How to fix permission issues of Oracle RAC? In last month, one engineer of our customers made a mistake and changed the file permissions of the ... 10/11/2020 Oracle 375 views Comment Read More...
Some issues during the Oracle RAC installation on openSUSE 15.2 In last week, I installed an Oracle RAC on openSUSE 15.2 and got some issues. Although the installat... 17/08/2020 Oracle 42 views Comment Read More...
Install Oracle 11gR2 on RHEL8 First of all, I do not recommend to install Oracle 11gR2 on RHEL8, especially in the production envi... 09/07/2020 Oracle 180 views Comment Read More...
Archivelog backups were not removed per backup policy Suddenly our support guys found some archivelog backups were not deleted even they were not needed b... 30/11/2019 Oracle 59 views Comment Read More...
Talking about ‘recovery window of 7 days’ Sometimes we will keep the database backup for one week and set the retention policy to 'recovery wi... 05/10/2019 Oracle 59 views Comment Read More...
ORA-27102 out of memory on a system with huge memory Today one customer said the data sync of Oracle Dataguard had issue and our guys checked the alert l... 23/07/2019 Oracle 307 views Comment Read More...
Maybe a dangerous configuration of ASM diskgroup with Normal Redundancy These days my friend Zhiguo discussed with me about the vote disk issue of Normal Redundancy ASM dis... 11/07/2019 Oracle 79 views Comment Read More...
Key points for Oracle RAC patching Several weeks ago I patched a 12.2 Oracle RAC and got several issues, I realized there were some key... 16/06/2019 Oracle 48 views Comment Read More...
VirtualBox VM caused system hung after laptop upgrade In last week I upgraded my laptop from T420s to E485 to get maximum 32G memory also because the T420... 10/06/2019 Linux 48 views Comment Read More...
How to restore a database with hot backup and without resetlogs? Normally when we restore the hot backup of a database, we will recover and open it with resetlogs op... 06/05/2019 Oracle 230 views Comment Read More...