oculus standalone

. installation of hadoop2.7.11. Download hadoop2.7.1.tar.gz2, Decompression:sudo tar xzf hadoop-2.7.1.tar.gz 3, copy to: sudo mvhadoop-2.7.1/usr/local/hadoop 4, permissions settings: sudo chmod 774/usr/local/hadoop 5, config. bashrc file # HADOOP VARIABLES start Export java_home=/usr/lib/jvm/java-7-openjdk-amd64 export hadoop_install=/usr/local/hadoop Export path= $PATH: $ hadoop_install/bin export path= $PATH: $HADOOP _install/sbin nbsp Export hadoop_mapred_home= $HAD

1. Benefits of starting multiple MySQL on a single machineFully utilize the computing power of a single machineCan effectively allocate different logic to different MySQL to improve the database parallel processing abilitySingle-machine can also be easily implemented master-slave backupUsing Mysqld_multi is a recommended practiceUse Mysqld_multi to control the open shutdown of the database. //Mysqld_multi start 1, 22 databases.RELATED links:Http://www.3lian.com/edu/2013/08-31/93790.html//goodHtt

= "- Djava.library.path= $HADOOP _install/lib "#HADOOP VARIABLES ENDExecute the following to make the added environment variable effective:SOURCE ~/.BASHRCEdit/usr/local/hadoop/etc/hadoop/hadoop-env.shExecute the following command to Open the edit window for the filesudo gedit/usr/local/hadoop/etc/hadoop/hadoop-env.shLocate the Java_home variable and modify the variable as followsExport java_home==/usr/lib/jvm/java-7-openjdk-i386 Five, Test WordCountStand-alone mode installation is complete, f

Error"); CharPathname[] ="/tmp/my.sock"; structSockaddr_un servaddr; Servaddr.sun_family=Af_unix; strcpy (Servaddr.sun_path, pathname); if(Connect (SOCKFD,structSOCKADDR *) servaddr,sizeof(SERVADDR)) == -1) perror ("Connect Error"); Charbuffer[ +]; Read (sockfd, buffer,sizeof(buffer)); printf ("read data is [%s]", buffer); Close (SOCKFD);}intMainintargcChar*argv[]) { if(ARGC! =2) {perror ("command error."); Exit (-1); } stringService (argv[1]); if(Service = ="Client") {clientservice

1.1 Installing the VIRTUALENV environmentHttps://www.cnblogs.com/liuyansheng/p/6141197.html1, installation VirtualenvYum Install python-virtualenv2. Create a Python virtual environmentVirtualenv env # After execution, a folder with the same name as the virtual environment will be generated locally3. Start the virtual environment　　SOURCE Bin/activate # Launch Virtual EnvironmentDeactivate # exiting the virtual environment1.2 Virtual Environment Replication migration1. Directly compress the genera

Single version installationStand-alone installation is simple:1) After downloading the community version of NEO4J, unzip it and run the command: TAR–ZVXF neo4j-community-2.0.1.tar.gz2) Modify the Conf/neo4j-server.properties configuration file to remove the org.neo4j.server.webserver.address=0.0.0.0 comment characters3) Finally enter the Bin directory and start the NEO4J service.4) Enter Http://ip:7474/webadmin to enter NEO4J consoleCluster environment constructionNEO4J cluster environment to bu

I. Installing STORMDownload Storm http://storm.apache.org/downloads.htmlExport storm_home=/users/huangjiahong/documents/apache/apache-storm-0.10.0Two. Installing ZookeeperDownload Zookeeper http://mirror.bit.edu.cn/apache/zookeeper/1. Add to the System environment variableExport Zookeeper_home=/users/huangjiahong/documents/apache/zookeeper-3.4.63export path= $PATH: $STORM _home/bin:$ Zookeeper_home/binsource/etc/profile2. Enter the Zookeeper conf directory:CP Zoo_sample.cfg Zoo.cfg3. Start Zooke

= "Ext4"[Email protected] home]#add a new line to the/etc/fstab file with the following format (note: The UUID tries to replicate as much as possible, in case the system mount is unsuccessful due to input errors )Uuid= "248d9c56-7795-4747-a251-0737240cb30a"/home ext4 defaults 0 0At this point, if you follow my tutorial strictly every step of the word, there is no error. The original home directory, which has no separate partitions, is now successfully migrated to the 20G new hard disk partition.

inaccessible auth-access = Write # gives authorized users Write permission password-db = passwd # indicates password file path authz-db = a Uthz # Access Control fileThe other uses the default configuration. Each statement must be shelf write, the left can not leave a blank, otherwise there will be an error.4. Configure usersvi/var/svn/web/conf/passwdEnter the following:[Users]username1 = Password1UserName2 = Password2You can add multiple, this is the user name password pair.5. Configure permis

/local/libpng --with-freetype-dir=/usr/local/freetype or./configure--with-php-config=/usr/ Local/php/bin/php-config --with-jpeg-dir=/usr/local/jpeg --with-png-dir=/usr/local/libpng -- With-freetype-dir=/usr/local/freetypemake make InstallThen modify the php.ini file to add a line under; Extension=php_zip.dll extension=gd.soRestart Nginx and see if the installation is successful. Then perform/usr/local/php/bin/php-m to see if the GD module is loaded successfully.Service Nginx Restart/usr/l

= "Org.springframework.data.redis.connection.jedis.JedisConnectionFactory"> Propertyname= "HostName"value= "${redis1.host}" /> Propertyname= "Port"value= "${redis1.port}" /> Bean> - BeanID= "Redisops"class= "Com.xjj.spring.data.XjjStringRedisOps"> Propertyname= "ConnectionFactory"ref= "Jedisconnectionfactory" /> Bean>Description: Xjjstringredisops is the session in its own packageReference:http://haoran-10.iteye.com/blog/2261703 (the above content to

-0.4.2/lib/ jrmonitor.rb:4requireatorg/jruby/rubykernel.java:1040 (Root) at/opt/logstash-5.2.0/logstash-core/lib/logstash/instrument/periodic_poller/jvm.rb:1 requireatorg/jruby/RubyKernel.java:1040 (Root) at/opt/ logstash-5.2.0/logstash-core/lib/logstash/instrument/periodic_poller/jvm.rb:5requireat org/jruby/rubykernel.java:1040 (Root) at/opt/logstash-5.2.0/logstash-core/lib/ logstash/instrument/periodic_pollers.rb:1requireatorg/jruby/rubykernel.java:1040 (Root) at/opt/logstash-5.2.0/logstash-c

We know that there are already several kinds of graphics cards, for example, independent graphics, core graphics, as well as integrated graphics, different graphics card positioning is different, a lot of friends for the core graphics, motherboard integrated graphics and independent graphics lack of knowledge, do not know what the difference between the three, the following article in the rookie friend for a brief summary, Hope to help you. The difference between a core video card and a

It is well known that products made in the Java language must be run under the JDK environment, so how can you run without the Java environment installed? Read a lot of blogs, summed up a method that is as follows; ①: Download the running Environment JRE ②: Pack up standalone files, such as jar files, or war files ③: Write a start.bat bat file that reads as follows: Start jre1.8.0_111 (JRE version number)/bin/javaw-jar My.jar (Jar package file nam

./mysql-uroot-p ( in the bin directory, start Go directly to MySQL (because the password is just set to 123456, so the return will be an error ./mysql-uroot-p( again in the bin directory, start Enter password 123456, successfully enter mysql> instructions All OK, close the Command line window Two. Installing Mysqlworkbench 2.1 Why? In order to more easily manage the MySQL database (MySQL database is equivalent to a heap of data stored in the computer warehouse, in order to facilitate

Configure channel1Device typeDiskFormat'/backup/archive/orcl/backup_%u'Configuration Backup has two copies of configure DataFileBackupCopies forDevice typeDisk to 2; Automatic backup control file Configure Controlfile Autobackup on; Clears the default Channel 1 setting configure channel1Device typeDiskClear Settings control file backup format Configure Controlfile autobackup format forDevice typeDisk to '/backup/archive/orcl/controlfile. Orcl.%f'; Check the archive log crosscheck Archivelog A

Preamble Configuring the Network Environment update installation basic software Installation Spark 20 standalone mode run Preface Install CentOS7 in the Vmvare virtual machine in advance in minimal mode. Configure the network environment to obtain network configuration information. VMWare: Edit-and-Virtual network editor->vmnet information->nat settings. Note The subnet IP, subnet mask, network management IP information.Edit the CentOS network configu

/admin123MySQL Installation1, install according to lazy bagYum-y install make gcc-c++ cmake bison-devel ncurses-devel2. Compile and installCMake \-dcmake_install_prefix=/usr/local/mysql \-dmysql_datadir=/usr/local/mysql/data \-DSYSCONFDIR=/ETC \-dwith_myisam_storage_engine=1 \-dwith_innobase_storage_engine=1 \-dwith_memory_storage_engine=1 \-dwith_readline=1 \-dmysql_unix_addr=/var/lib/mysql/mysql.sock \-dmysql_tcp_port=3306 \-denabled_local_infile=1 \-dwith_partition_storage_engine=1 \-dextra_c

Tags: image change php config zip package mys jpg profile share picture sql1, download the three files: Apache installation package, MySQL installation package, PHP compression pack2, in the corresponding drive letter establishment folder Amp,amp There are three subfolders below: apache,mysql,php3, install Apache to folder Apache4, install MySQL to folder MySQL5, unzip the PHP package, put it under the Amp folder, replace the built PHP folder6. Change the Apache configuration file7. Change the P

1. Installation Instructions(1), all the installation files, configuration files, data directories are stored in the/data/mysql directory, for the future to achieve rapid migration, overall backup and rapid replication;(2), running four MySQL instances on a single server, bound on 3306, 3307, 3308, 3309 ports respectively (3), Four instances are open Binlog log, Data directory storage in/data/mysql/data1,/data/mysql/data2,/data/mysql/data3,/data/mysql/data4 (4), Four instances are used Inn