Find last CPU applied in oracle
col VERSION for a15; col COMMENTS for a50; col ACTION for a10; set lines 500;…
Automount – Diskgroups
https://alfredokriegdba.com/2013/06/13/why-my-new-disk-group-is-not-getting-mounted-automatically-when-asm-instance-starts/
SCAN Listener
http://oracle-help.com/articles/difference-between-local-listener-and-remote-listener/
Oracle VM on OEL 8
https://www.tecmint.com/install-virtualbox-on-redhat-centos-fedora/
weblogic password expired
https://amilasanoracle.blogspot.com/2018/11/errorissue-admin-server-is-working-but.html
root password change
https://www.tecmint.com/reset-forgotten-root-password-in-centos-7-rhel-7/
iptables on database
iptables -I INPUT -p tcp -m state –state NEW,ESTABLISHED -m tcp –dport 8443 -m comment…
Apply patch using dbcli
Virtual Machine dbcli update (common for Console and backend) 1> cliadm update-dbcli dbcli update-server –p…
Exadata links
https://dbacode.com/exadata/ https://richardfoote.wordpress.com/2012/10/04/exadata-storage-indexes-part-i-beginning-to-see-the-light/ https://docs.rackspace.com/blog/oracle-exadata-smart-scan-feature/ https://gavinsoorma.com.au/knowledge-base/exadata-and-the-oracle-cloud-atp-database/ Patching https://blog.pythian.com/patch-exadata-part-1-introduction-prerequisites/ https://unknowndba.blogspot.com/2019/06/exadata-datafiles-in-reco.html
PDB violations
Datapatch precheck failed : Release update is BEING installed to PDB but is not installed…