日期之间的任何差异都超过阈值

# 示例：在Linux系统上使用NTP同步时钟
sudo apt-get install ntp
sudo systemctl enable ntp
sudo systemctl start ntp

import time

def process_data():
    start_time = time.time()
    # 模拟数据处理
    time.sleep(2)
    end_time = time.time()
    print(f"Processing time: {end_time - start_time} seconds")

process_data()

import logging

logging.basicConfig(filename='app.log', level=logging.INFO)

def log_event(event_name):
    logging.info(f"{event_name} at {time.time()}")

log_event("Data processing started")
# 执行数据处理
log_event("Data processing completed")

# 示例：定期检查和修正系统时间的脚本
#!/bin/bash
current_time=$(date +%s)
expected_time=$(curl -s http://worldtimeapi.org/api/ip | jq -r '.unixtime')
if (( current_time - expected_time > 60 )); then
    sudo date -s "@$expected_time"
fi