RandomX interval and block lag are consensus changes and will never change at run-time, so they can be static

src/miner.cpp

@@ -1058,6 +1058,9 @@ enum RandomXSolverCancelCheck
     Reason2
 };
 
+int GetRandomXInterval() { return GetArg("-ac_randomx_interval",1024); }
+int GetRandomXBlockLag() { return GetArg("-ac_randomx_lag", 64);       }
+
 #ifdef ENABLE_WALLET
 void static RandomXMiner(CWallet *pwallet)
 #else
@@ -1131,9 +1134,9 @@ void static RandomXMiner()
     // With the defaults of 1024 and 64
     // the key block will change every ~21.3 hours with a 75s block time
     // and every ~17 hours with the default 60s block time for HSCs
-    int randomxInterval = GetArg("-ac_randomx_interval",1024);
+    static int randomxInterval = GetRandomXInterval();
     // This lag is 80 mins for 75s blocktime and 64 mins for 60s (default) blocktime for HSCs
-    int randomxBlockLag = GetArg("-ac_randomx_lag", 64);
+    static int randomxBlockLag = GetRandomXBlockLag();
     randomx_vm *myVM = nullptr;
 
     try {