diff --git a/core/services/ocr2/plugins/ocr2keeper/evmregistry/v21/logprovider/provider.go b/core/services/ocr2/plugins/ocr2keeper/evmregistry/v21/logprovider/provider.go
index ddb39402cfb..ed195c26c2f 100644
--- a/core/services/ocr2/plugins/ocr2keeper/evmregistry/v21/logprovider/provider.go
+++ b/core/services/ocr2/plugins/ocr2keeper/evmregistry/v21/logprovider/provider.go
@@ -42,10 +42,11 @@ var (
 	readJobQueueSize = 64
 	readLogsTimeout  = 10 * time.Second
 
-	readMaxBatchSize = 48
+	// TODO: remove - control group
+	readMaxBatchSize = 32
 	// reorgBuffer is the number of blocks to add as a buffer to the block range when reading logs.
 	reorgBuffer   = int64(32)
-	readerThreads = 8
+	readerThreads = 4
 
 	bufferSyncInterval = 10 * time.Minute
 	// logLimitMinimum is how low the log limit can go.