diff --git a/bench/bench-memory.sh b/bench/bench-memory.sh
index 62585d2b..c5961278 100755
--- a/bench/bench-memory.sh
+++ b/bench/bench-memory.sh
@@ -137,7 +137,7 @@ measure_ember_type() {
     local mem_after
     mem_after=$(get_redis_memory "$port")
     local keys
-    keys=$(redis-cli -p "$port" DBSIZE 2>/dev/null | awk '{print $2}' | tr -d '\r')
+    keys=$(redis-cli -p "$port" DBSIZE 2>/dev/null | awk '{print $NF}' | tr -d '\r')
 
     local used=$((mem_after - mem_before))
     local bytes_per_key=0
@@ -183,7 +183,7 @@ measure_redis_type() {
     local mem_after
     mem_after=$(get_redis_memory "$port")
     local keys
-    keys=$(redis-cli -p "$port" DBSIZE 2>/dev/null | awk '{print $2}' | tr -d '\r')
+    keys=$(redis-cli -p "$port" DBSIZE 2>/dev/null | awk '{print $NF}' | tr -d '\r')
 
     local used=$((mem_after - mem_before))
     local bytes_per_key=0
diff --git a/bench/bench-proto.py b/bench/bench-proto.py
index 3ce2f0ca..ad760628 100755
--- a/bench/bench-proto.py
+++ b/bench/bench-proto.py
@@ -102,7 +102,7 @@ def compute_stats(elapsed, latencies, count):
 def bench_raw_set(r, keys, value, warmup=1000):
     """raw SET throughput (no validation)."""
     for i in range(warmup):
-        r.set(f"warmup:{i}", value)
+        r.set(f"raw_warmup:{i}", value)
 
     latencies = []
     start = time.perf_counter()
@@ -117,7 +117,7 @@ def bench_raw_set(r, keys, value, warmup=1000):
 def bench_raw_get(r, keys, warmup=1000):
     """raw GET throughput."""
     for i in range(warmup):
-        r.get(f"warmup:{i}")
+        r.get(f"raw_warmup:{i}")
 
     latencies = []
     start = time.perf_counter()
@@ -132,7 +132,7 @@ def bench_raw_get(r, keys, warmup=1000):
 def bench_proto_set(r, keys, value, type_name, warmup=1000):
     """PROTO.SET throughput (schema-validated)."""
     for i in range(warmup):
-        r.execute_command("PROTO.SET", f"warmup:{i}", type_name, value)
+        r.execute_command("PROTO.SET", f"proto_warmup:{i}", type_name, value)
 
     latencies = []
     start = time.perf_counter()
@@ -147,7 +147,7 @@ def bench_proto_set(r, keys, value, type_name, warmup=1000):
 def bench_proto_get(r, keys, warmup=1000):
     """PROTO.GET throughput."""
     for i in range(warmup):
-        r.execute_command("PROTO.GET", f"warmup:{i}")
+        r.execute_command("PROTO.GET", f"proto_warmup:{i}")
 
     latencies = []
     start = time.perf_counter()
@@ -162,7 +162,7 @@ def bench_proto_get(r, keys, warmup=1000):
 def bench_proto_getfield(r, keys, field, warmup=1000):
     """PROTO.GETFIELD throughput (single field read)."""
     for i in range(warmup):
-        r.execute_command("PROTO.GETFIELD", f"warmup:{i}", field)
+        r.execute_command("PROTO.GETFIELD", f"proto_warmup:{i}", field)
 
     latencies = []
     start = time.perf_counter()
@@ -177,7 +177,7 @@ def bench_proto_getfield(r, keys, field, warmup=1000):
 def bench_proto_setfield(r, keys, field, value, warmup=1000):
     """PROTO.SETFIELD throughput (single field update)."""
     for i in range(warmup):
-        r.execute_command("PROTO.SETFIELD", f"warmup:{i}", field, value)
+        r.execute_command("PROTO.SETFIELD", f"proto_warmup:{i}", field, value)
 
     latencies = []
     start = time.perf_counter()