Merge pull request #6029

a784f90 Cap nAttempts penalty at 8 and switch to pow instead of a division loop. (Gregory Maxwell)

src/addrman.cpp

@@ -67,9 +67,8 @@ double CAddrInfo::GetChance(int64_t nNow) const
     if (nSinceLastTry < 60 * 10)
         fChance *= 0.01;
 
-    // deprioritize 50% after each failed attempt
-    for (int n = 0; n < nAttempts; n++)
-        fChance /= 1.5;
+    // deprioritize 66% after each failed attempt, but at most 1/28th to avoid the search taking forever or overly penalizing outages.
+    fChance *= pow(0.66, min(nAttempts, 8));
 
     return fChance;
 }