diff --git a/fdbclient/BlobCipher.cpp b/fdbclient/BlobCipher.cpp
index 24bbf3ceb6..1eb338f13c 100644
--- a/fdbclient/BlobCipher.cpp
+++ b/fdbclient/BlobCipher.cpp
@@ -57,11 +57,11 @@ BlobCipherMetrics::CounterSet::CounterSet(CounterCollection& cc, std::string nam
     getCipherKeysLatency(name + "GetCipherKeysLatency",
                          UID(),
                          FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_INTERVAL,
-                         FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_SAMPLE_SIZE),
+                         FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_SKETCH_ACCURACY),
     getLatestCipherKeysLatency(name + "GetLatestCipherKeysLatency",
                                UID(),
                                FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_INTERVAL,
-                               FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_SAMPLE_SIZE) {}
+                               FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_SKETCH_ACCURACY) {}
 
 BlobCipherMetrics::BlobCipherMetrics()
   : cc("BlobCipher"), cipherKeyCacheHit("CipherKeyCacheHit", cc), cipherKeyCacheMiss("CipherKeyCacheMiss", cc),
@@ -71,15 +71,15 @@ BlobCipherMetrics::BlobCipherMetrics()
     getCipherKeysLatency("GetCipherKeysLatency",
                          UID(),
                          FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_INTERVAL,
-                         FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_SAMPLE_SIZE),
+                         FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_SKETCH_ACCURACY),
     getLatestCipherKeysLatency("GetLatestCipherKeysLatency",
                                UID(),
                                FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_INTERVAL,
-                               FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_SAMPLE_SIZE),
+                               FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_SKETCH_ACCURACY),
     getBlobMetadataLatency("GetBlobMetadataLatency",
                            UID(),
                            FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_INTERVAL,
-                           FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_SAMPLE_SIZE),
+                           FLOW_KNOBS->ENCRYPT_KEY_CACHE_LOGGING_SKETCH_ACCURACY),
     counterSets({ CounterSet(cc, "TLog"),
                   CounterSet(cc, "KVMemory"),
                   CounterSet(cc, "KVRedwood"),
diff --git a/flow/Knobs.cpp b/flow/Knobs.cpp
index 08bf96e529..7d6132bc6c 100644
--- a/flow/Knobs.cpp
+++ b/flow/Knobs.cpp
@@ -302,7 +302,7 @@ void FlowKnobs::initialize(Randomize randomize, IsSimulated isSimulated) {
 	if ( randomize && BUGGIFY) { ENCRYPT_KEY_REFRESH_INTERVAL = deterministicRandom()->randomInt(2, 10); }
 	init( TOKEN_CACHE_SIZE,                                    100 );
 	init( ENCRYPT_KEY_CACHE_LOGGING_INTERVAL,                  5.0 );
-	init( ENCRYPT_KEY_CACHE_LOGGING_SAMPLE_SIZE,              1000 );
+	init( ENCRYPT_KEY_CACHE_LOGGING_SKETCH_ACCURACY,          0.01 );
 	// Refer to EncryptUtil::EncryptAuthTokenAlgo for more details
 	init( ENCRYPT_HEADER_AUTH_TOKEN_ENABLED,                  true ); if ( randomize && BUGGIFY ) { ENCRYPT_HEADER_AUTH_TOKEN_ENABLED = !ENCRYPT_HEADER_AUTH_TOKEN_ENABLED; }
 	init( ENCRYPT_HEADER_AUTH_TOKEN_ALGO,                        1 ); if ( randomize && BUGGIFY ) { ENCRYPT_HEADER_AUTH_TOKEN_ALGO = getRandomAuthTokenAlgo(); }
diff --git a/flow/include/flow/Knobs.h b/flow/include/flow/Knobs.h
index 0ba1e3b4ff..ee163c1038 100644
--- a/flow/include/flow/Knobs.h
+++ b/flow/include/flow/Knobs.h
@@ -364,7 +364,7 @@ public:
 	int64_t ENCRYPT_CIPHER_KEY_CACHE_TTL;
 	int64_t ENCRYPT_KEY_REFRESH_INTERVAL;
 	double ENCRYPT_KEY_CACHE_LOGGING_INTERVAL;
-	double ENCRYPT_KEY_CACHE_LOGGING_SAMPLE_SIZE;
+	double ENCRYPT_KEY_CACHE_LOGGING_SKETCH_ACCURACY;
 	bool ENCRYPT_HEADER_AUTH_TOKEN_ENABLED;
 	int ENCRYPT_HEADER_AUTH_TOKEN_ALGO;