diff --git a/contrib/registry/etcd/etcd.go b/contrib/registry/etcd/etcd.go
index 690149c01..c0d7128ea 100644
--- a/contrib/registry/etcd/etcd.go
+++ b/contrib/registry/etcd/etcd.go
@@ -31,12 +31,12 @@ type Registry struct {
 	kv           etcd3.KV
 	lease        etcd3.Lease
 	keepaliveTTL time.Duration
-	logger       *glog.Logger
+	logger       glog.ILogger
 }
 
 // Option is the option for the etcd registry.
 type Option struct {
-	Logger       *glog.Logger
+	Logger       glog.ILogger
 	KeepaliveTTL time.Duration
 }
 
diff --git a/net/ghttp/ghttp_server.go b/net/ghttp/ghttp_server.go
index 6c3f97e21..09d7efbc7 100644
--- a/net/ghttp/ghttp_server.go
+++ b/net/ghttp/ghttp_server.go
@@ -177,16 +177,16 @@ func (s *Server) Start() error {
 	}
 	// Default session storage.
 	if s.config.SessionStorage == nil {
-		path := ""
+		sessionStoragePath := ""
 		if s.config.SessionPath != "" {
-			path = gfile.Join(s.config.SessionPath, s.config.Name)
-			if !gfile.Exists(path) {
-				if err := gfile.Mkdir(path); err != nil {
-					return gerror.Wrapf(err, `mkdir failed for "%s"`, path)
+			sessionStoragePath = gfile.Join(s.config.SessionPath, s.config.Name)
+			if !gfile.Exists(sessionStoragePath) {
+				if err := gfile.Mkdir(sessionStoragePath); err != nil {
+					return gerror.Wrapf(err, `mkdir failed for "%s"`, sessionStoragePath)
 				}
 			}
 		}
-		s.config.SessionStorage = gsession.NewStorageFile(path, s.config.SessionMaxAge)
+		s.config.SessionStorage = gsession.NewStorageFile(sessionStoragePath, s.config.SessionMaxAge)
 	}
 	// Initialize session manager when start running.
 	s.sessionManager = gsession.New(
diff --git a/net/gtrace/gtrace.go b/net/gtrace/gtrace.go
index 81299dcf8..171da62fb 100644
--- a/net/gtrace/gtrace.go
+++ b/net/gtrace/gtrace.go
@@ -150,13 +150,16 @@ func GetBaggageVar(ctx context.Context, key string) *gvar.Var {
 func WithTraceID(ctx context.Context, traceID string) (context.Context, error) {
 	generatedTraceID, err := trace.TraceIDFromHex(traceID)
 	if err != nil {
-		return nil, gerror.WrapCodef(gcode.CodeInvalidParameter, err, `invalid traceID: %s`, traceID)
+		return ctx, gerror.WrapCodef(
+			gcode.CodeInvalidParameter,
+			err,
+			`invalid custom traceID "%s", a traceID string should be composed with [0-9a-z] and fixed length 32`,
+			traceID,
+		)
 	}
 	sc := trace.SpanContextFromContext(ctx)
 	if !sc.HasTraceID() {
-		var (
-			span trace.Span
-		)
+		var span trace.Span
 		ctx, span = NewSpan(ctx, "gtrace.WithTraceID")
 		defer span.End()
 		sc = trace.SpanContextFromContext(ctx)
diff --git a/net/gtrace/gtrace_z_unit_test.go b/net/gtrace/gtrace_z_unit_test.go
new file mode 100644
index 000000000..76f86d706
--- /dev/null
+++ b/net/gtrace/gtrace_z_unit_test.go
@@ -0,0 +1,36 @@
+// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gtrace_test
+
+import (
+	"context"
+	"testing"
+
+	"github.com/gogf/gf/v2/net/gtrace"
+	"github.com/gogf/gf/v2/test/gtest"
+	"github.com/gogf/gf/v2/text/gstr"
+)
+
+func TestWithTraceID(t *testing.T) {
+	var (
+		ctx       = context.Background()
+		requestId = `a323f910-f690-11ec-963d-79c0b7fcf119`
+	)
+	gtest.C(t, func(t *gtest.T) {
+		newCtx, err := gtrace.WithTraceID(ctx, requestId)
+		t.AssertNE(err, nil)
+		t.Assert(newCtx, ctx)
+	})
+	gtest.C(t, func(t *gtest.T) {
+		var traceId = gstr.Replace(requestId, "-", "")
+		newCtx, err := gtrace.WithTraceID(ctx, traceId)
+		t.AssertNil(err)
+		t.AssertNE(newCtx, ctx)
+		t.Assert(gtrace.GetTraceID(ctx), "")
+		t.Assert(gtrace.GetTraceID(newCtx), traceId)
+	})
+}
diff --git a/os/gcron/gcron.go b/os/gcron/gcron.go
index d1a7ad74e..05e834d3b 100644
--- a/os/gcron/gcron.go
+++ b/os/gcron/gcron.go
@@ -28,12 +28,12 @@ var (
 )
 
 // SetLogger sets the logger for cron.
-func SetLogger(logger *glog.Logger) {
+func SetLogger(logger glog.ILogger) {
 	defaultCron.SetLogger(logger)
 }
 
 // GetLogger returns the logger in the cron.
-func GetLogger() *glog.Logger {
+func GetLogger() glog.ILogger {
 	return defaultCron.GetLogger()
 }
 
diff --git a/os/gcron/gcron_cron.go b/os/gcron/gcron_cron.go
index fddb6bfa2..1a83f57bc 100644
--- a/os/gcron/gcron_cron.go
+++ b/os/gcron/gcron_cron.go
@@ -21,7 +21,7 @@ type Cron struct {
 	idGen   *gtype.Int64    // Used for unique name generation.
 	status  *gtype.Int      // Timed task status(0: Not Start; 1: Running; 2: Stopped; -1: Closed)
 	entries *gmap.StrAnyMap // All timed task entries.
-	logger  *glog.Logger    // Logger, it is nil in default.
+	logger  glog.ILogger    // Logger, it is nil in default.
 }
 
 // New returns a new Cron object with default settings.
@@ -34,12 +34,12 @@ func New() *Cron {
 }
 
 // SetLogger sets the logger for cron.
-func (c *Cron) SetLogger(logger *glog.Logger) {
+func (c *Cron) SetLogger(logger glog.ILogger) {
 	c.logger = logger
 }
 
 // GetLogger returns the logger in the cron.
-func (c *Cron) GetLogger() *glog.Logger {
+func (c *Cron) GetLogger() glog.ILogger {
 	return c.logger
 }
 
diff --git a/os/gcron/gcron_entry.go b/os/gcron/gcron_entry.go
index f0ce842e2..a5f5209e2 100644
--- a/os/gcron/gcron_entry.go
+++ b/os/gcron/gcron_entry.go
@@ -8,6 +8,7 @@ package gcron
 
 import (
 	"context"
+	"fmt"
 	"reflect"
 	"runtime"
 	"time"
@@ -19,6 +20,7 @@ import (
 	"github.com/gogf/gf/v2/util/gconv"
 )
 
+// JobFunc is the timing called job function in cron.
 type JobFunc = gtimer.JobFunc
 
 // Entry is timing task entry.
@@ -140,7 +142,7 @@ func (entry *Entry) checkAndRun(ctx context.Context) {
 			return
 
 		case StatusClosed:
-			entry.logDebugf(ctx, "[gcron] %s %s removed", entry.schedule.pattern, entry.jobName)
+			entry.logDebugf(ctx, `cron job "%s" is removed`, entry.getJobNameWithPattern())
 			entry.Close()
 
 		case StatusReady:
@@ -149,11 +151,11 @@ func (entry *Entry) checkAndRun(ctx context.Context) {
 			defer func() {
 				if exception := recover(); exception != nil {
 					entry.logErrorf(ctx,
-						"[gcron] %s %s end with error: %+v",
-						entry.schedule.pattern, entry.jobName, exception,
+						`cron job "%s(%s)" end with error: %+v`,
+						entry.jobName, entry.schedule.pattern, exception,
 					)
 				} else {
-					entry.logDebugf(ctx, "[gcron] %s %s end", entry.schedule.pattern, entry.jobName)
+					entry.logDebugf(ctx, `cron job "%s" ends`, entry.getJobNameWithPattern())
 				}
 
 				if entry.timerEntry.Status() == StatusClosed {
@@ -170,13 +172,17 @@ func (entry *Entry) checkAndRun(ctx context.Context) {
 					}
 				}
 			}
-			entry.logDebugf(ctx, "[gcron] %s %s start", entry.schedule.pattern, entry.jobName)
+			entry.logDebugf(ctx, `cron job "%s" starts`, entry.getJobNameWithPattern())
 
 			entry.Job(ctx)
 		}
 	}
 }
 
+func (entry *Entry) getJobNameWithPattern() string {
+	return fmt.Sprintf(`%s(%s)`, entry.jobName, entry.schedule.pattern)
+}
+
 func (entry *Entry) logDebugf(ctx context.Context, format string, v ...interface{}) {
 	if logger := entry.cron.GetLogger(); logger != nil {
 		logger.Debugf(ctx, format, v...)
diff --git a/os/glog/glog.go b/os/glog/glog.go
index 15c9a6576..32b3e5072 100644
--- a/os/glog/glog.go
+++ b/os/glog/glog.go
@@ -8,16 +8,43 @@
 package glog
 
 import (
+	"context"
+
 	"github.com/gogf/gf/v2/internal/command"
 	"github.com/gogf/gf/v2/os/grpool"
 	"github.com/gogf/gf/v2/util/gconv"
 )
 
+// ILogger is the API interface for logger.
+type ILogger interface {
+	Print(ctx context.Context, v ...interface{})
+	Printf(ctx context.Context, format string, v ...interface{})
+	Debug(ctx context.Context, v ...interface{})
+	Debugf(ctx context.Context, format string, v ...interface{})
+	Info(ctx context.Context, v ...interface{})
+	Infof(ctx context.Context, format string, v ...interface{})
+	Notice(ctx context.Context, v ...interface{})
+	Noticef(ctx context.Context, format string, v ...interface{})
+	Warning(ctx context.Context, v ...interface{})
+	Warningf(ctx context.Context, format string, v ...interface{})
+	Error(ctx context.Context, v ...interface{})
+	Errorf(ctx context.Context, format string, v ...interface{})
+	Critical(ctx context.Context, v ...interface{})
+	Criticalf(ctx context.Context, format string, v ...interface{})
+	Panic(ctx context.Context, v ...interface{})
+	Panicf(ctx context.Context, format string, v ...interface{})
+	Fatal(ctx context.Context, v ...interface{})
+	Fatalf(ctx context.Context, format string, v ...interface{})
+}
+
 const (
 	commandEnvKeyForDebug = "gf.glog.debug"
 )
 
 var (
+	// Ensure Logger implements ILogger.
+	_ ILogger = &Logger{}
+
 	// Default logger object, for package method usage.
 	defaultLogger = New()
 
diff --git a/os/glog/glog_logger_handler.go b/os/glog/glog_logger_handler.go
index 2b69ec593..2c610e999 100644
--- a/os/glog/glog_logger_handler.go
+++ b/os/glog/glog_logger_handler.go
@@ -94,15 +94,15 @@ func (in *HandlerInput) getDefaultBuffer(withColor bool) *bytes.Buffer {
 			in.addStringToBuffer(buffer, levelStr)
 		}
 	}
-	if in.Prefix != "" {
-		in.addStringToBuffer(buffer, in.Prefix)
-	}
 	if in.TraceId != "" {
 		in.addStringToBuffer(buffer, "{"+in.TraceId+"}")
 	}
 	if in.CtxStr != "" {
 		in.addStringToBuffer(buffer, "{"+in.CtxStr+"}")
 	}
+	if in.Prefix != "" {
+		in.addStringToBuffer(buffer, in.Prefix)
+	}
 	if in.CallerFunc != "" {
 		in.addStringToBuffer(buffer, in.CallerFunc)
 	}
diff --git a/os/gtimer/gtimer_entry.go b/os/gtimer/gtimer_entry.go
index c057e9951..dc389d08d 100644
--- a/os/gtimer/gtimer_entry.go
+++ b/os/gtimer/gtimer_entry.go
@@ -26,7 +26,7 @@ type Entry struct {
 	infinite    *gtype.Bool     // No times limit.
 }
 
-// JobFunc is the job function.
+// JobFunc is the timing called job function in timer.
 type JobFunc = func(ctx context.Context)
 
 // Status returns the status of the job.