CMWebInstall of CDH installation treasure

premise stay CDH It must be ensured before installation NODE1 The following programs in the master node have been started 1.Each machine :according to aliyun Time synchronization of services provided :ntpdate -u ntp6.aliyun.com Start service systemctl start ntpd systemctl restart ntpd Check to see if it starts ps -ef | grep n ...

Posted by Rhysickle on Mon, 10 Jan 2022 03:41:51 +0100

CDH6.3.2 detailed steps for upgrading impala 3.2 to impala 3.4

Cdh6.3.2 impala 3.2 to impala 3.4 compilation process Local environment hardware requirements The CPU must support at least SSSE3 Minimum memory: 16GB (64G recommended by the community) Hard disk space: 120GB (for test data) Linux only operating systems Ubuntu 14.04,16.04,18.04 CentOS 7 Compiling environment A set of CDH6.3.2 clus ...

Posted by astarmathsandphysics on Tue, 23 Nov 2021 06:57:06 +0100