hadoop cluster setup

for a storm configurationStorm.zookeeper.servers:-"192.168.1.10"-"192.168.1.11"Nimbus.host: "192.168.1.10"Storm.local.dir: "/opt/stormtmp/data"ui.port:8080Supervisor.slots.ports:-6700-6701-6702-6703### ##### These may optionally is filled in:## # List of Custom Serializations# Topology.kryo.register:#-Org.mycompany.MyType#-Org.mycompany.MyType2:org.mycompany.MyType2Serializer## # List of custom Kryo decorators# topology.kryo.decorators:#-Org.mycompany.MyDecorator## # Locations of the DRPC serve

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. The Supervisor Daemon is responsible for starting and stopping worker processes on that machine.3) UIRun the supervision command "Bin/storm UI" to run the Storm UI (you can access a site from a browser that provides diagnostic information for clusters and topologies). Enter "Http://{nimbus host}:8081" in your browser to access the UI.AddMaster Nodehang to background bootnohup./storm Nimbus Start UInohup./storm UI the UI can be started by a browser to access thehttp://master:8081You can start a

The Springcloud series tutorials include the following:Springcloud Series Tutorial 01:eureka Registration Center Cluster setupSpringcloud Series Tutorial 02:configserver Configuration Center Server SetupSpringcloud Series Tutorial 03:configclient Configuration Center Client SetupSpringcloud Series Tutorial 04: Configuration information Dynamic Refresh/bus/refreshSpringcloud Series Tutorial: @FeignClient MicroServices Interface invocation and authoriza

_master_host \ "$ssh _start_vip \"; Exit 0; } else {usage (); Exit 1; }} # A simple system call, enable the VIP on the new master sub Start_vip () {' ssh $new _master_ssh_user\@ $new _mas Ter_host \ "$ssh _start_vip \"; # A Simple System "call" Disable the VIP on the Old_master sub Stop_vip () {' ssh $orig _master_ssh_user\@ $orig _mast Er_host \ "$ssh _stop_vip \"; } Sub Usage {print "Usage:master_ip_failover–command=start|stop|stopssh|status–orig_master_host=host–orig_master_i P

Label:The cluster architecture diagram is as follows:Cluster approximate file structure: (192.168.137.101 nodes) Build 3 Replica Sets firstRs1/mongod.confrs1/start.shRs2/mongod.confThe back resembles ...MONGO 192.168.137.101:10001/adminconf = {_id: "Rs1", Members:[{_id:0,host: "127.0.0.1:10001", Priority:2},{_id:1,host: "127.0.0.1:20001", priority:1},{ _id:2,host: "127.0.0.1:30001", Arbiteronly:true}]}Rs.initiate (CONF)Rs.status ()To open the conf

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[program:anuoapc]command=dotnet AnuoApc.Web.dll; Command directory=/root/aspnetcore/anuoapc/to run the program; The directory autorestart=true the command execution; If the program quits unexpectedly automatically restarts the Stderr_logfile=/var/log/anuoapc.err.log; Error log file Stdout_logfile=/var/log/anuoapc.out.log; Output log file environment=aspnetcore_environment=production; Process environment variable User=root; The user identity of the process execution stopsignal=int6. Copy the fil

How do you setup/remove/modify cluster synchronization services daemon (cssd) on a non-RAC system (init.css d )? Each of the localconfig operations need to be run as root$ ORACLE_HOME refers to the home used by ASM Setup/Add============== If the CSS is missing either due to specifically excluding it at install time... or it was later removed $ ORACLE_HOME/bin/lo

:80-g-W 1SH!$ifconfig Virtual network card has come out eth0: 0 Link encap:ethernet : 0C::CC: One: E7 inet addr:192.168. 1.100 bcast:192.168. 1.100 Mask:255.255. 255.255up broadcast RUNNING multicast MTU: Metric:1Ipvsadm-Ln more out of a vipip Virtual Server version1.2.1(size=4096) Prot localaddress:port Scheduler Flags-remoteaddress:port Forward Weight activeconn inactconntcp192.168.1.100: theRR-192.168.1.115: theRoute1 0 0-192.168.1.116: theRoute1

# Priority change after script execution: 5 means priority +5;-5 is priority-5}Vrrp_instance Vi_a {State MASTER # Lord This value is master, from top to backupInterface eth0VIRTUAL_ROUTER_ID 50 # This value must be consistent between master and slavePriority 100Advert_int 1Authentication {# Authentication two parameter values, master and slave must also be consistentAuth_type PASSAuth_pass Yiban}Track_script {Chk_http_port}virtual_ipaddress {192.168.78.220}}5 Start keepalivedEnsure network upti

Tags: User erro mysql tps row dev error ati rateMySQL Cluster setup-multi-Master modeThis article uses the Galera build MySQL cluster, realizes each MySQL is the main server, does not have the master-slave division.Environment:Three mysql5.7 servers.To install the MySQL cluster:Preparation before installation:# echo ' 192.168.1.2 mysql1 ' >>/etc/hosts# echo ' 192

other nodes have not yet started; 4 Starting the Data node Enter each data node, that is, the NDB1 and NDB2 directories, respectively: Ndbd-c localhost:1186 Start a second data node in the same way PS: If you are prompted that a folder does not exist, create a new folder in that directory, and then restart it; 5 starting the MySQL service node The same access to the MySQL Service node directory is the Mysqld1 and mysqld2 directories, executed: Mysqld.exe--defaults-f

1. This article describes This document includes the following Ubuntu virtual machine installation process Ubuntu configuration static IP configuration ssh password-free login ubuntu domestic apt software source configuration jdk,scala,mysql Software Installation Hadoop cluster installation spark cluster installation Anaconda installation Version of the software

({addshard: "shardtwo.mongodb.local:27018", Name: "Shardtwo"}) >>db.runcommand ({addshard: "shardthree.mongodb.local:27018", Name: "Shardthree"})As far as possible, the Shard server avoids the change of IP address of the server in the way of domain name resolution4. Start the Shard and add the slice key to the database>>db.runcommand ({"enablesharding": "Mc_visit"}) >>db.runcommand ({"Shardcollection": "MC_VISIT.MC _visit "," key ": {" Visitdate ":-1," Virus ": 1}})5, no data in the case of mod

.png " alt= "Wkiol1vartur2iezaalcbilsdlw740.jpg"/>See the above information, congratulations, Master-slave has been built successfully.9. TestingCreate a database in mastermysql> CREATE DATABASE Leedb;Viewing the database in slavemysql> show databases;You can see that the leedb in master has been automatically synced to slave. All possible future database changes in masterwill automatically sync to the slave. Of course, MySQL can filter the database or the data table to synchronize, you can choo

can also directly on the left to choose a source you think fast, I prefer 163.com.Problem:Parsing host mirrors.163.com ... Failed: unknown name or service. Wget: Unable to resolve host address "mirrors.163.com"Workaround: Log in Root Enter/etc/resolv.confVim/etc/resolv.conf Modify content below (change DNS address to Google Domain name server)NameServer 8.8.8.8NameServer 8.8.4.4 Problem:Workaround:/etc/ssh//etc/ssh/permitrootlogin prohibit - Permitrootlogin y