client: increase default latency probe interval from 30s to 5m

Author: ben-dz

CHANGELOG.md

@@ -13,6 +13,8 @@ All notable changes to this project will be documented in this file.
   - Add optional `owner` field to `UpdateMulticastGroup` instruction, allowing foundation members to reassign ownership of a multicast group ([#3527](https://github.com/malbeclabs/doublezero/pull/3527))
 - CLI
   - Add `--owner` flag to `multicast group update`, accepting a pubkey or `me` ([#3527](https://github.com/malbeclabs/doublezero/pull/3527))
+- Client
+  - Reduce default probing interval to 5m from 30s since DZDs don't generally move.
 
 ## [v0.17.0](https://github.com/malbeclabs/doublezero/compare/client/v0.16.0...client/v0.17.0) - 2026-04-10
 

client/doublezerod/cmd/doublezerod/main.go

@@ -29,7 +29,7 @@ var (
 	env                         = flag.String("env", config.EnvTestnet, "environment to use")
 	programId                   = flag.String("program-id", "", "override smartcontract program id to monitor")
 	rpcEndpoint                 = flag.String("solana-rpc-endpoint", "", "override solana rpc endpoint url")
-	probeInterval               = flag.Int("probe-interval", 30, "latency probe interval in seconds")
+	probeInterval               = flag.Int("probe-interval", 300, "latency probe interval in seconds")
 	cacheUpdateInterval         = flag.Int("cache-update-interval", 30, "latency cache update interval in seconds")
 	enableVerboseLogging        = flag.Bool("v", false, "enables verbose logging")
 	enableLatencyMetrics        = flag.Bool("enable-latency-metrics", false, "enables latency metrics")