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- send 10M
- send: 10485760
- read: 10485760
- send 100M
- send: 104857600
- read: 29593600
- #include <arpa/inet.h>
- #include <netinet/in.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <strings.h>
- #include <sys/socket.h>
- #include <unistd.h>
- void test(int n) {
- const char* server_ip = "127.0.0.1";
- uint16_t server_port = 9876;
- struct sockaddr_in server_addr;
- bzero(&server_addr, sizeof server_addr);
- server_addr.sin_family = AF_INET;
- server_addr.sin_port = htons(server_port);
- inet_pton(AF_INET, server_ip, &server_addr.sin_addr);
- int client_socket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
- connect(client_socket, (struct sockaddr*)(&server_addr), (socklen_t)(sizeof server_addr));
- char buf[1024];
- int send_count = 0;
- int read_count = 0;
- for (int i = 0; i != n; ++i)
- for (int j = 0; j != 1024; ++j) {
- ssize_t ret = write(client_socket, buf, sizeof(buf));
- if (ret == -1) {
- perror("error");
- exit(-1);
- }
- send_count += ret;
- }
- shutdown(client_socket, SHUT_WR);
- for (;;) {
- ssize_t ret = read(client_socket, buf, sizeof(buf) - 1);
- if (ret == -1) {
- perror("error");
- exit(-1);
- }
- if (ret == 0)
- break;
- read_count += ret;
- }
- printf("send: %dn", send_count);
- printf("read: %dn", read_count);
- }
- int main() {
- printf("send 10M n");
- test(10);
- printf("nsend 100M n");
- test(100);
- return 0;
- }
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