Disable NetworkManager for OEL 7/8

Disabling NetworkManager The following steps will disable NetworkManager service and allows the interface to be managed only by network service. 1. To check which are the interfaces managed by NetworkManager # nmcli device status This displays a table that lists all network interfaces along with their STATE. If Network Manager is not controlling an interface, … Continue reading Disable NetworkManager for OEL 7/8

Home Lab: Redo

In the beginning there was a lab... This my makeshift lab before I got my 42u rack in. In this version I have used a steel rack I believe I got at Lowes. It worked well for years but wanted something more accessible and take up less room. It all came to a head when … Continue reading Home Lab: Redo

ZFS command line reference (Cheat sheet)

Pool Related Commands # zpool create datapool c0t0d0Create a basic pool named datapool# zpool create -f datapool c0t0d0Force the creation of a pool# zpool create -m /data datapool c0t0d0Create a pool with a different mount point than the default.# zpool create datapool raidz c3t0d0 c3t1d0 c3t2d0Create RAID-Z vdev pool# zpool add datapool raidz c4t0d0 c4t1d0 … Continue reading ZFS command line reference (Cheat sheet)

Initial ODA Setup – Bare Metal (non-virtualized)

Older info but wanted to post anyway, I created this in 2013 Initial ODA Setup – Bare Metal (non-virtualized) Oracle Database Appliance - 2.X Supported Versions & Known Issues (Doc ID 888888.1)https://support.oracle.com/epmos/faces/SearchDocDisplay?_adf.ctrl-state=ub5o8i5pd_9&_afrLoop=125861182934599 Setup Host 1: From server node 0, run the validate script to confirm that the cabling is correct: [root@oak1 bin]# /opt/oracle/oak/bin/oakcli validate -c … Continue reading Initial ODA Setup – Bare Metal (non-virtualized)