diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3440743a..d7653745 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -88,4 +88,10 @@ jobs:
           done
           cat ${{ github.workspace }}/setup.sql | cockroach sql --insecure
       - name: Test
-        run: bundle exec rake test TESTOPTS='--profile=5'
+        run: AR_LOG=summary bundle exec rake test TESTOPTS='--stackprof=tmp/stackprof.dump --profile-setup --profile=5 --verbose'
+      - name: Upload test information
+        uses: actions/upload-artifact@v4
+        if: always()
+        with:
+          name: crdb-${{ matrix.crdb }}_ruby-${{ matrix.ruby }}_test_information
+          path: tmp/*
diff --git a/Gemfile b/Gemfile
index d6a46056..13a74f58 100644
--- a/Gemfile
+++ b/Gemfile
@@ -58,6 +58,8 @@ group :development, :test do
   gem "minitest-github_action_reporter", github: "BuonOmo/minitest-github_action_reporter", require: "minitest/github_action_reporter_plugin"
   gem "ostruct", "~> 0.6"
 
+  gem "minitest-stackprof"
+
   # Gems used for tests meta-programming.
   gem "parser"
 
diff --git a/bin/start-cockroachdb b/bin/start-cockroachdb
index a4268c37..1b8063bf 100755
--- a/bin/start-cockroachdb
+++ b/bin/start-cockroachdb
@@ -6,7 +6,7 @@ die() { echo "$0: $*" 1>&2 ; false; }
 
 root_dir="$(dirname $(dirname "$0:A"))"
 pid_file="$root_dir/tmp/cockroach.pid"
-log_file="$root_dir/tmp/cockroachdb.log"
+log_file="$root_dir/tmp/cockroach.log"
 
 mkdir -p "$root_dir/tmp"
 [[ -f "$pid_file" ]] && kill -9 $(cat "$pid_file") || true
diff --git a/test/cases/helper_cockroachdb.rb b/test/cases/helper_cockroachdb.rb
index 04d7321e..1acc8cb1 100644
--- a/test/cases/helper_cockroachdb.rb
+++ b/test/cases/helper_cockroachdb.rb
@@ -222,3 +222,9 @@ def header(stream)
 class BaseCompatibilityTest < ActiveRecord::TestCase
   self.use_transactional_tests = false
 end
+
+FileUtils.mkdir_p("tmp")
+
+# require "stackprof"
+# StackProf.start(mode: :wall, interval: 1000, out: "tmp/stackprof.dump", raw: true)
+# Minitest.after_run { StackProf.stop; StackProf.results("tmp/stackprof.dump") }
diff --git a/test/support/sql_logger.rb b/test/support/sql_logger.rb
index e548e05e..d33bda49 100644
--- a/test/support/sql_logger.rb
+++ b/test/support/sql_logger.rb
@@ -21,9 +21,9 @@ def summary_log
       time = detail.values.sum { |(total, _, _)| total } / 1_000
       count = detail.values.sum { |(_, _, count)| count }
       puts "Total time spent in SQL: #{time}s (#{count} queries)"
-      puts "Detail per query kind available in tmp/query_time.json (total time in ms, avg time in ms, query count). Sorted by avg time."
+      puts "Detail per query kind available in #{Dir.pwd}/tmp/query_time.json (total time in ms, avg time in ms, query count). Sorted by avg time."
       File.write(
-        "tmp/query_time.json",
+        Dir.pwd + "/tmp/query_time.json",
         JSON.pretty_generate(detail)
       )
     }