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tutorial on building a hadoop standalone and a pseudo-distributed development environment from scratch (up to 88 pages of PDF, do not let go of any details), all the free textbooks are:Cloud computing distributed Big Data hadoop hands-on path (three books in total ): 1. Wang Jialin's "Master road to cloud computing distributed Big Data hadoop practice-from scratch" guides you through easy-to-use hadoop an

1: Two cloud hosts have been purchased in advance 10.4.14.168 101.69.178.208 [Unicom] Master 10.4.5.9 101.69.178.219 [Unicom] Slave 2: MySQL installed separately The code is as follows Copy Code #yum Install Mysql-server–enablerepo=remi#yum Install Mysql-devel 3: View MySQL Installation The code is as follows Copy Code [Root@10-4-14-16

backupMkdir/usr/scripttouch/usr/script/rsyncd.shchmod +x/usr/script/rsyncd.shvi/usr/script/rsyncd.shrsyncprocess= ' ps aux|grep '/usr/bin/rsync ' |grep-v grep 'if [${#rsyncProcess}-ne 0] Thenecho $ (date +%y-%m-%d_%h:%m:%s) >>/var/log/rsync.logecho "' Date ' Process is already running! Do nothing!! " >>/var/log/rsync.logElse/usr/bin/rsync-rtopglh--progress--delete--bwlimit 90000 [email Protected]::glance/home/local/glance/ima ges/--password-file=/etc/rsyncd.secrets 1>>/var/log/rsync.log 2>1echo

' @ ' 42.159.228.231 ' identified by ' Mariadbbak. ' To this end, the main mariadb configuration is completed, restart the MySQL server. For more details, see the status of master database server. From the MARIADB server configuration: Note that Server-id must be not 1, must be greater than 1 of the other number, here is set 12.read-only = on means: Open the relay log, relay_log refers to the log path; The above