[dnsdist] scaling dnsdist past one server

Winfried walists at mailbox.org
Mon Jul 28 14:01:03 UTC 2025


I am using "Linux Virtual Server" (LVS) [1] with ldirectord [2] to 
distribute DNS traffic across multiple DNSdist servers. LVS and 
ldirectord are part of all common Linux distributions. LVS in direct 
routing mode (DR) is a very high-performance layer 2-4  load balancer 
solution.

Another solution might be to run multiple dnsdist processes on a server 
with many CPU cores.

[1] http://www.linuxvirtualserver.org/VS-DRouting.html

[2] https://github.com/ClusterLabs/resource-agents/tree/main/ldirectord
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