Update big log size to 4KB from 1KB.

log.go

@@ -236,9 +236,9 @@ func (c *core) getEntity(l *log, level Level, message, caller string) *logEntity
 
 // Clean up and recycle the given log entity.
 func (c *core) putEntity(o *logEntity) {
-	// If the log size exceeds 1KB, we need to discard this buffer to
+	// If the log size exceeds 4KB, we need to discard this buffer to
 	// free memory faster.
-	if o.buffer.Cap() > 1024 {
+	if o.buffer.Cap() > 4096 {
 		o.buffer = bytes.Buffer{}
 	} else {
 		o.buffer.Reset()

logger_test.go

@@ -656,16 +656,16 @@ func TestLogger_BigLog(t *testing.T) {
 	o.SetLevel(TraceLevel)
 
 	var builder strings.Builder
-	for i := 0; i < 1500; i++ {
+	for i := 0; i < 5000; i++ {
 		builder.WriteByte('x')
 	}
 	o.Print(builder.String()) // Big log
-	if w.Len() < 1024 {
+	if w.Len() < 5000 {
 		t.Fatalf("Big log: %d", w.Len())
 	}
-	// For logs exceeding 1KB, the buffer will not be reused.
+	// For logs exceeding 4KB, the buffer will not be reused.
 	n := o.(*logger).core.pool.Get().(*logEntity).buffer.Cap()
-	if n > 1024 {
+	if n > 4096 {
 		t.Fatalf("Big log: %d", n)
 	}
 }