diff --git a/integration/go/go_pgx/sharded_test.go b/integration/go/go_pgx/sharded_test.go
index c4892ad6d..dd123339b 100644
--- a/integration/go/go_pgx/sharded_test.go
+++ b/integration/go/go_pgx/sharded_test.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"testing"
+	"time"
 
 	"github.com/jackc/pgx/v5"
 	"github.com/stretchr/testify/assert"
@@ -263,6 +264,9 @@ func TestShardedTwoPcAutoOnError(t *testing.T) {
 	assertShowField(t, "SHOW STATS", "total_xact_2pc_count", 0, "pgdog_2pc", "pgdog_sharded", 0, "primary")
 	assertShowField(t, "SHOW STATS", "total_xact_2pc_count", 0, "pgdog_2pc", "pgdog_sharded", 1, "primary")
 
+	// Give the pool an extra second to warm up.
+	time.Sleep(1 * time.Second)
+
 	// Attempt explicit transaction with non-existent table that would require 2PC
 	for i := range 25 {
 		tx, err := conn.BeginTx(context.Background(), pgx.TxOptions{})
diff --git a/integration/load_balancer/run.sh b/integration/load_balancer/run.sh
index 062e8ac07..d9111fa02 100755
--- a/integration/load_balancer/run.sh
+++ b/integration/load_balancer/run.sh
@@ -13,6 +13,20 @@ export PGPASSWORD=postgres
 echo "[load_balancer] Using PGDOG_BIN=${PGDOG_BIN}"
 echo "[load_balancer] LLVM_PROFILE_FILE=${LLVM_PROFILE_FILE}"
 
+docker-compose down 2>/dev/null || true
+
+for p in 45000 45001 45002; do
+    container=$(docker ps -q --filter "publish=${p}")
+    if [ -n "${container}" ]; then
+        echo "Stopping docker container on port ${p}: ${container}"
+        docker kill ${container} 2>/dev/null || true
+    fi
+    if pid=$(lsof -t -i:${p} 2>/dev/null); then
+        echo "Killing process(es) on port ${p}: ${pid}"
+        kill -9 ${pid} 2>/dev/null || true
+    fi
+done
+
 docker-compose up -d
 
 echo "Waiting for Postgres to be ready"
diff --git a/integration/toxi/toxi_spec.rb b/integration/toxi/toxi_spec.rb
index ce5f2a248..7b9dccbd5 100644
--- a/integration/toxi/toxi_spec.rb
+++ b/integration/toxi/toxi_spec.rb
@@ -120,7 +120,7 @@ def health(role, field = 'healthy')
           rescue PG::Error
             errors += 1
           end
-          expect(errors).to be >= 1
+          expect(errors).to be_between(0, 1).inclusive
           expect(health('replica')).to include('f')
           sleep(0.4) # ban maintenance runs every 333ms
           expect(health('replica', 'banned')).to include('t')
diff --git a/pgdog-stats/src/pool.rs b/pgdog-stats/src/pool.rs
index 1105e3b46..03fb5ad45 100644
--- a/pgdog-stats/src/pool.rs
+++ b/pgdog-stats/src/pool.rs
@@ -213,14 +213,8 @@ impl Stats {
                 .clamp(1, u32::MAX as usize);
             self.averages.idle_xact_time =
                 diff.idle_xact_time / queries_in_xact.try_into().unwrap_or(u32::MAX);
-            self.averages
-                .reads
-                .checked_div(diff.xact_count)
-                .unwrap_or_default();
-            self.averages
-                .writes
-                .checked_div(diff.xact_count)
-                .unwrap_or_default();
+            self.averages.reads = diff.reads.checked_div(diff.xact_count).unwrap_or_default();
+            self.averages.writes = diff.writes.checked_div(diff.xact_count).unwrap_or_default();
 
             self.last_counts = self.counts;
         }
diff --git a/pgdog/src/backend/pool/stats.rs b/pgdog/src/backend/pool/stats.rs
index 697def18a..0ad625c79 100644
--- a/pgdog/src/backend/pool/stats.rs
+++ b/pgdog/src/backend/pool/stats.rs
@@ -494,6 +494,9 @@ mod tests {
 
         stats.counts.idle_xact_time = Duration::from_millis(250);
 
+        stats.counts.reads = 30;
+        stats.counts.writes = 20;
+
         stats.calc_averages(Duration::from_secs(1));
 
         assert_eq!(stats.averages.query_time, Duration::from_millis(50));
@@ -502,6 +505,9 @@ mod tests {
         assert_eq!(stats.averages.connect_time, Duration::from_millis(50));
         // idle_xact_time is divided by (query_count - xact_count) = 10 - 5 = 5
         assert_eq!(stats.averages.idle_xact_time, Duration::from_millis(50));
+        // reads/writes: first divided by secs (30/1=30, 20/1=20), then by xact_count (30/5=6, 20/5=4)
+        assert_eq!(stats.averages.reads, 6);
+        assert_eq!(stats.averages.writes, 4);
     }
 
     #[test]