How to delete a large number of documents in ES

Posted on 2018-03-08 | Post modified | In ElasticSearch | | Visitors

Words count in article 1361 | Reading time 6

es删除大量文档.

Build Kubernetes[k8s] cluster

Posted on 2018-01-09 | Post modified | In Kubernetes | | Visitors

Words count in article 1472 | Reading time 7

k8s集群搭建过程记录以及碰到的问题并给出解决方案。

Exception that iptables failed from docker container

Posted on 2017-12-27 | Post modified | In Docker | | Visitors

Words count in article 274 | Reading time 1

docker容器启动异常提示iptables failed:iptables --wait -t filter -A DOCKER

Spark performance optimization[repost]

Posted on 2017-12-25 | Post modified | In Spark | | Visitors

Words count in article 36 | Reading time 0

Spark性能调优。从四个方面着手：开发调优、资源调优、数据倾斜调优、shuffle调优.。开发调优和资源调优是所有Spark作业都需要注意和遵循的一些基本原则，是高性能Spark作业的基础；数据倾斜调优，主要讲解了一套完整的用来解决Spark作业数据倾斜的解决方案；shuffle调优，面向的是对Spark的原理有较深层次掌握和研究的同学，主要讲解了如何对Spark作业的shuffle运行过程以及细节进行调优。