The Ask While Installing the 12c Grid Infrastructure (GI) with the intention of having 3 copies of voting disks and OCR files, we created +GRID diskgroup with 3 underlying luns. However, because we chose "external redundancy" for the diskgroup ended up having just one copy of voting disk and OCR files with no option of multiplexing them in the same group. The Solution Before we get into the solution to this ask, lets first see what exactly is "external", "normal" and "high" … [Read more...] about How to move ASM spfile from External Redundancy To Normal Redundancy in version 18.104.22.168 and above
Archives for October 2018
This small howto post covers the installation and configuration of Git client on your ubuntu 16.04. We will install git version 2.9.3 that comes with a large number of updates versus previous release 2.8. Git is a version control system that is used for software development and other version control tasks. This post assumes you have at least basic knowledge of Linux, know basic shell command for Linux. The installation is quite simple and assumes you are running in the root account, if not … [Read more...] about How to install git on ubuntu 16.04
Knowing the order of execution of the environment variables for different OS Shell(s) is very important for a system administrator. This might be useful for setting up cron jobs or for understanding differences in commands run in an interactive shell vs batch jobs using a non-interactive shell. 1. Shell: CSH Startup (order): --> .cshrc (always) --> .login (login shells) Termination: --> .logout (login shells) Others: .history (saves history based on "$savehist") 2. Shell: … [Read more...] about Order of environment calls for different OS shells in Linux
The Problem User is unable to start sssd service and can see following errors in the log files. # tailf /var/log/messages ... Jan 26 12:48:54 xxx systemd: Starting System Security Services Daemon... Jan 26 12:48:54 xxx sssd: SSSD is already running Jan 26 12:48:54 xxx systemd: sssd.service: main process exited, code=exited, status=2/INVALIDARGUMENT Jan 26 12:48:54 xxx systemd: Failed to start System Security Services Daemon. Jan 26 12:48:54 xxx systemd: Unit sssd.service entered failed … [Read more...] about SSSD Service Failing with “SSSD is already running” in CentOS/RHEL 7
The Ask The Advanced Analytics is eanbled on the oracle database 12c as shown below. SQL> select * from v$option where PARAMETER like '%Advanced Analytics%'; PARAMETER VALUE CON_ID ---------------------------------------- -------------------- ---------- Advanced Analytics TRUE 0 User wants to disable this option from database. The Solution In Oracle 12c, Oracle Advanced Analytics is a combination of … [Read more...] about How To Disable Advanced Analytics in Oracle Database 12c?