分页: 1/325 第一页1234567891011121314151617181920... 325下页最后页[ 显示模式: 摘要 | 列表 ]

Hadoop监控分析工具Dr.Elephant

[ 2017-01-10 17:24:01 | by 店小二03 ]
公司基础架构这边想提取慢作业和获悉资源浪费的情况,所以装个dr elephant看看。LinkIn开源的系统,可以对基 ...

接口响应时间长的调优经验

[ 2017-01-10 15:18:01 | by 店小二04 ]
随着移动互联网的兴起,海量的终端带来的是数据量的飞速增长,对于存储的需求也随之增长;随之引发的接口响 ...
刚刚过去的这个周末,各位大数据和数据库从业者想必是被MongoDB的“安全事件”给刷屏了,MongoDB作为当前No ...

Rant on Reduction

[ 2017-01-10 15:20:02 | by 店小二03 ]
Tl; Dr: There is too little code reuse in software, particularly at the community level Examp ...
Starting from 1.8.0, Apache Ignite introduced Redis protocol support and implemented a se ...
If you have been thinking of migrating to the cloud, then your DBA or database administrator should ...

redis-sentinel

[ 2017-01-10 15:23:01 | by 店小二03 ]
redis-sentinel: 解决的是主从切换的的问题,其已经被集成在redis2.4+的版本中 过程以及效果: 1): ...
MongoDB databases are being decimated in soaring ransomware attacks that have seen the number of com ...
One of my favorite concepts when thinking about instrumenting a system to understand capacity is wha ...
Over the course of a turbulent week, several hackers were able to break into over 10,500 systems ru ...

Variable size integer encoding

[ 2017-01-10 15:27:02 | by 店小二03 ]
It is a known fact of nature that most integers are small. When transferring data over the network, ...
The other day, I looked at how to provision new Cloudant / CouchDB databases as part of the Auth0 a ...
Berkeley DB是一个嵌入式数据库,适合于管理海量的、简单的数据。 键值对(key/value)数据存储方式使Ber ...
特邀讲座:向赎金说不 MongoDB安全最佳实践 最近关于MongoDB黑客赎金事件刷爆了朋友圈。针对于社区不少 ...

SSH框架和Redis的整合

[ 2017-01-10 15:31:01 | by 店小二03 ]
一个已有的Struts+Spring+Hibernate项目,以前使用MySQL数据库,现在想把Redis也整合进去。 1. 相关Jar文 ...

基于图数据库的可搜索加密

[ 2017-01-10 15:32:01 | by 店小二04 ]
基于图数据库的可搜索加密 田琛 范磊 可搜索加密技术提供了对加密文件的关键词搜索能力,但是无法有效对 ...
引言 每次开篇LZ都会先说一下自己最近很忙,所以才没有时间写博客。这次这些话就不多说了,我们直入主题, ...
Infirst post, i talked about MongoDB briefly and showed howto set up local environment to work with ...
In this 2 part series,I will show you how to use MongoDB as data storage in your ASP.NETCore applica ...
I've been on a role when it comes to JavaScript andCouchbase. Over the past few weeks I've been cre ...
Sqoop与HDFS结合 下面我们结合 HDFS,介绍 Sqoop 从关系型数据库的导入和导出。 Sqoop import 它的功 ...
Hadoop之MapReduceMapReduce:任务切分 ----统计----交换----再次合并---排序map task 和 reduc ...
hadoop之环境配置 1.准备Linux环境; 2.安装JDK; Ubuntu下:apt-get install open-jdk 3.配置环境变量:vi / ...
RnoteforBioinfo:cel下载时找不到下载对象目的:下载所有的cel原始文件 出现问题: tmp=getGEOSuppFiles(GS ...
今天上午(2017年1月7日),我的微信群中同时出现了两个MongoDB被黑掉要赎金的情况,于是在调查这个事的过程 ...
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