Blog for DBA, RAC, EBS DBA
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Blog for DBA, RAC, EBS DBA
21h ago
https://gavinsoorma.com/2009/07/data-guard-adding-and-resizing-a-datafile-on-the-primary-database/
In a Data Guard environment, care should be taken while performing tasks like adding or
resizing datafiles on the primary database. Ideally, the primary and standby sites should
be identical in terms of file system structure. Also disk space allocated should be identical,
or we could be faced with a case when resizing a datafile on the the primary site fails on the
standby site as the disk space available is not adequate or maybe a file was added on a file
system on the primary and the correspon ..read more
Blog for DBA, RAC, EBS DBA
1w ago
https://community.oracle.com/customerconnect/events/604872-oci-siebel-introducing-the-siebel-crm-upgrade-factory ..read more
Blog for DBA, RAC, EBS DBA
1M ago
https://medium.com/@priyashanmadusanka99/how-to-change-hostname-in-oci-compute-instance-on-oracle-linux-permanently-9fd01a09eadd ..read more
Blog for DBA, RAC, EBS DBA
3M ago
RTO and RPO in Disaster Recovery Planning
The terms RTO and RPO are often thrown about in the tech world. But, like many acronyms, they are often misunderstood. RTO (Recovery Time Objective) and RPO (Recovery Point Objective) are key factors in determining database backup and disaster recovery scenarios. People think of them as technical terms, and there is nothing wrong with that. However, it is important to think of them in a business sense as well.
Let’s talk about each of these terms and discuss what they mean in a technical as well as a business sense.
RTO: Recovery Time Objective ..read more
Blog for DBA, RAC, EBS DBA
5M ago
https://infohub.delltechnologies.com/l/design-guide-oracle-rac-database-on-powerstore-t-storage/deploying-oracle-19c-rac-with-red-hat-enterprise-linux-8-2-on-vsphere-7 ..read more
Blog for DBA, RAC, EBS DBA
6M ago
Manual Way to Open VDI File in VirtualBox
Copy the VDI file into VirtualBox’s virtual hard disk repository
Launch VirtualBox and create a new virtual machine. Choose an operating system among the choices given and click on the Next button
Under Virtual Hard Disk, select Use existing hard disk and then click on the folder icon on the right
Now, a Virtual Media Manager window is opened. In that, click on the Add button and then select the VDI file which you want to open
Again, a Virtual Hard Disk window is opened in which your new ..read more
Blog for DBA, RAC, EBS DBA
7M ago
https://medium.com/@Maheshwar888/provision-ebs-with-reverse-proxy-with-dns-url-in-oracle-cloud-45a163281d44 ..read more
Blog for DBA, RAC, EBS DBA
7M ago
https://www.youtube.com/watch?v=ddRMrfxM3Eg
cat > /etc/named.conf
//
// named.conf
//
// Provided by Red Hat bind package to configure the ISC BIND named(8) DNS
// server as a caching only nameserver (as a localhost DNS resolver only).
//
// See /usr/share/doc/bind*/sample/ for example named configuration files.
//
// See the BIND Administrator’s Reference Manual (ARM) for details about the
// configuration located in /usr/share/doc/bind-{version}/Bv9ARM.html
options {
listen-on port 53 { 127.0.0.1; 192.168.1.7;};
listen-on-v6 port 53 { ::1; };
directory “/var/named”;
dump-file “/var/named ..read more
Blog for DBA, RAC, EBS DBA
7M ago
https://docs.rackspace.com/docs/configure-active-directory-with-integrated-dns ..read more
Blog for DBA, RAC, EBS DBA
8M ago
https://phoenixnap.com/kb/how-to-install-virtualbox-centos-7
sudo wget http://download.virtualbox.org/virtualbox/rpm/el/virtualbox.repo -P /etc/yum.repos.d
sudo yum install VirtualBox-6.0
sudo systemctl status vboxdrv
yum install SDL-1.2.15-17.el7.x86_64
cd /var/cache/yum/x86_64/7Server/virtualbox/packages
rpm -Uvh VirtualBox-6.0-6.0.24_139119_el7-1.x86_64.rpm ..read more