Monitoring current RX and TX network interface buffers in Zabbix

One day after restarting the Ubuntu server, due to the long start of a large number of network interfaces, my script which increased the values of the buffers and also performed other settings was performed ahead of time, respectively, the changes did not apply and I found out about this problem only after 24 hours, […]

Zabbix notifications by phone via Asterisk

One night at the station, the air conditioners turned off and the temperature started to rise, naturally, I received email notifications on the phone, but since it was night, I only saw them in the morning, so it was necessary for such an emergency to quickly make the possibility of phone call notifications. I will […]

Dnstop – monitoring of requests to the DNS server

The utility is installed in Ubuntu/Debian by the command: Start-up example: I’ll describe the list of possible startup keys: -4 (number of IPv4 packets) -6 (number of IPv6 packets) -Q (number of requests) -R (number of answers) -a (anonymous IP addresses) -i ADDRESS (ignoring the specified IP address) -n NAME (number of requests for the […]

Monitoring of Apache2 parameters in Zabbix

Install the necessary components: Activate the module information about apache2 (usually it is activated initially): Open the configuration file of the module and specify the IP address of the zabbix server to allow it to view information about apache2 (if apache2 is on the local machine, then access is usually allowed by specifying local or […]

Diagnostics HDD using smartmontools

smartmontools – (S.M.A.R.T. Monitoring Tools) console utility for diagnosing the status of hard drives supporting S.M.A.R.T. technology. smartmontools has two utilities, smartctl for monitoring S.M.A.R.T. and a smartd background process that automatically polls devices and records errors. Installation in Linux Ubuntu/Debian: Help about the utility: Examples: Verification of the support of S.M.A.R.T. and SCT ERC: […]