diff --git a/test/case46/src/testcase46.c b/test/case46/src/testcase46.c
index a7a0572..a87caeb 100644
--- a/test/case46/src/testcase46.c
+++ b/test/case46/src/testcase46.c
@@ -84,7 +84,7 @@ uint8_t  ucp_print_err_f = 0;
 void *handleUdpTransmission(void *arg)
 {   
     (void)arg;
-    printf("[socket]:/************ linux_UDP ***************/\n");
+    printf("\n************ linux_UDP ***************\n");
     if ((sockfd_case52 = socket(AF_INET, SOCK_DGRAM, 0)) < 0)               
     {
         printf("[socket]:socket error!\n");
@@ -96,10 +96,10 @@ void *handleUdpTransmission(void *arg)
     server_addr_case52.sin_addr.s_addr = inet_addr(SERVER_IP_CASE52);       // IP转换
     // int flags = fcntl(sockfd_case52, F_GETFL, 0);
     // fcntl(sockfd_case52, F_SETFL, flags | O_NONBLOCK);
-    printf("[socket]:UDP ready\n");
+    printf("[socket]: UDP ready\n");
 
     // mmap
-    printf("[socket]: Opening /dev/mem for all mappings\n");
+    printf("[ mmap ]: Opening /dev/mem for all mappings\n");
     mem_fd_case52 = open("/dev/mem", O_RDWR | O_SYNC);
     if (mem_fd_case52 == -1) {
         printf("[mmap]: Failed to open /dev/mem !!!!\n");
@@ -108,7 +108,6 @@ void *handleUdpTransmission(void *arg)
     }
 
     // RX
-    printf("[mmap]:/*************** mmap_rx ***************/\n");
     map_base_rx_case52 = mmap(NULL, MAP_SIZE_CASE52, PROT_READ | PROT_WRITE, MAP_SHARED, mem_fd_case52, MAP_ADDR_RX_BASE_CASE52);
     if (map_base_rx_case52 == MAP_FAILED) {
         printf("[mmap]: rx mapping failed!\n");
@@ -117,10 +116,9 @@ void *handleUdpTransmission(void *arg)
         close(mem_fd_case52);
         exit(EXIT_FAILURE);
     }
-    printf("[mmap]: rx ready\n");
+    printf("[ mmap ]: rx ready\n");
 
     // RX_FLAG
-    printf("[mmap]:/************** rx_flag ***************/\n");
     map_base_rxf_case52 = mmap(NULL, MAP_SIZE_ST_CASE52, PROT_READ | PROT_WRITE, MAP_SHARED, mem_fd_case52, MAP_ADDR_RXFLAG_DATA_CASE52);
     if (map_base_rxf_case52 == MAP_FAILED) {
         printf("[mmap]: RX_FLAG mapping failed!\n");
@@ -130,7 +128,7 @@ void *handleUdpTransmission(void *arg)
         close(mem_fd_case52);
         exit(EXIT_FAILURE);
     }
-    printf("[mmap]: wr_idx ready\n");
+    printf("[ mmap ]: wr_idx ready\n");
 
     // ucp4008_ctrl_mmap_base
     ucp4008_ctrl_mmap_base = mmap(
@@ -152,7 +150,7 @@ void *handleUdpTransmission(void *arg)
     char *ctrl_message = "ready";
     sendto(sockfd_case52, ctrl_message, strlen(ctrl_message), 0,
            (struct sockaddr *)&server_addr_case52, sizeof(server_addr_case52));
-    printf("[sendto]:%s\n", ctrl_message);
+    printf("[udp.sendto]: %s\n", ctrl_message);
 
     char ctrl_buffer[CTRL_BUFFER_SIZE];
     struct sockaddr_in from_addr;
@@ -165,26 +163,26 @@ void *handleUdpTransmission(void *arg)
         recv_len = recvfrom(sockfd_case52, ctrl_buffer, CTRL_BUFFER_SIZE, 0,
                         (struct sockaddr *)&from_addr, &from_addr_len);
         if (recv_len < 0) {
-            printf("[recv_len]:recv_len < 0\n");
+            printf("[udp_ctrl]:recv_len < 0\n");
         }
 
         ctrl_buffer[recv_len] = '\0';
-        printf("[recvfrom]:%s\n", ctrl_buffer);
+        printf("[ udp.recv ]: %s\n", ctrl_buffer);
         if (strcmp(ctrl_buffer, "ok") == 0) {
             //usleep(1000000);
-            printf("[mmap]:wr...\n");
+            printf("[ mmap ]: wr...\n");
             mapped_addr = (volatile uint32_t *)ucp4008_ctrl_mmap_base;
             *mapped_addr = 0xA5A55A5A;
-            printf("[mmap]: wr 0xA5A55A5A done :) \n");
+            printf("[ mmap ]: wr 0xA5A55A5A done\n");
             strcmp_flag = 0;
         } else {
-            printf("[recvfrom]:strcmp no ok!\n");
+            printf("[ udp.recv ]:strcmp no ok!\n");
         }   
     }
     
     // 初始化消费者索引
     r_idx = 0;
-    printf("[store]: r_idx ready == 0\n");
+    printf("[ mmap ]: r_idx ready\n");
 
     // while 
     uint8_t block_n = 0;