From 988630f985f426954fd6cfa8b176873e1d716d09 Mon Sep 17 00:00:00 2001
From: romenskiy <romensky@ivk.ru>
Date: Thu, 19 Jun 2025 11:59:20 +0300
Subject: [PATCH] =?UTF-8?q?=D0=9C=D0=B8=D0=BD=D0=B8=D0=BC=D0=B0=D0=BB?=
 =?UTF-8?q?=D1=8C=D0=BD=D1=8B=D0=B9=20=D1=82=D0=B5=D1=81=D1=82=20=D1=81=20?=
 =?UTF-8?q?0x00000000,=200xFFFFFFFF,=200xAAAAAAAA,=200x55555555=20=D0=B8?=
 =?UTF-8?q?=20=D0=B8=D0=BD=D0=BA=D1=80=D0=B5=D0=BC=D0=B5=D0=BD=D1=82=D0=B0?=
 =?UTF-8?q?=D1=86=D0=B8=D0=B5=D0=B9?=
MIME-Version: 1.0
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---
 .gitignore |  7 +++++
 main.c     | 77 +++++++++++++++++++++++++++++++++++++++++++++++++++---
 2 files changed, 81 insertions(+), 3 deletions(-)
 create mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d5392cc
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,7 @@
+build/
+.kdev4/
+*~
+*.kdev4
+
+
+
diff --git a/main.c b/main.c
index 66f31f8..e14d33f 100644
--- a/main.c
+++ b/main.c
@@ -1,8 +1,79 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <time.h>
+#include <unistd.h>
+#include <sys/mman.h>
+#include <errno.h>
 
-int main(int argc, char *argv[])
-{
-    puts("Hello, World!");
+#define BLOCK_SIZE (1024ULL*1024ULL*1024ULL*8) 
+
+uint32_t test_patterns[] = {0x00000000, 0xFFFFFFFF, 0xAAAAAAAA, 0x55555555};
+
+void fill_pattern(uint32_t *buf, size_t words, uint32_t pattern) {
+    for (size_t i = 0; i < words; i++) {
+        buf[i] = pattern;
+    }
+}
+
+void fill_increment(uint32_t *buf, size_t words) {
+    for (size_t i = 0; i < words; i++) {
+        buf[i] = (uint32_t)i;
+    }
+}
+
+int check_pattern(uint32_t *buf, size_t words, uint32_t pattern) {
+    int errors = 0;
+    for (size_t i = 0; i < words; i++) {
+        if (buf[i] != pattern) {
+            printf("Ошибка в тесте %zu: должен быть: 0x%08X, фактический: 0x%08X\n", i, pattern, buf[i]);
+            errors++;
+            if (errors > 10) break;
+        }
+    }
+    return errors;
+}
+
+int main() {
+    if (mlockall(MCL_CURRENT | MCL_FUTURE) != 0) {
+        perror("mlockall ошибка!\nВозможно недостаточно прав!\n");
+        return 1;
+    }
+    size_t words = BLOCK_SIZE / sizeof(uint32_t);
+    uint32_t *mem = malloc(BLOCK_SIZE);
+    if (!mem) {
+        perror("Память выделена!");
+        return 1;
+    }
+
+    // Основные паттерны 0x00000000, 0xFFFFFFFF, 0xAAAAAAAA, 0x55555555
+    for (size_t p = 0; p < sizeof(test_patterns)/sizeof(test_patterns[0]); ++p) {
+        printf("Запушен патерн 0x%08X\n", test_patterns[p]);
+        fill_pattern(mem, words, test_patterns[p]);
+        printf("Жду\n");
+        usleep(10000000);
+        printf("Проверяю\n");
+        int err = check_pattern(mem, words, test_patterns[p]);
+        if (err == 0) printf("OK\n");
+        else printf("Errors: %d\n", err);
+    }
+
+    // Инкремент
+    printf("Запушен патерн инкрементации\n");
+    fill_increment(mem, words);
+    usleep(10000000);
+    int err = 0;
+    for (size_t i = 0; i < words; i++) {
+        if (mem[i] != (uint32_t)i) {
+            printf("Ошибка в тесте %zu: должен быть: 0x%08X, фактический: 0x%08X\n", i, (uint32_t)i, mem[i]);
+            err++;
+            if (err > 10) break;
+        }
+    }
+    if (err == 0) printf("OK\n");
+    else printf("Errors: %d\n", err);
+
+    free(mem);
     return 0;
 }