优化共享内存解析格式,减少内存浪费。优化生产者进程的效率。

This commit is contained in:
guo_peixu
2022-06-23 11:41:16 +08:00
parent 775982f2d5
commit 4531d74c80
4 changed files with 52 additions and 24 deletions

View File

@@ -233,19 +233,27 @@ int check_reopen_log_file(struct log_file_list *node)
}
return CONSUMER_SUCCESS;
}
/*
(int)file_len + (str)file + '\0' + (int)payload_len + (str)payload + '\0'
*/
void consumer_ring_queue_to_file(struct MESA_shm_queue_head *head)
{
int *p_file_len = NULL;
int file_len = 0;
char *p_file = NULL;
int *p_payload_len = NULL;
char *payload = NULL;
int payload_len = 0;
char buf[MESA_SHM_LOG_BUF_PREFIX_LEN + MESA_SHM_RING_QUEUE_BLOCK_BUFLEN] = {0};
char *payload = NULL;
char buf[MESA_SHM_LOG_BUF_PREFIX_LEN + MESA_SHM_RING_QUEUE_BLOCK_SIZE] = {0};
int n = 0;
char strtime[DEFAUT_BUF_SIZE] = {0};
struct log_file_list *node = NULL;
get_cur_strftime(strtime, sizeof(strtime));
while(!MESA_shm_ring_queue_is_empty(head)){
p_file = (char *)(head + 1) + (head->blksize * head->rd_idx);
p_file_len = (int *)((char *)(head + 1) + (head->blksize * head->rd_idx));
file_len = *p_file_len;
p_file = (char *)(p_file_len + 1);
node = get_log_file_node(p_file);
if(node == NULL){
node = create_log_file_node(p_file);
@@ -259,7 +267,7 @@ void consumer_ring_queue_to_file(struct MESA_shm_queue_head *head)
continue ;
}
}
p_payload_len = (int *)(p_file + MESA_SHM_LOG_PATH_LEN);
p_payload_len = (int *)(p_file + file_len + 1);
payload_len = *p_payload_len;
payload = (char *)(p_payload_len + 1);
n = snprintf(buf, sizeof(buf), "%s, %s\n", strtime, payload);
@@ -270,14 +278,19 @@ void consumer_ring_queue_to_file(struct MESA_shm_queue_head *head)
}
void consumer_ring_queue_to_terminal(struct MESA_shm_queue_head *head, int producer_pid)
{
int *p_file_len = NULL;
int file_len = 0;
char *p_file = NULL;
int *p_payload_len = NULL;
char *payload = NULL;
int payload_len = 0;
char buf[MESA_SHM_LOG_BUF_PREFIX_LEN + MESA_SHM_RING_QUEUE_BLOCK_BUFLEN] = {0};
char *payload = NULL;
char buf[MESA_SHM_LOG_BUF_PREFIX_LEN + MESA_SHM_RING_QUEUE_BLOCK_SIZE] = {0};
int n = 0;
while(!MESA_shm_ring_queue_is_empty(head)){
p_payload_len = (int *)((char *)(head + 1) + (head->blksize * head->rd_idx) + MESA_SHM_LOG_PATH_LEN);
p_file_len = (int *)((char *)(head + 1) + (head->blksize * head->rd_idx));
file_len = *p_file_len;
p_file = (char *)(p_file_len + 1);
p_payload_len = (int *)(p_file + file_len + 1);
payload_len = *p_payload_len;
payload = (char *)(p_payload_len + 1);
n = snprintf(buf, sizeof(buf), "pid:%d, %s\n", producer_pid, payload);
@@ -523,7 +536,8 @@ int main(int argc, char **argv)
if(!MESA_shm_ring_queue_is_empty(ring_queue_head[i])){
if(g_care_pid == CONSUMER_CARE_PID_SPEC){
if(!producer_pid_is_cared(tmp_ovw->producer_pid)){
MESA_shm_ring_queue_set_empty(ring_queue_head[i]);
/*do not set empty, in order to improve performance for producer process*/
/*MESA_shm_ring_queue_set_empty(ring_queue_head[i]);*/
continue ;
}
}