Description
When there is high latency in DNS traffic, this results in sluggish overall experience for end users.
This article describes how to identify DNS latency issues in configuration.
Solution
In the DNS Settings pane, to identify DNS latency issues in the configuration is possible.
Go to Network -> DNS to view DNS latency information in the right side bar.
If FortiGuard DNS is used, latency information for DNS, DNS filter, web filter, and outbreak prevention servers are also visible.
When there is high latency in DNS traffic, this results in sluggish overall experience for end users.
This article describes how to identify DNS latency issues in configuration.
Solution
In the DNS Settings pane, to identify DNS latency issues in the configuration is possible.
Go to Network -> DNS to view DNS latency information in the right side bar.
If FortiGuard DNS is used, latency information for DNS, DNS filter, web filter, and outbreak prevention servers are also visible.
Point over a latency value to see when it was last updated.To view DNS latency information using the CLI:# diagnose test application dnsproxy 2
worker idx: 0 worker: count=1 idx=0 retry_interval=500 query_timeout=1495 DNS latency info: vfid=0
server=2001::1 latency=1494 updated=73311 vfid=0
server=208.91.112.52 latency=1405 updated=2547 vfid=0
server=208.91.112.53 latency=19 updated=91
SDNS latency info: vfid=0 server=173.243.138.221 latency=1
