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Linux 企业级应用， Linux 服务器安装， Linux 系统维护， Redhat Linux, OpenSUSE ， Linux 培训, Ubuntu 系统管理员, Linux SA, Ubuntu, Server, System Install, Linux Tips, MySQL, HPC, HA,
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Linux的企业级应用,LAMP, Linux,Apache,MySQL, Php | linuxdict.com Reviews
https://linuxdict.com
Linux 企业级应用， Linux 服务器安装， Linux 系统维护， Redhat Linux, OpenSUSE ， Linux 培训, Ubuntu 系统管理员, Linux SA, Ubuntu, Server, System Install, Linux Tips, MySQL, HPC, HA,
Welcome to Andy's Blog
You are right, absolute path is needed if I run…. Written by Andy Han. Aha Hmm. seems if you use RCD like ./some directory will…. Apache Spark with CDH 4.7.1. Linux 内存 buffer 和 cache 的区别. Solr Cloud with Mutil Cores. Redis master slave setup with sentinel. Solr startup slow wait at SolrSuggester build(). Iptables and ipset on CentOS6. Access denied for user xxx by PAM account configuration. Cron job not running - c queue max run limit reached. Crontab: error on previous line; number out of bounds.
linuxdict.com
OS Tuning tips for Hadoop Cluster | Linux in EnterPrise
http://www.linuxdict.com/2015-07-os-tuning-tips-for-hadoop-cluster
Focus in Linux, LAMP, Mail, Cluster Arch(ENterprise Linux Apache MySQL Php). Laquo; Migrate existing hadoop to CDH. Fixed) sqoop import from Oracle to Hive throw Heap size error. OS Tuning tips for Hadoop Cluster. Update permanently , edit /etc/sysctl.conf and add following line:. 2Filesystem remount with noatime. Mount -o remount,noatime /dataX. Update permanently , edit /etc/fstab. Dev/sdxx /dataX ext4 defaults,noatime 1 1. 3Turn off reserved disk for HDFS disks. Sudo tune2fs -m 0 /dev/sdcX. Most Linux...
linux | Linux in EnterPrise
http://www.linuxdict.com/category/linux
Focus in Linux, LAMP, Mail, Cluster Arch(ENterprise Linux Apache MySQL Php). Archive for category linux. When openssh will kick out idle users? When reading CIS security baseline. it mentions following lines:. Having no timeout value associated with a connection could allow an unauthorized user access to another user’s ssh session (e.g. user walks away from their computer and doesn’t lock the screen). Setting a timeout value at least reduces the risk of this happening. According to man sshd config. I mig...
lvm | Linux in EnterPrise
http://www.linuxdict.com/tag/lvm
Focus in Linux, LAMP, Mail, Cluster Arch(ENterprise Linux Apache MySQL Php). Howto: Restore VG with LVM backup. Like cbr in VxVM, LVM has also backup in /etc/lvm/archive/, so if you accidentally remove VG, or VG got destroyed. you can try following procedure. Note: better do disk2disk copy before doing following. No grantee for your data. Root@mytesthost: ]# cd /etc/lvm/archive/. Root@mytesthost:/etc/lvm/archive]# ls -lart . Rw——- 1 root root 919 Oct 22 13:34 VG-data 00000-1897227548.vg. Andy, Li Blog.
Ubuntu | Linux in EnterPrise
http://www.linuxdict.com/tag/ubuntu
Focus in Linux, LAMP, Mail, Cluster Arch(ENterprise Linux Apache MySQL Php). Ubuntu tips: grub rescue and apparmor. Installed Ubuntu on Old laptop for testing new thing like Docker. met 2 issue. Issue 1. Update the disk partition table caused the grub confused. I have 4 slice of my harddisk, /dev/sda1 for Windows. /dev/sda5 for windows 2nd partition. /dev/sda6 for Ubuntu./dev/sda7 for Ubuntu swap. Fix: grub rescue ls. Read the rest of this entry ». Grub2: fix dual boot issue. Set the /boot/grub path.
bigdata | Linux in EnterPrise
http://www.linuxdict.com/tag/bigdata
Focus in Linux, LAMP, Mail, Cluster Arch(ENterprise Linux Apache MySQL Php). Fixed) sqoop import from Oracle to Hive throw Heap size error. If you use CDH and Sqoop. you probably met following issue:. 15/08/07 15:21:55 INFO manager.SqlManager: Using default fetchSize of 1000. 15/08/07 15:21:55 INFO tool.CodeGenTool: Beginning code generation. 15/08/07 15:21:56 INFO manager.OracleManager: Time zone has been set to GMT. At java.lang.reflect.Array.newArray(Native Method). Client Java Heap Size in Bytes.
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Bash Magic « Hey! Linux.
http://heylinux.com/archives/3668.html
Whatever is worth doing is worth doing well. Http:/ www.cnblogs.com/wangbin/archive/2011/10/11/2207179.html. Http:/ www.programgo.com/article/84763718594/. Dong@idc1-server1 ]$ cat magic.sh echo $# #参数个数 echo $* #所有参数 echo $@ #所有参数 echo $? 上次执行命令返回值 echo $ #当前shell的进程标识符 /bin/true and #用&将一个命令放到后台执行 echo $! 最后一个用&后台执行的命令的进程标识符 echo $0 #当前shell脚本的名称 echo $1 #第一个参数 args=$# #将args赋值为参数个数 echo ${! Dong@idc1-server1 ]$ cat magic.sh #! No" ] & echo "cool.1" #脆弱的实现，当var无定义时会报告语法错误 [ $num -ne 5 ] & echo "yea...
Site Map « Hey! Linux.
http://heylinux.com/sitemap
Whatever is worth doing is worth doing well. 七月 28th, 2015. Hadoop运维笔记 之 CDH5.0.0升级到CDH5.3.0. 五月 8th, 2015. 五月 19th, 2014 (2). 四月 17th, 2014 (2). 一月 11th, 2014 (6). 十二月 11th, 2013 (4). 十二月 2nd, 2013 (5). 十二月 2nd, 2013. 十二月 2nd, 2013. 十二月 2nd, 2013 (4). 十二月 2nd, 2013 (1). 十一月 23rd, 2013. 六月 26th, 2013 (10). 五月 14th, 2013 (1). 五月 10th, 2013. 五月 6th, 2013 (1). 在 CentOS 上部署 GitLab (自托管的Git项目仓库). 四月 10th, 2013 (8). 三月 3rd, 2013. 二月 27th, 2013. 一月 8th, 2013 (1). 一月 7th, 2013. 一月 6th, 2013 (2). 五月 30th, 2012.
EC2 « Hey! Linux.
http://heylinux.com/archives/tag/ec2
Whatever is worth doing is worth doing well. Http:/ docs.aws.amazon.com/AmazonVPC/latest/UserGuide/VPC Scenario2.html. 1 在安全方面，通过构建一个VPC网络，能够将几乎所有的服务器都部署在一个私有网络中，每台服务器都只有一个私网IP，不需要直接面对公网 而直接面对公网的，则主要是负载均衡与VPN 在这样的一个网络架构中，我们也可以很容易的限制所有服务器的访问入口权限，那就是，每一个需要访问服务器的用户，都需要首先登陆VPN服务器，然后再通过内网IP与内网DNS域名解析服务来访问所有的服务器. 1 在VPC Dashboard当中，选择Your VPCs，点击Create VPC，创建一个VPC. 5 选择Subnets，点击Create Subnet，创建一个Public Subnet. 7 选择Route Tables，将默认的Main路由表命名为private local nat，并将这个路由表绑定到Private Subnet上. This file controls the s...
HDFS « Hey! Linux.
http://heylinux.com/archives/tag/hdfs
Whatever is worth doing is worth doing well. Hadoop运维笔记 之 CDH5.0.0升级到CDH5.3.0. Hadoop: http:/ www.cloudera.com/content/cloudera/en/documentation/core/v5-3-x/topics/cdh ig earlier cdh5 upgrade.html? Oozie: http:/ www.cloudera.com/content/cloudera/en/documentation/core/v5-3-x/topics/cdh ig oozie upgrade.html. Hive: http:/ www.cloudera.com/content/cloudera/en/documentation/core/v5-3-x/topics/cdh ig hive upgrade.html. Mkdir /root/cdh530 upgrade from 500. Cd /root/cdh530 upgrade from 500. Ansible-playbook - p...
Sys Adm
http://www.andyhan.net/index.php/sys-adm
Subscribe to this RSS feed. Thursday, 25 February 2016 05:40. Add mongodb monitoring into zabbix. Written by Andy Han. Tuesday, 22 December 2015 01:33. How to check if NUMA is enabled. Written by Andy Han. Wednesday, 11 November 2015 09:46. Check ulimit of a running process. Written by Andy Han. Monday, 12 October 2015 05:51. Sftp openssh chroot 配置 ubuntu. Written by Andy Han. Friday, 07 August 2015 03:32. Written by Andy Han. Wednesday, 05 August 2015 08:11. Run a command under a certain user.
Displaying items by tag: HA
http://www.andyhan.net/index.php/component/k2/itemlist/tag/HA
Displaying items by tag: HA. Thursday, 27 September 2012 02:53. VCS doesn't online the resource after resource offline unexpectly. Monday, 10 October 2011 06:16. VCShmg service group introduced in VCS. Contact me at [email protected].
Displaying items by tag: Network
http://www.andyhan.net/index.php/component/k2/itemlist/tag/Network
Displaying items by tag: Network. Thursday, 24 January 2013 03:53. Add permanent route on Linux. Saturday, 03 December 2011 08:31. Saturday, 03 December 2011 08:29. Contact me at [email protected].
Displaying items by tag: Cache
http://www.andyhan.net/index.php/component/k2/itemlist/tag/Cache
Displaying items by tag: Cache. Friday, 24 February 2012 02:20. How To Flush Linux / UNIX DNS Cache. Thursday, 06 October 2011 00:49. How to Clear Browser's Cache. Wednesday, 31 August 2011 08:34. Nscd - name service cache daemon. Contact me at [email protected].
AWS « Hey! Linux.
http://heylinux.com/archives/tag/aws
Whatever is worth doing is worth doing well. Http:/ docs.aws.amazon.com/AmazonVPC/latest/UserGuide/VPC Scenario2.html. 1 在安全方面，通过构建一个VPC网络，能够将几乎所有的服务器都部署在一个私有网络中，每台服务器都只有一个私网IP，不需要直接面对公网 而直接面对公网的，则主要是负载均衡与VPN 在这样的一个网络架构中，我们也可以很容易的限制所有服务器的访问入口权限，那就是，每一个需要访问服务器的用户，都需要首先登陆VPN服务器，然后再通过内网IP与内网DNS域名解析服务来访问所有的服务器. 1 在VPC Dashboard当中，选择Your VPCs，点击Create VPC，创建一个VPC. 5 选择Subnets，点击Create Subnet，创建一个Public Subnet. 7 选择Route Tables，将默认的Main路由表命名为private local nat，并将这个路由表绑定到Private Subnet上. This file controls the s...
Linux&Unix « Hey! Linux.
http://heylinux.com/archives/category/linuxunix
Whatever is worth doing is worth doing well. Https:/ oozie.apache.org/docs/4.0.0/WebServicesAPI.html. 于是，我们通常都会通过Oozie Web Console去Troubleshooting，但是整个过程并不方便，在研究了Oozie API之后，我写了一个脚本来自动化的帮我们完成绝大部分的Troubleshooting步骤。 1 获取整个Workflow所有步骤的信息，通常的状态有 OK,RUNNING,FAILED,KILLED,ERROR. 2 对FAILED,KILLED,ERROR状态的步骤，首先获取其consoleUrl，然后进一步获取更有价值的logsLinks，同时打印相关的调试信息，并导出该步骤的相关XML配置文件. 脚本地址 https:/ github.com/mcsrainbow/python-demos/blob/master/demos/debug oozie job.py. Tue, 24 May 2016 02:50:19 GMT'. Global # /etc/sysco...
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Диета
Поваренная соль для нас это неотъемлемый ингредиент при приготовлении большинства блюд. Но именно этот продукт порой становится главным виновником лишнего веса хлорид натрия имеет способность препятствовать выведению из организма лишней жидкости, что замедляет обмен веществ, создает отеки и другие проблемы. Бессолевая диета для похудения. В то время как большинство диет наносят определенный вред вашему здоровью, ограничивая потребление жизненно-необходимых веществ, эта диета сплошная польза! Елена Малыше...
Linux Dicas | linux, aix, network, security and more…
Linux, aix, network, security and more. Tamanho de senha no Linux. Bloqueando downloads com squid. AIX Toolbox for Linux Applications. Aumentando Swap no AIX. CentOS – Instalando RpmForge Repo. Pegando WWN de HBAs FC no Linux. Stella Linux – CentOS para desktop. Gostaria de utilizar o CentOS como desktop, mais sente falta dos pacotes para desktop, conheça o “Stella Linux” um “remix” do CentOS para desktop. Stella Linux já vem com os seguintes repositórios: EPEL ElRepo Adobe nu...Em breve irei publicar di...
linuxdicasesuporte.blogspot.com
Linux dicas & suporte
Espaço destinado ao compartilhamento de conhecimento e suporte a usuários das distribuições Linux. Remaster GTK Ubuntu e derivados. Tenha a ultima versão do Iceweasel no seu Debian Testing. Tenha a ultima versão do LibreOffice no seu Debian Testing. Compactar e descompactar arquivos B1 no Debian e Ubuntu. Erro flash player, Debian Jessie. Chromium Browser no Debian. Popcorn Time no Debian, Ubuntu e Mint via PPA. Gravar o desktop com o Recordmydesktop, Debian Ubuntu e derivados. Conversor de áudio Gnac , ...
Linux的企业级应用,LAMP, Linux,Apache,MySQL, Php
Focus in Linux, LAMP, Mail, Cluster Arch(ENterprise Linux Apache MySQL Php). When openssh will kick out idle users? When reading CIS security baseline. it mentions following lines:. Having no timeout value associated with a connection could allow an unauthorized user access to another user’s ssh session (e.g. user walks away from their computer and doesn’t lock the screen). Setting a timeout value at least reduces the risk of this happening. According to man sshd config. Possible Solution: increase slave...
linuxdictionary.com
Software libero e linux nella scuola e nella didattica
Software libero nella didattica: .linuxdidattica. Le tribolazioni del software libero nelle scuole italiane. Il software libero in Italia. A cura di Andrea Glorioso. I nostri libri di testo. Esperienze con il software libero. A Maddalosso - maggio 2007. Installazione Linux: Ubuntu-10.04, Ubuntu-10.04-FF. Download DVD Ubuntu-10.04-FF. F Ferroni - febbraio 2011. Geometria euclidea con Eukleides. M Piai - febbraio 2006. Strumenti per gestire reti scolastiche: SQUID e DNSGUARDIAN. Mostra tutti i titoli.).
Linux Difficile? | Vi offriamo solo la verità
Vi offriamo solo la verità. Agosto 11, 2015. I folletti delle statistiche di WordPress.com hanno preparato un rapporto annuale 2014 per questo blog. Ecco un estratto: La sala concerti del teatro dell’opera di Sydney contiene 2.700 spettatori. Questo blog è stato visitato circa 12.000 volte in 2014. Se fosse un concerto al teatro dell’opera di Sydney, servirebbero circa 4 spettacoli con tutto esaurito […]. Creiamo un client RSS vocale – seconda parte. Sincronizziamo automaticamente le foto col Bluetooth.
Linux Difficile? | Non cercare di piegare il cucchiaio, è impossibile, cerca invece di fare l'unica cosa saggia, giungere alla verità, Il cucchiaio non esiste.
Non cercare di piegare il cucchiaio, è impossibile, cerca invece di fare l'unica cosa saggia, giungere alla verità, Il cucchiaio non esiste. Segui il blog via email. Inserisci il tuo indirizzo email per seguire questo blog e ricevere notifiche di nuovi messaggi via e-mail. Segui assieme ad altri 165 follower. Errore durante il mount dell'HD USB esterno in Ubuntu. Disinstallare un programma dal mintmenu con Linux Mint. Tanta voglia di Julia ma non volete lasciare il Suricato? Connessione wifi da terminale.
LinuxDig.com : Your Linux News and Resource Site
Username / Password :. Send Your News Release. Within the Last 2 Weeks. Linux Public Companies (Stocks). Bluepoint Linux Software Corp. WARNING: Though stock prices are updated every 1/2 hour,. LinuxDig.Com makes NO claims of stock price accuracy. Do not jump off a bridge until you speak to your broker. Just don't jump at all). How is Linux doing today? Year Average: (Blue) One Year Rating (highest point). Your Linux News and Resource Site". Site Hosted By Digital Environments, Inc.
