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apache hadoop 编译,支持snappy bzip2 openssl zlib lz4

笔者的操作系统是centos6.8-64b # 需要支持如下本地库 hadoop checknative 17/12/13 14:32:15 INFO bzip2.Bzip2Factory: Successfully loaded & initialized native-bzip2 library system-na...

2017/12/13 13:57
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linux 系统安装-初步优化

Base System Base Compatibility libraries debugging tools Dial-up Networking support (rz lz) Hardware monitoring utlities Performance Tools Development...

2017/09/18 22:25
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jvisualvm btrace 实践,在线调试java程序

btrace 代码热替换技术

2016/08/03 23:30
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阿里云 No route to host

sudo iptables -F

10/18 11:07
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spring boot-The temporary upload location [/] is not valid

The temporary upload location [/tmp/tomcat.8773389681170535777.8031/work/Tomcat/localhost/ROOT] is not valid 这个路径在/tmp下,会被系统删除。 配置下 server.tomcat.basedir=/home/...

log4j2参数从springboot配置文件中读取

public static void main(String[] args) { // ConfigurableApplicationContext ac = // SpringApplication.run(Main.class, args); // 使用下一行代码替换 ConfigurableApplicat......

linux7 mongodb install

vim /etc/yum.repos.d/mongodb-org-3.4.repo [mongodb-org-3.4] name=MongoDB Repository baseurl=https://repo.mongodb.org/yum/redhat/$releasever/mongodb-org/3.4/x86_64/ gpgcheck=1 en...

09/27 14:10
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parity

参考 原文出处 参考 ip 192.168.0.182 配置 /root/.local/share/io.parity.ethereum 配置详情 [root@node0 io.parity.ethereum]# vim config.toml [parity] db_path = "/home/eth/eth-data"...

09/12 21:28
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dns相关

查看域名是否配置成功 nslookup -qt=mx 域名 ping 域名,有对应的IP A记录:将域名指向一个IPv4地址(例如:10.10.10.10),需要增加A记录 CNAME记录:如果将域名指向一个域名,实现与被指向...

08/05 12:59
1
aws

链接aws-ec2

08/01 11:10
1
elasticsearch 5.6.10

cd ~/setups wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-5.6.10.zip unzip elasticsearch-5.6.10.zip -d /usr/local/ cd /usr/local/ ln -s elasticsearch-5...

07/24 10:11
77
mysql5.7.17 64 centos7

下载mysql5.7.17_64 wget http://mirrors.sohu.com/mysql/MySQL-5.7/mysql-5.7.17-linux-glibc2.5-x86_64.tar.gz 其他版本见:http://mirrors.sohu.com/mysql/MySQL-5.7/ 删除默认安装的mys...

fiddle 4 初始化

下载 配置fiddle 4 如果证书导出失败,执行下面脚本 D:\programs\Fiddler>makecert.exe -r -ss my -n "CN=DO_NOT_TRUST_FiddlerRoot, O=DO _NOT_TRUST, OU=Created by http://www.fiddler2.c...

07/20 20:50
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centos7常用命令

修改hostname vim /etc/sysconfig/network HOSTNAME=node1 # 修改为node1 同时 hostnamectl set-hostname...

07/17 08:53
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java VisualVM

jvisualVM 插件中心迁移:https://visualvm.github.io/pluginscenters.html https://visualvm.github.io/archive/uc/8u121/updates.html jconsole plugins JTop 或 jconsole plugins JTop......

07/15 18:55
5
scp

[root@bridge keys]# scp -i bitdao_dev.pem -r /usr/local/rocketmq user@ip:/home/ec2-user/setups/...

06/26 15:47
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实用的命令

下面两个命令适用 完全内网,且都是命令行模式,且端口封闭的网络。可以用这两个命令实现命令行上的浏览器界面。 lynx links

06/14 11:18
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区块链相关好文

https://www.cnblogs.com/sanghai/p/7608701.html https://github.com/ethereum/wiki/wiki/JSON-RPC solidity 教学游戏:https://cryptozombies.io/zh/course RLP: https://ethfans.org/pos...

06/11 19:13
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区块链相关链接

http://truffleframework.com/ganache/ https://cryptozombies.io

06/06 11:18
7

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