Nagios Support Forum

Hi SteveBeauchemin, You are awesome, thanks for the resolution. I just followed the steps which you provided and i executed few additional steps too. Steps as follows: 1. Followed steps provided by you. 2. removed ndo2db.lock file in /usr/local/nagios/var/ and created ndo2db.pid file. 3. #systemctl ...

Hi, Output as follow [root@cs1-prd-cmn-nag01 ~]# su - nagios [nagios@cs1-prd-cmn-nag01 ~]$ sudo /usr/local/nagiosxi/scripts/manage_services.sh status ndo2db ● ndo2db.service - Nagios Data Out Daemon Loaded: loaded (/usr/lib/systemd/system/ndo2db.service; enabled; vendor preset: disabled) Active: fai...

Hi, Service ndo2db status output: [root@cs1-prd-cmn-nag01 ~]# service ndo2db status ndo2db (pid 21595) is running... [root@cs1-prd-cmn-nag01 ~]# check command output: define service { host_name localhost service_description Service Status - ndo2db use local-service check_command check_xi_service_sta...

Hi,

I have resolved Database Backend issue by following the steps in the below link.

https://connexeon.com/linux/nagios-ndo2 ... nd-socket/


But showing unknown status for ndo2db service. How do we get it normal, Please find the screen shot for reference.


Thanks,

Hi,


# service ndo2db status
ndo2db is not running but subsystem locked



Thanks,

Hi, Please find the attached screen shot for reference. Present we don't have any alert but database not refreshed it is showing old alerts. Error show below when I execute mysql command. [root@cs1-prd-cmn-nag01 ~]# mysql ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password:...

Hi,

I just upgraded to 5.4.1 but still the error Database Backend persists.

Thanks,

Hi, We recently upgrade the Nagios XI to 5.4.0 then after few days we got Database Backend as critical, unable to clear the alert even though getting success message when i start it. I have tried few basic steps based on the posts. 1. # free -m total used free shared buff/cache available Mem: 3783 1...

Hi, 1. ~$ ls -al /usr/local/nagios/libexec/ total 3596 drwxrwxr-x 3 nagios nagios 4096 Oct 27 2011 . drwxr-xr-x 11 admin nagios 4096 Dec 8 2009 .. -rw-r--r-- 1 admin admin 20480 Oct 11 2010 .check_netapp.swp -rwxr-xr-x 1 root root 55 Jul 7 2009 NoPluginOut -rwxr-xr-x 1 nagios nagios 69104 Dec 8 2009...

Hi, we have Nagios Core version 3.2.0 Recently we moved two servers from Physical to VM, Which we are monitoring in Nagios Core, then after nagios is showing critical status for those two machines and in services status as "CRITICAL: No Plugin Output!" . Please let us know if any plugin re...