C#操作Memcached

memcached客户端库

.Net memcached client
https://sourceforge.net/projects/memcacheddotnet

.Net 2.0 memcached client
http://www.codeplex.com/EnyimMemcached

Client developed in .NET 2.0 keeping performance and extensibility in mind. (Supports consistent hashing.)
http://www.codeplex.com/memcachedproviders

BeIT Memcached Client (optimized C# 2.0)
http://code.google.com/p/beitmemcached

 

            int runs = 100;
            int start = 200;
            if(args.Length > 1)
            {
                runs = int.Parse(args[0]);
                start = int.Parse(args[1]);
            }

            string[] serverlist = { "192.168.0.191:11211" };//可以添加多个服务器

            //为服务器初始化IO连接池 initialize the pool for memcache servers
            SockIOPool pool = SockIOPool.GetInstance();
            pool.SetServers(serverlist);
            pool.InitConnections = 3;
            pool.MinConnections = 3;
            pool.MaxConnections = 5;

            pool.SocketConnectTimeout = 1000;
            pool.SocketTimeout = 3000;

            pool.MaintenanceSleep = 30;
            pool.Failover = true;

            pool.Nagle = false;
            pool.Initialize();
//            SockIOPool pool = SockIOPool.Instance;
//            pool.Servers = serverlist;
//            pool.InitConn = 5;
//            pool.MinConn = 5;
//            pool.MaxConn = 50;
//            pool.MaintSleep = 30;
//            pool.SocketTO = 1000;
//            pool.Nagle = false;
//            pool.Initialize();


            //建立一个客户端实例
            MemcachedClient mc = new MemcachedClient();
            mc.EnableCompression = false;
//            MemcachedClient mc = new MemcachedClient();
//            mc.CompressEnable = false;
//            mc.CompressThreshold = 0;
//            mc.Serialize = true;

            string keyBase = "testKey";
            string obj = "这是缓存的内容，如果很大，注意序列化的开销。也可以压缩后传输。东莞市长安镇图书馆。";

            long begin = DateTime.Now.Ticks;
            for(int i = start; i < start+runs; i++) 
            {
                //写入缓存
                mc.Set(keyBase + i, obj);
            }
            long end = DateTime.Now.Ticks;
            long time = end - begin;

            Console.WriteLine(runs + " sets: " + new TimeSpan(time).ToString() + "ms");

            begin = DateTime.Now.Ticks;
            int hits = 0;
            int misses = 0;
            for(int i = start; i < start+runs; i++) 
            {
                //读缓存
                string str = (string) mc.Get(keyBase + i);
                if(str != null)
                    ++hits;
                else
                    ++misses;
            }
            end = DateTime.Now.Ticks;
            time = end - begin;

            Console.WriteLine(runs + " gets: " + new TimeSpan(time).ToString() + "ms");
            Console.WriteLine("Cache hits: " + hits.ToString());
            Console.WriteLine("Cache misses: " + misses.ToString());
            //枚举服务器的状态
            IDictionary stats = mc.Stats();
            foreach(string key1 in stats.Keys)
            {
                Console.WriteLine(key1);
                Hashtable values = (Hashtable)stats[key1];
                foreach(string key2 in values.Keys)
                {
                    Console.WriteLine(key2 + ":" + values[key2]);
                }
                Console.WriteLine();
            }

            SockIOPool.GetInstance().Shutdown();
            Console.ReadLine();