/nagios/etc/escalations.cfg’…
Processing object config file ‘/usr/local/nagios/etc/hostgroups.cfg’…
Processing object config file ‘/usr/local/nagios/etc/hosts.cfg’…
Processing object config file ‘/usr/local/nagios/etc/services.cfg’…
Processing object config file ‘/usr/local/nagios/etc/timeperiods.cfg’…
Processing object config file ‘/usr/local/nagios/etc/servicegroup.cfg’…
Processing object config file ‘/usr/local/nagios/etc/hostextinfo.cfg’…
Processing object config file ‘/usr/local/nagios/etc/serviceextinfo.cfg’…
Processing object config file ‘/usr/local/nagios/etc/servicetemplate.cfg’…
Processing object config file ‘/usr/local/nagios/etc/hosttemplate.cfg’…
Read object config files okay…

Running pre-flight check on configuration data…

Checking services…
Checked 658 services.
Checking hosts…
Warning: Host ‘Datacenter-link’ has no services associated with it!
Checked 295 hosts.
Checking host groups…
Checked 24 host groups.
Checking service groups…
Checked 6 service groups.
Checking contacts…
Checked 8 contacts.
Checking contact groups…
Checked 6 contact groups.
Checking service escalations…
Checked 0 service escalations.
Checking service dependencies…
Checked 0 service dependencies.
Checking host escalations…
Checked 464 host escalations.
Checking host dependencies…
Checked 0 host dependencies.
Checking commands…
Checked 62 commands.
Checking time periods…
Checked 5 time periods.
Checking for circular paths between hosts…
Checking for circular host and service dependencies…
Checking global event handlers…
Checking obsessive compulsive processor commands…
Checking misc settings…

Total Warnings: 1
Total Errors: 0

Things look okay - No serious problems were detected during the pre-flight check

Help please.

Manuel