Multi-thread - 程序员宅基地

KafkaConsumer is not safe for multi-threaded access

Java Multi-thread Programming

Need to do a async log related task in my job, so I recently studied about Java Multi-thread programming skills. I need to blog what I learnt in the past one week, in case I would forget this knowledg

Python multi-process VS multi-thread （多核CPU利用率）

现在用python开发服务器代码，因此简单对比了一下其multi-process和multi-thread的CPU利用率对比图（top命令），结论：python（cpython）由于GIL的存在无法使用threading充分利用CPU资源，如果服务器为多核，请...

spark streaming 整合kafka 报错 KafkaConsumer is not safe for multi-threaded access

标签：大数据 spark kafka

java.util.ConcurrentModificationException: KafkaConsumer is not safe for multi-threaded access 报错信息如图：代码 object testScala { def main(args: Array[String]): Unit = { val conf = new ...

Geant4 学习笔记（一）：实现multi-thread多线程

简单修改实现Geant4多线程

Multi-threaded slave statistics for channel ''

标签： mysql

Multi-threaded slave statistics for channel '': seconds elapsed = 360; events assigned = 6959105; worker queues filled over overrun level = 0; waited due a Worker queue full = 0; waited due the total ...

Micro Focus COBOL multi-thread programming

This is samples of Micro Focus support multi-thread programming. Step 1: Check multi-thread run-time system CBL_THREAD_SELF API can be used to check whether multi-thread run-time ?

sparkstreaming ConcurrentModificationException: KafkaConsumer is not safe for multi-threaded access

标签： spark kafka 大数据

最近在测试sparkstreaming的时候发现了一个问题,记录一下环境 spark 2.x, kafka_0.10.x 示例代码: val ssc: StreamingContext = new StreamingContext(sparkSession.sparkContext,Seconds(5)) ...

多线程（Multi-threading）和并行程序（Parallel Programming）详解

标签：多线程编程语言

Multi-threading and Parallel Programming什么是线程（thread）？什么是进程（process）？线程池线程的描述性编程表示深入多线程大量的多线程应用程序Google Chrome 多线程是一种广泛的编程和执行模型，该模型允许...

multi-thread_programming_guide

标签： thread

multithread programming

Micro Focus COBOL multi-thread solution

There are 4 solution to support multi-thread program; it's depend on customer's requirement which one can be used properly.(Details from MF document) To launch a multi-thread program, please ...

multi-threaded_processing:Linux环境下的多线程处理测试

标签： C

线程是通过以下方法创建的线程基于clone(2)的轻量级进程源代码列表[1] 基于 clone(2) 的程序2process.c /*基于克隆的2进程程序*/ nprocess.c /*基于克隆的4进程程序*/ [2]基于pthread的程序： singleThread.c /*...

Tensorflow并行计算：多核(multicore)，多线程(multi-thread)，计算图分割(Graph Partition)

简介利用tensorflow训练深度神经网络模型需要消耗很长时间，因为并行化计算就为提升运行速度提供了重要思路。Tensorflow提供了多种方法来使程序的并行运行，在使用这些方法时需要考虑的问题有：选取的计算设备是...

Kafka consumer多线程下not safe for multi-threaded access问题

标签： java kafka

Kafka consumer多线程下的commit问题默认配置下kafka consumer的offset的commit是自动的，如需改成手动提交可以修改参数：enable.auto.commit = false 在手动提交offset的模式下，只需要执行kafkaConsumer.commit...

Multi-threaded (/MT) 和Multi-threaded DLL (/MD)的区别

标签： WINCE VS2005

Multi-threaded (/MT) 和Multi-threaded DLL (/MD). 这两个选项有以下区别：在连接动态库的时候，如果选择Multi-threaded (/MT)，那么动态库是被编译到程序中去的，也就是说程序发布的时候，

ActivePerl-5.6.1.626-MSWin32-x86-multi-thread.zip

标签： perl

这个版本很好用,现在官方网络上找不到了.

java.util.ConcurrentModificationException: KafkaConsumer is not safe for multi-threaded access

java.util.ConcurrentModificationException: KafkaConsumer is not safe for multi-threaded access 解决：在代码中开启checkpoint机制即可 // 5.开启checkpoint机制 ssc.checkpoint("hdfs://bigdata01:9...

linux-thread.rar_linux multi thread_linux thread_thread_thread l

标签： linux_multi_thread linux_thread thread thread_linux

linux 下多线程编程，内容很实用的。

【Kafka】KafkaConsumer is not safe for multi-threaded access

标签： kafkaConsumer not safe multi-threaded

Exception in thread “Thread-10” java.util.ConcurrentModificationException: KafkaConsumer is not safe for multi-threaded access at org.apache.kafka.clients.consumer.KafkaConsumer.acquire(Kafka...

PRIMAL: Pathfinding via Reinforcement and Imitation Multi-Agent Learning 代码解析

标签： python tensorflow 深度学习

PRIMAL: Pathfinding via Reinforcement and Imitation Multi-Agent Learning 论文代码运行笔记

严重: Error waiting for multi-thread deployment of directories to completehostConfig.deployWar=...

如果是tomcat 直接在windows-->preferences-->tomcat x（x：你使用的版本）-->jdk-->optional java vm arguments 里面填写 -Xms64m -Xmx256m 最大一般是内存的 1/4

关于VC++调试项 Multi-threaded Debug DLL的问题。

标签： VC++调试选项 c++调试

正确的做法是，如果在调试环境下，应将每个工程的这一项都设置成统一项，如都设置成：Multi-threaded Debug DLL。设置路径：右键工程->属性->配置属性->C++->Code Generation->Runtime Libr.

multi-stream SSD 介绍

NVMe Multi-stream 1. 原理介绍 1.1. flash 写操作在介绍 multi-stream 之前，首先简单介绍一下 flash 写操作的特性。 SSD 中写操作（write）的单元为 page，page 的大小通常为 2 ~ 64 KB NAND flash 在对 page 写...

Flask 之 ValueError: cannot have a multithreaded and multi process server.

之前启动项目一直起不来，报cannot have a multithreaded and multi process server.的错误，查看了很多资料，都是说 flask 的加载过程，一直没有找到解决方案，后来发现是版本问题 pip install flask 的版本是 ...

Multi-Thread Programming Resources for Game Engine

From http://www.geeks3d.com/20100418/game-engine-multi-threading-programming-resources/ Here is a collection of links that can be useful for multithreaded programming. Threads creation, data ...

ValueError: cannot have a multithreaded and multi process server

标签： python 报错

最近再写一个flask项目中需要用到框架本身自带的多进程，于是就设置processes=n但是运行后就报了这个错误，上网没有找到，于是就看了下官方文档，终于找到了解决方法就是将processes=True然后就可以使用flask框架的...

Error while bringing up minion for multi-master.

标签：运维 linux

2020-09-01 19:45:08,062 [salt.minion :1045][ERROR ][16535] Error while bringing up minion for multi-master. Is master at 10 .0.0.22 responding? 2020-09-01 19:45:27,830 [salt.minion :996 ][ERROR ]...

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