今天去客户那边做技术交流,客户希望能聊聊nginx和redis两个服务的核心参数及其相关注意事项。宣讲结束后,给客户写了两个小demo脚本,开放给各位,有需要的朋友可以在这个基础上自行集成和丰富。
1、检查redis服务shell脚本
#!/bin/bash
# 获取Redis进程ID
redis_pid=$(pidof redis-server)
# 检查Redis是否在运行中
if [ -z "$redis_pid" ]; then
echo "Redis服务未运行"
exit 1
fi
# 获取Redis的版本信息
redis_version=$(redis-server --version)
# 获取Redis的运行状态信息
redis_status=$(systemctl status redis | grep Active)
# 获取Redis的内存使用情况
redis_memory=$(redis-cli info memory | grep used_memory_human)
# 获取Redis的网络连接情况
redis_clients=$(redis-cli info clients | grep connected_clients)
# 获取Redis的键值对数量
redis_keys=$(redis-cli info keyspace | grep keys)
# 打印获取的Redis信息
echo "Redis服务版本:$redis_version"
echo "Redis服务状态:$redis_status"
echo "Redis内存使用:$redis_memory"
echo "Redis客户端连接数:$redis_clients"
echo "Redis键值对数量:$redis_keys"
2、检查nginx服务的shell脚本:
#!/bin/bash
# 检查nginx进程是否正在运行
nginx_process=$(pgrep nginx)
if [ -z "$nginx_process" ]; then
echo "Nginx进程未运行"
echo "Nginx process is not running"
exit 1
else
echo "Nginx进程正在运行"
echo "Nginx process is running"
fi
# 查询nginx的总请求数
total_requests=$(cat /usr/local/nginx/logs/access.log | awk '{print $7}' | wc -l)
echo "Nginx总请求数:$total_requests"
echo "Total number of Nginx requests: $total_requests"
# 查询nginx的并发连接数
concurrent_connections=$(cat /usr/local/nginx/logs/nginx.pid | wc -l)
echo "Nginx并发连接数:$concurrent_connections"
echo "Number of concurrent Nginx connections: $concurrent_connections"
# 查询nginx的内存使用情况
memory_usage=$(ps aux | grep nginx | grep -v grep | awk '{print $4}')
echo "Nginx内存使用情况:$memory_usage MB"
echo "Nginx memory usage: $memory_usage MB"
# 查询nginx的CPU使用情况
cpu_usage=$(ps aux | grep nginx | grep -v grep | awk '{print $3}')
echo "Nginx CPU使用情况:$cpu_usage%"
echo "Nginx CPU usage: $cpu_usage%"