问题描述:2022-10-21 17:26:57`SEVERE`io.prometheus.jmx.shaded.io.prometheus.jmx.JmxCollector`io.prometheus.jmx.shaded.io.prometheus.jmx.JmxCollector collect`JMX scrape failed: java.io.IOException: Failed to retrieve RMIServer stub: javax.naming.NoIni...
...g. So I decided to make a demo or an example for better understanding. TCP Connection Reuse When I saw the TCP connection reuse, I had a lot of questions in my head. For instances, how do I know i...
使用场景 假设我们有一个数据库连接管理类: class ConnectionManager { private static Connection connect = null; private static String url = System.getProperty(URL); public static Connection openConnection() { ...
...,一直循环。 代码实现 首先我们有一个空实现的连接类Connection @Data static class Connection { private String connectionName; public Connection(String connectionName) { this.connectionName = connectionName;...
... //模拟查询id为2的信息 String id = 2; Connection connection = UtilsDemo.getConnection(); String sql = SELECT * FROM users WHERE id = ?; PreparedStatement prepare...
...我发现了它是如何实现了 mysql 的异步操作。 tormysql.client.connect() ... def connect(self): # 入口函数 # 设置 future 占位符 future = Future() # 定义回调函数 def on_connected(connection_future): if conn...
...ture 对象,以便在函数外部增加别的 callback fetch_impl def _connection_class(self): return _HTTPConnection def _handle_request(self, request, release_callback, final_callback): self._connecti...
... $child[] = $pid; } else if ($pid == 0) { $link = mysqli_connect(localhost,root,root,yii2advanced); $start = ($i-1)*$per + 1; $end = $start + $per; for($...
...有一个Manager类,主要实现了容器实例化,DatabaseManager和ConnectionFactory的实例化 Connectors 里面包含了四种DB的链接器:MySQLConnector,PostgresConnector,SQLiteConnector,SqlServerConnector,是主要的组件之一,用来CRUD时链接对应的DB Console 该文...
ChatGPT和Sora等AI大模型应用,将AI大模型和算力需求的热度不断带上新的台阶。哪里可以获得...
大模型的训练用4090是不合适的,但推理(inference/serving)用4090不能说合适,...
图示为GPU性能排行榜,我们可以看到所有GPU的原始相关性能图表。同时根据训练、推理能力由高到低做了...