diff --git a/dev-tools/systemtests/container.go b/dev-tools/systemtests/container.go
index c6cc75da15..07a4fdb9cd 100644
--- a/dev-tools/systemtests/container.go
+++ b/dev-tools/systemtests/container.go
@@ -240,6 +240,13 @@ func (tr *DockerTestRunner) createTestContainer(ctx context.Context, apiClient *
 		containerEnv = append(containerEnv, fmt.Sprintf("MONITOR_PID=%d", tr.MonitorPID))
 	}
 
+	gomodcacheCmd := exec.Command("go", "env", "GOMODCACHE")
+	gomodcacheValue, err := gomodcacheCmd.CombinedOutput()
+	require.NoError(tr.Runner, err)
+	require.NotEmpty(tr.Runner, gomodcacheValue)
+
+	tr.Runner.Logf("out: GOMODCACHE=%s", gomodcacheValue)
+
 	resp, err := apiClient.ContainerCreate(ctx, &container.Config{
 		Image:      tr.Container,
 		Cmd:        testRunCmd,
diff --git a/metric/system/filesystem/filesystem_test.go b/metric/system/filesystem/filesystem_test.go
index 135697d473..d6dcea2a19 100644
--- a/metric/system/filesystem/filesystem_test.go
+++ b/metric/system/filesystem/filesystem_test.go
@@ -23,6 +23,7 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 
 	"github.com/elastic/elastic-agent-libs/logp"
 	"github.com/elastic/elastic-agent-system-metrics/dev-tools/systemtests"
@@ -40,11 +41,11 @@ func TestFileSystemList(t *testing.T) {
 	if err != nil {
 		t.Fatal("GetFileSystemList", err)
 	}
-	assert.True(t, (len(fss) > 0))
+	require.True(t, (len(fss) > 0))
 
 	for _, fs := range fss {
 		err := fs.GetUsage()
-		assert.NoError(t, err, "filesystem=%#v: %v", fs, err)
+		require.NoError(t, err, "filesystem=%#v: %v", fs, err)
 
 	}
 }
diff --git a/metric/system/process/process_container_test.go b/metric/system/process/process_container_test.go
index 39fc8baead..0dbc2aef31 100644
--- a/metric/system/process/process_container_test.go
+++ b/metric/system/process/process_container_test.go
@@ -20,10 +20,12 @@ package process
 import (
 	"fmt"
 	"os"
+	"os/exec"
 	"os/user"
 	"runtime"
 	"strconv"
 	"testing"
+	"time"
 
 	"github.com/stretchr/testify/require"
 
@@ -38,6 +40,13 @@ import (
 // However, they are designed so that `go test` can run them normally as well
 
 func TestContainerMonitoringFromInsideContainer(t *testing.T) {
+	gomodcacheCmd := exec.Command("go", "env", "GOMODCACHE")
+	gomodcacheValue, err1 := gomodcacheCmd.CombinedOutput()
+	require.NoError(t, err1)
+	require.NotEmpty(t, gomodcacheValue)
+
+	t.Logf("in: GOMODCACHE=%s", gomodcacheValue)
+
 	_ = logp.DevelopmentSetup()
 
 	testStats := Stats{CPUTicks: true,
@@ -64,6 +73,13 @@ func TestContainerMonitoringFromInsideContainer(t *testing.T) {
 }
 
 func TestSelfMonitoringFromInsideContainer(t *testing.T) {
+	gomodcacheCmd := exec.Command("go", "env", "GOMODCACHE")
+	gomodcacheValue, err1 := gomodcacheCmd.CombinedOutput()
+	require.NoError(t, err1)
+	require.NotEmpty(t, gomodcacheValue)
+
+	t.Logf("in: GOMODCACHE=%s", gomodcacheValue)
+
 	_ = logp.DevelopmentSetup()
 
 	testStats := Stats{CPUTicks: true,
@@ -89,6 +105,14 @@ func TestSelfMonitoringFromInsideContainer(t *testing.T) {
 }
 
 func TestSystemHostFromContainer(t *testing.T) {
+	gomodcacheCmd := exec.Command("go", "env", "GOMODCACHE")
+	gomodcacheValue, err1 := gomodcacheCmd.CombinedOutput()
+	require.NoError(t, err1)
+	require.NotEmpty(t, gomodcacheValue)
+
+	t.Logf("in: GOMODCACHE=%s", gomodcacheValue)
+
+	t.Logf("start: %v", time.Now())
 	_ = logp.DevelopmentSetup()
 
 	testStats := Stats{CPUTicks: true,
@@ -120,6 +144,7 @@ func TestSystemHostFromContainer(t *testing.T) {
 				proc["process"].(map[string]interface{})["command_line"])
 		}
 	}
+	t.Logf("end: %v", time.Now())
 }
 
 // validate test results.