diff --git a/docker-compose.yml b/docker-compose.yml
index 50331bf..8c4ec89 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,9 +1,10 @@
 version: "2"
 services:
   postgres:
-    image: postgres:9.6.2-alpine
+    image: postgres:14-alpine
     ports:
       - "5432:5432"
     environment:
       POSTGRES_USER: jamesbond
       POSTGRES_DB: postgres
+      POSTGRES_HOST_AUTH_METHOD: trust
diff --git a/spec/fixtures/bench.sql b/spec/fixtures/bench.sql
index d1be778..fae8611 100644
--- a/spec/fixtures/bench.sql
+++ b/spec/fixtures/bench.sql
@@ -6,7 +6,7 @@ BEGIN;
 UPDATE pgbench_accounts SET abalance = abalance + :delta WHERE aid = :aid;
 UPDATE pgbench_accounts_validate SET abalance = abalance + :delta WHERE aid = :aid;
 SELECT abalance FROM pgbench_accounts WHERE aid = :aid;
-UPDATE pgbench_tellers SET tbalance = tbalance + :delta WHERE tid = :tid;
-UPDATE pgbench_branches SET bbalance = bbalance + :delta WHERE bid = :bid;
+-- UPDATE pgbench_tellers SET tbalance = tbalance + :delta WHERE tid = :tid;
+-- UPDATE pgbench_branches SET bbalance = bbalance + :delta WHERE bid = :bid;
 INSERT INTO pgbench_history (tid, bid, aid, delta, mtime) VALUES (:tid, :bid, :aid, :delta, CURRENT_TIMESTAMP);
-END;
\ No newline at end of file
+END;
diff --git a/spec/lib/smoke_spec.rb b/spec/lib/smoke_spec.rb
index 41b1ba3..eefc17a 100644
--- a/spec/lib/smoke_spec.rb
+++ b/spec/lib/smoke_spec.rb
@@ -1,5 +1,6 @@
 # frozen_string_literal: true
 
+require 'English'
 def log(msg)
   puts "======= #{msg} ======="
 end
@@ -7,9 +8,9 @@ def log(msg)
 def setup_pgbench_tables(foreign_keys:)
   log("Setting up pgbench")
   if foreign_keys
-    `pgbench --initialize -s 10 --foreign-keys --host #{client.host} -U #{client.username} -d #{client.dbname}`
+    `pgbench --initialize -s 100 --foreign-keys --host #{client.host} -U #{client.username} -d #{client.dbname}`
   else
-    `pgbench --initialize -s 10 --host #{client.host} -U #{client.username} -d #{client.dbname}`
+    `pgbench --initialize -s 100 --host #{client.host} -U #{client.username} -d #{client.dbname}`
   end
 
   log("Setting up pgbench validate table")
@@ -66,13 +67,13 @@ def setup_pgbench_tables(foreign_keys:)
       expect_query_result(
         connection: client.connection,
         query: "select count(*) from pgbench_accounts",
-        assertions: [{ count: 1, data: [{ "count" => "1000000" }] }],
+        assertions: [{ count: 1, data: [{ "count" => "10000000" }] }],
       )
 
       expect_query_result(
         connection: client.connection,
         query: "select count(*) from pgbench_accounts_validate",
-        assertions: [{ count: 1, data: [{ "count" => "1000000" }] }],
+        assertions: [{ count: 1, data: [{ "count" => "10000000" }] }],
       )
     end
 
@@ -81,23 +82,29 @@ def setup_pgbench_tables(foreign_keys:)
         fork do
           log("Running pgbench")
           exec(
-            "pgbench --file spec/fixtures/bench.sql -T 60000 -c 5 --host #{client.host} -U #{client.username} -d #{client.dbname}",
+            "pgbench --file spec/fixtures/bench.sql -T 600000 -c 15 --host #{client.host} -U #{client.username} -d #{client.dbname}",
           )
         end
       Process.detach(pid)
+      sleep(10)
 
       log("Running pg-osc")
       statement = <<~SCRIPT
-        PGPASSWORD="#{client.password}" bundle exec bin/pg-online-schema-change perform \
+        PGPASSWORD="#{client.password}" DEBUG=true bundle exec bin/pg-online-schema-change perform \
         -a 'ALTER TABLE pgbench_accounts ALTER COLUMN aid TYPE BIGINT' \
         -d #{client.dbname} \
         -h #{client.host} \
         -u #{client.username} \
         --drop
       SCRIPT
-      result = `#{statement}`
+      IO.popen(statement) do |io|
+        io.each do |line|
+          puts line
+          output << line
+        end
+      end
 
-      expect(result).to match(/All tasks successfully completed/)
+      expect(output.join(",")).to match(/All tasks successfully completed/)
       Process.kill("KILL", pid)
 
       log("Comparing data between two tables")
@@ -137,23 +144,31 @@ def setup_pgbench_tables(foreign_keys:)
         fork do
           log("Running pgbench")
           exec(
-            "pgbench --file spec/fixtures/bench.sql -T 60000 -c 5 --host #{client.host} -U #{client.username} -d #{client.dbname}",
+            "pgbench --file spec/fixtures/bench.sql -T 600000 -c 15 --host #{client.host} -U #{client.username} -d #{client.dbname} >/dev/null 2>&1",
           )
         end
       Process.detach(pid)
 
+      sleep(10)
+
       log("Running pg-osc")
       statement = <<~SCRIPT
-        PGPASSWORD="#{client.password}" bundle exec bin/pg-online-schema-change perform \
+        PGPASSWORD="#{client.password}" DEBUG=true bundle exec bin/pg-online-schema-change perform \
         -a 'ALTER TABLE pgbench_accounts ALTER COLUMN aid TYPE BIGINT' \
         -d #{client.dbname} \
         -h #{client.host} \
         -u #{client.username} \
         --drop
       SCRIPT
-      result = `#{statement}`
+      output = []
+      IO.popen(statement) do |io|
+        io.each do |line|
+          puts line
+          output << line
+        end
+      end
 
-      expect(result).to match(/All tasks successfully completed/)
+      expect(output.join(",")).to match(/All tasks successfully completed/)
       Process.kill("KILL", pid)
 
       log("Comparing data between two tables")