NTP Server

How to Resolve PRVG-1017 : NTP configuration file "/etc/chrony.conf" is present on nodes on which NTP daemon or service was not running

by Ed Chen
April 7, 2021February 18, 2021

PRVG-1017 Found PRVG-1017 which is related to time synchronization during pre-installation of Oracle RAC database 19c: [grid@primary01 ~]$ cd $ORACLE_HOME [grid@primary01 grid]$ ./runcluvfy.sh stage -pre… Read More »

How to Resolve PRVG-13606 : chrony daemon is not synchronized with any external

by Ed Chen
March 27, 2021March 28, 2021

PRVG-13606 Saw PRVG-13606 when I verify the RAC environment by runcluvfy.sh before actually installing grid infrastructure. [grid@primary01 ~]$ cd $ORACLE_HOME [grid@primary01 grid]$ ./runcluvfy.sh stage -pre… Read More »

How to Change Date Time in AIX

by Ed Chen
December 12, 2020November 24, 2020

Sometimes, the system clock may deviate from the standard time, we should make it back. Solutions Possible ways to solve the problem would be: Use… Read More »

How to Build 19c RAC - 2 of 4 - Installing Grid Infrastructure

by Ed Chen
October 21, 2020February 24, 2021

Since we have well prepared two database servers for the RAC database in the previous post, the only job we should do in this post… Read More »

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

by Ed Chen
December 15, 2018November 1, 2020
4 Comments

For 19c, you may refer to: How to Build 19c RAC - 1 of 4 - Preparing Two Database Servers. Network Design for RAC Let's… Read More »

How to Sync Time Server Manaully

by Ed Chen
August 17, 2015March 30, 2018

After starting the server, I found that the date time a little bit deviated from the time server.[root@primary01 ~]# ntpq -p remote … Read More »