As of June 8, 2017, it was announced that when when users try to sign up for Amazon Drive they will not be able to select an unlimited cloud storage option. Instead they can choose either 100 GB for $11.99 per year, or 1 TB for $59.99, with up to 30 TB available for an…
Tag: Linux
How to Configure Time Server (NTP Server) on Centos 7?
Prerequisites: VM/ Physical – It is recommended to have the time server as a physical server, but VMs should be okay depending on your setup and requirement. My virtual lab environment is VMware based so here’s the guide for a VM. Once the CentOS Minimal is installed on the VM make sure to install open-vm-tools….
Configure SNMP on an ESXi Host or multiple Hosts
Recently I needed to configure all of our 40 or so ESXi hosts to forward SNMP traps to our corporate monitoring solution. This meant enabling and configuring SNMP on each of the hosts. Naturally, I wrote a script for this as 40 hosts is way too many to do manually. This article shows you how…
Linux: CentOS 6 kernel panic+0xa7/0x16f fix
So ran into a view issue for a Linux Host today. Kernel Panic !!! There could be a number of reasons that you might get this error. The three common reasons may be: There was a change to selinux config – (that might be an error in the config file) There are disk errors The…
ESXi 6.0 not detecting BROCADE HBA adapter
Steps: Make sure HBA is connected on the PCI slot and visible under esx hardware list:
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1 |
esxcli hardware pci list |
Check if VMKernel can detect any storage via Fibre Channel
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esxcli storage san fc list |
(output will be blank line if HBA driver is missing but HBA appears to be in PCI card determined from step 1)
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esxcli storage core adapter rescan |
Search and download the…
“Host SMBus controller not enabled!â€
CentOSÂ guest instances in VMware sometimes come up with the boot error message:
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piix4_smbus 0000:00:007.3: Host SMBus controller not enabled! |
This error is being caused because VMware doesn’t actually provide that level interface for CPU access, but Ubuntu try to load the kernel module anyway. How to fix it:
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sudo nano /etc/modprobe.d/blacklist.conf |
add the line:
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blacklist i2c-piix4 |
Reboot. NOTE: for older versions use blacklist i2c_piix4…
How to Install VMware Tools on RHEL 7/CentOS 7
VMware Tools is one of important components for virtual machine (VM) in order get excellent performance. It is a group of utilities that help to enhances the overall performance of the virtual machine’s guest operating system (OS) and improves management of the VM. Without the VMware Tools, guest OS performance will lacks some of the…