Merge pull request #12 from roydahan/improve-auto

improve(runMulti): Improve threadCount steps to find max throughput
scylladb · Aug 21, 2024 · 9d0609e · 9d0609e
2 parents 827b728 + b2d4544
commit 9d0609e
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/tools/stress/src/org/apache/cassandra/stress/StressAction.java b/tools/stress/src/org/apache/cassandra/stress/StressAction.java
@@ -160,10 +160,12 @@ private boolean runMulti(boolean auto, UniformRateLimiter rateLimiter)
 
             runIds.add(threadCount + " threadCount");
             prevThreadCount = threadCount;
-            if (threadCount < 16)
-                threadCount *= 2;
+            if (threadCount < 500)
+                threadCount += 100;
+            else if (threadCount < 1500)
+                threadCount *= 1.2;
             else
-                threadCount *= 1.5;
+                threadCount *= 1.1;
 
             if (!results.isEmpty() && threadCount > settings.rate.maxThreads)
                 break;