延庆+山东项目

998-常用脚本/服务器性能/磁盘.sh

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+#!/bin/bash
+
+# 设置测试目录
+TEST_DIR="/var/lib/docker/"
+# 设置大文件和小文件的大小
+LARGE_FILE_SIZE=3G  # 1GB
+SMALL_FILE_SIZE=10M  # 1MB
+LARGE_FILE="${TEST_DIR}/large_test_file"
+SMALL_FILE="${TEST_DIR}/small_test_file"
+
+# 创建测试目录，如果不存在
+mkdir -p "$TEST_DIR"
+
+# 测试大文件读写速度
+echo "开始大文件读写测试..."
+
+# 写入大文件并测量时间
+start_time=$(date +%s.%N)
+dd if=/dev/zero of="$LARGE_FILE" bs=1M count=1024 conv=fdatasync
+end_time=$(date +%s.%N)
+write_time=$(echo "$end_time - $start_time" | bc)
+write_speed=$(echo "scale=2; 1024 / $write_time" | bc)
+
+echo "大文件写入速度: ${write_speed} MB/s"
+
+# 读取大文件并测量时间
+start_time=$(date +%s.%N)
+dd if="$LARGE_FILE" of=/dev/null bs=1M
+end_time=$(date +%s.%N)
+read_time=$(echo "$end_time - $start_time" | bc)
+read_speed=$(echo "scale=2; 1024 / $read_time" | bc)
+
+echo "大文件读取速度: ${read_speed} MB/s"
+
+# 清理大文件
+rm -f "$LARGE_FILE"
+
+# 测试小文件读写速度
+echo "开始小文件读写测试..."
+
+# 写入小文件并测量时间
+start_time=$(date +%s.%N)
+for i in $(seq 1 3); do
+    dd if=/dev/zero of="${TEST_DIR}/small_test_file_$i" bs=1M count=1 conv=fdatasync
+done
+end_time=$(date +%s.%N)
+write_time=$(echo "$end_time - $start_time" | bc)
+write_speed=$(echo "scale=2; 1024 / $write_time" | bc)
+
+echo "小文件写入速度: ${write_speed} MB/s"
+
+# 读取小文件并测量时间
+start_time=$(date +%s.%N)
+for i in $(seq 1 3); do
+    dd if="${TEST_DIR}/small_test_file_$i" of=/dev/null bs=1M
+done
+end_time=$(date +%s.%N)
+read_time=$(echo "$end_time - $start_time" | bc)
+read_speed=$(echo "scale=2; 1024 / $read_time" | bc)
+
+echo "小文件读取速度: ${read_speed} MB/s"
+
+# 清理小文件
+rm -f "${TEST_DIR}/small_test_file_"*
+
+echo "测试完成!"

998-常用脚本/服务器性能/磁盘性能测试.py

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+import os
+import time
+
+def write_large_file(file_path, size_mb):
+    """写入大文件"""
+    with open(file_path, 'wb') as f:
+        f.write(os.urandom(size_mb * 1024 * 1024))  # 写入指定大小的随机数据
+
+def read_large_file(file_path):
+    """读取大文件"""
+    with open(file_path, 'rb') as f:
+        f.read()  # 读取文件内容
+
+def write_small_files(dir_path, num_files, file_size):
+    """写入小文件"""
+    for i in range(num_files):
+        file_path = os.path.join(dir_path, f'small_file_{i}.txt')
+        with open(file_path, 'wb') as f:
+            f.write(os.urandom(file_size))  # 写入指定大小的随机数据
+
+def read_small_files(dir_path, num_files):
+    """读取小文件"""
+    for i in range(num_files):
+        file_path = os.path.join(dir_path, f'small_file_{i}.txt')
+        with open(file_path, 'rb') as f:
+            f.read()  # 读取文件内容
+
+def measure_io(test_type, *args):
+    """测量IO性能"""
+    start_time = time.time()
+    if test_type == 'large_write':
+        write_large_file(*args)
+    elif test_type == 'large_read':
+        read_large_file(*args)
+    elif test_type == 'small_write':
+        write_small_files(*args)
+    elif test_type == 'small_read':
+        read_small_files(*args)
+    end_time = time.time()
+    return end_time - start_time
+
+def main():
+    dir_path = '/var/lib/docker/'  # 修改为你的测试目录
+    large_file_size_mb = 10240  # 大文件大小（MB）
+    small_file_size = 1024  # 小文件大小（字节）
+    num_small_files = 100  # 小文件数量
+
+    # 大文件测试
+    print("开始大文件写入测试...")
+    large_write_time = measure_io('large_write', os.path.join(dir_path, 'large_file.bin'), large_file_size_mb)
+    print(f"大文件写入时间: {large_write_time:.2f}秒")
+    
+    print("开始大文件读取测试...")
+    large_read_time = measure_io('large_read', os.path.join(dir_path, 'large_file.bin'))
+    print(f"大文件读取时间: {large_read_time:.2f}秒")
+
+    # 小文件测试
+    print("开始小文件写入测试...")
+    small_write_time = measure_io('small_write', dir_path, num_small_files, small_file_size)
+    print(f"小文件写入时间: {small_write_time:.2f}秒")
+
+    print("开始小文件读取测试...")
+    small_read_time = measure_io('small_read', dir_path, num_small_files)
+    print(f"小文件读取时间: {small_read_time:.2f}秒")
+
+if __name__ == '__main__':
+    main()