DNS query alert

[powl]

Hello,

I am pretty new to Netdata and I am wondering if there is a possible way to alert if a DNS query exceeds the defined timeout limit?

There are gaps within the Netdata cloud graph when a defined timeout has been exceeded.

thanks, paul

[thomasmerz]

See here:

dns_query_time_query_time

dns_query_time_query_time DNS This alert presents the average DNS query round trip time (RTT) over the last 10 seconds. If the DNS query exceeds a time limit to complete its operation (aka if it times out), then the alert is raised into warning.

What is Round Trip Time?

In networking, round-trip time (RTT), also known as round-trip delay time (RTD) is defined as a metric that measures in milliseconds the amount of time it takes for a data packet to be sent plus the amount of time it takes for…