Linux

How to Build 18c RAC – 1 of 4 – Preparing Two Database Servers

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Network Design for RAC Let’s see the network design of our cluster database. [root@primary01 ~]# vi /etc/hosts # Public 192.168.10.11 primary01 primary01.example.com 192.168.10.12 primary02 primary02.example.com # Private 192.168.24.11 primary01-priv primary01-priv.example.com 192.168.24.12 primary02-priv primary02-priv.example.com # VIP 192.168.10.111 primary01-vip primary01-vip.example.com 192.168.10.112 primary02-vip primary02-vip.example.com # SCAN # 192.168.10.81 primary-cluster-scan primary-cluster-scan.example.com # 192.168.10.82 primary-cluster-scan primary-cluster-scan.example.com # 192.168.10.83 primary-cluster-scan primary-cluster-scan.example.com […]
Linux

How to Sync Time Server Manaully

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After starting the server, I found that the date time a little bit deviated from the time server.[root@primary01 ~]# ntpq -p     remote           refid      st t when poll reach   delay   offset  jitter============================================================================== venus.stu.edu.t 133.100.8.2      2 u    1   64    1  108.968  1894.81   […]