Cool interface and powerful function! This Linux performance real-time monitoring tool is super easy to use! Old Smith, do it!

For the maintenance and management of Linux system, its performance monitoring is very important, especially the real-time monitoring data. This data is helpful for us to judge the load pressure of the server, adjust the resource allocation in time, and better serve the business. So today, the migrant worker brother gives you a Linux performanc ...

Posted by pido on Sun, 15 May 2022 13:19:02 +0300

Complete installation of Hadoop (and network disk data)

##Hadoop installation (please leave a message for advice on the inadequacies of the first learning experience) Environment tools (VMware, MobaXterm, CentOS7, JDK8, Hadoop 2.9.2) The required tool environment can be extracted in this link Link: https://pan.baidu.com/s/1VCXtS6fm6YvHMtBFrgNx6Q Extraction code: xpgu 1, VMware installation The i ...

Posted by CrusaderSean on Sun, 15 May 2022 07:54:17 +0300

Alink ramble: cluster evaluation of source code analysis

Alink ramble (22): cluster evaluation of source code analysis 0x00 summary Alink is a new generation of machine learning algorithm platform developed by Alibaba based on Flink, a real-time computing engine. It is the first machine learning platform in the industry to support batch algorithm and streaming algorithm at the same time. This a ...

Posted by chenci on Sat, 14 May 2022 16:31:35 +0300

CentOS 7 installs hadoop, configures eclipse and hdfs file system interfaces - run case tests

CentOS 7 installs hadoop, configures eclipse and hdfs file system interfaces - run case tests I have written three blogs before. This is the last and most important step. Today, let's talk about eclipse docking hadoop Please read the first three blogs before reading this blog hadoop,eclipse and jdk have been installed here Install Hadoop ecl ...

Posted by deregular on Sat, 14 May 2022 05:14:39 +0300

The only way for data development - data tilt

foreword Data skew is the most common problem in data development, and it is also a question that must be asked in interviews. So why is the data skewed? When will data skew occur? and how to solve it? What is data skew: The essence of data skew is uneven data distribution. Some tasks process a large amount of data, which leads to a longe ...

Posted by Paris! on Fri, 13 May 2022 21:01:37 +0300

CloudStack+KVM virtual machine deployment test detailed process

catalogue Basic introduction Deployment preparation Start deployment 1. View and modify virtual machine network 2. Create a manager node 2. Configure the manage node 2. Clone as agent node 3. Configure NFS service 4. Install MySQL service 5. Set up network bridging 6. Install CloudStack (1) Network source (2) Local source 7. Confi ...

Posted by cinos11 on Fri, 13 May 2022 10:10:52 +0300

dsg_08 serialization system

Serialization The purpose of serialization is to reduce the load of the network Serialization technology: google protobuf avro java built-in serialization Relatively speaking, java serialization is worse than google protobuf and google protobuf Download protocol-2.5.0-win32 zip Design object Description object Compile description Im ...

Posted by Xster on Fri, 13 May 2022 05:58:34 +0300

Hadoop foundation-11-user behavior log analysis

For the source code, see: https://github.com/hiszm/hadoop-train User behavior log overview Records of each search and click by the user Historical behavior data, from historical orders ==>Then make recommendations / so as to improve the conversion of users (the ultimate goal) Log content 20979872853^Ahttp://www.yihaodian. com/1/? typ ...

Posted by liza on Thu, 12 May 2022 19:03:16 +0300

Data prediction -- the thought and practice of user loss income prediction

premise The demand related to data prediction is received for the first time. It can be said that it has something to do with "data mining", rather than the conventional data retrieval, query and export of duplicate disk. Therefore, it is still more motivated and interested to try to realize this demand. Because I haven't systematical ...

Posted by aboyd on Thu, 12 May 2022 15:10:28 +0300

Hadoop environment construction

Hadoop environment construction The download problem of hadoo and jdk: if it is downloaded to windows, it needs to be moved to the virtual machine. Just drag and drop to move files. If the drag and drop fails, you need to use remote connection software to complete the file upload, which is recommended here. Installation and use of MobaXterm: ht ...

Posted by PaulRyan on Thu, 12 May 2022 13:43:09 +0300