Changeset 187fdb8

Timestamp:

Feb 25, 2021, 2:17:07 PM (4 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

ed2cb3c

Parents:

2caed18

Message:

Optim 60% to plaintext webserver by doing 1 write instead of 2.

Location:

benchmark/io/http

Files:

• protocol.cfa (modified) (1 diff)
• protocol.hfa (modified) (1 diff)
• worker.cfa (modified) (1 diff)

benchmark/io/http/protocol.cfa ¶

@@ -79 +79 @@
 }
 
-int answer_plain( int fd, char buffer[], size_t size ) {
-        int ret = answer_header(fd, size);
+#define PLAINTEXT_1WRITE
+#if defined(PLAINTEXT_1WRITE)
+int answer_plaintext( int fd ) {
+        char text[] = "Hello, World!\n";
+        char buffer[512 + sizeof(text)];
+        char * it = buffer;
+        memcpy(it, http_msgs[OK200]->msg, http_msgs[OK200]->len);
+        it += http_msgs[OK200]->len;
+        int len = http_msgs[OK200]->len;
+        int r = snprintf(it, 512 - len, "%d \n\n", sizeof(text));
+        it += r;
+        len += r;
+        memcpy(it, text, sizeof(text));
+        return answer(fd, buffer, len + sizeof(text));
+}
+#else
+int answer_plaintext( int fd ) {
+        char text[] = "Hello, World!\n";
+        int ret = answer_header(fd, sizeof(text));
         if( ret < 0 ) return ret;
-        return answer(fd, buffer, size);
-}
+        return answer(fd, text, sizeof(text));
+}
+#endif
 
 int answer_empty( int fd ) {

benchmark/io/http/protocol.hfa ¶

@@ -16 +16 @@
 int answer_error( int fd, HttpCode code );
 int answer_header( int fd, size_t size );
-int answer_plain( int fd, char buffer [], size_t size );
+int answer_plaintext( int fd );
 int answer_empty( int fd );
 

benchmark/io/http/worker.cfa ¶

@@ -72 +72 @@
                                 if( options.log ) sout | "=== Request for /plaintext ===";
 
-                                char text[] = "Hello, World!\n";
-
-                                // Send the header
-                                int ret = answer_plain(fd, text, sizeof(text));
+                                int ret = answer_plaintext(fd);
                                 if( ret == -ECONNRESET ) break REQUEST;