Icinga2 reports nots running after a few minutes

Expected Behavior

Icinga2 should be up as long as not stopped

Current Behavior

Icinga2 backend stops after a few minutes of working. Read more about the log reports here: https://stackoverflow.com/questions/51720301/icinga2-reports-nots-running-after-a-few-minutes

Steps to Reproduce (for bugs)

Don't know the exact root problem yet.

Your Environment

Version used (icinga2 --version): icinga2 - The Icinga 2 network monitoring daemon (version: r2.6.3-1)

Copyright (c) 2012-2017 Icinga Development Team (https://www.icinga.com/) License GPLv2+: GNU GPL version 2 or later http://gnu.org/licenses/gpl2.html This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

Application information: Installation root: /usr Sysconf directory: /etc Run directory: /run Local state directory: /var Package data directory: /usr/share/icinga2 State path: /var/lib/icinga2/icinga2.state Modified attributes path: /var/lib/icinga2/modified-attributes.conf Objects path: /var/cache/icinga2/icinga2.debug Vars path: /var/cache/icinga2/icinga2.vars PID path: /run/icinga2/icinga2.pid

System information: Platform: Debian GNU/Linux Platform version: 8 (jessie) Kernel: Linux Kernel version: 3.16.0-4-amd64 Architecture: x86_64

Build information: Compiler: GNU 4.9.2 Build host: smithers

Operating System and version: Debian GNU/Linux 8 Linux 1549 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1+deb8u6 (2015-11-09) x86_64 GNU/Linux
Enabled features (icinga2 feature list): Disabled features: api compatlog debuglog gelf graphite icingastatus livestatus opentsdb perfdata statusdata syslog Enabled features: checker command ido-mysql influxdb mainlog notification
Icinga Web 2 version and modules (System - About): Version 2.1.0
Config validation (icinga2 daemon -C): information/cli: Icinga application loader (version: r2.6.3-1) information/cli: Loading configuration file(s). information/ConfigItem: Committing config item(s). warning/ApplyRule: Apply rule 'satellite-host' (in /etc/icinga2/conf.d/satellite.conf: 29:1-29:41) for type 'Dependency' does not match anywhere! warning/ApplyRule: Apply rule 'backup-downtime' (in /etc/icinga2/conf.d/downtimes.conf: 5:1-5:52) for type 'ScheduledDowntime' does not match anywhere! warning/ApplyRule: Apply rule 'apt' (in /etc/icinga2/conf.d/apt.conf: 1:0-1:18) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule '' (in /etc/icinga2/conf.d/services/converter.conf: 1:0-1:56) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule '' (in /etc/icinga2/conf.d/services/couch-check.conf: 1:0-1:60) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule '' (in /etc/icinga2/conf.d/services/mail_server.conf: 1:0-1:51) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule '' (in /etc/icinga2/conf.d/services/module_health_check.conf: 1:0-1:59) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule '' (in /etc/icinga2/conf.d/services/rpc_rt.conf: 1:0-1:53) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule 'ping6' (in /etc/icinga2/conf.d/services/services.conf: 34:1-34:21) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule '' (in /etc/icinga2/conf.d/services/services.conf: 57:1-57:65) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule '' (in /etc/icinga2/conf.d/services/services.conf: 65:1-65:53) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule 'icinga' (in /etc/icinga2/conf.d/services/services.conf: 73:1-73:22) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule 'load' (in /etc/icinga2/conf.d/services/services.conf: 81:1-81:20) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule 'procs' (in /etc/icinga2/conf.d/services/services.conf: 92:1-92:21) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule 'swap' (in /etc/icinga2/conf.d/services/services.conf: 100:1-100:20) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule 'users' (in /etc/icinga2/conf.d/services/services.conf: 108:1-108:21) for type 'Service' does not match anywhere! warning/ApplyRule: Apply rule '' (in /etc/icinga2/conf.d/services/snmp-int.conf: 1:0-1:65) for type 'Service' does not match anywhere! information/ConfigItem: Instantiated 1 Zone. information/ConfigItem: Instantiated 1 FileLogger. information/ConfigItem: Instantiated 1 Endpoint. information/ConfigItem: Instantiated 4 NotificationCommands. information/ConfigItem: Instantiated 274 Notifications. information/ConfigItem: Instantiated 211 CheckCommands. information/ConfigItem: Instantiated 21 Hosts. information/ConfigItem: Instantiated 1 IcingaApplication. information/ConfigItem: Instantiated 3 HostGroups. information/ConfigItem: Instantiated 2 UserGroups. information/ConfigItem: Instantiated 2 Users. information/ConfigItem: Instantiated 126 Services. information/ConfigItem: Instantiated 4 TimePeriods. information/ConfigItem: Instantiated 9 ServiceGroups. information/ConfigItem: Instantiated 1 CheckerComponent. information/ConfigItem: Instantiated 1 ExternalCommandListener. information/ConfigItem: Instantiated 1 IdoMysqlConnection. information/ConfigItem: Instantiated 1 InfluxdbWriter. information/ConfigItem: Instantiated 1 NotificationComponent. information/ScriptGlobal: Dumping variables to file '/var/cache/icinga2/icinga2.vars' information/cli: Finished validating the configuration file(s).

Icinga / icinga2