Category: Troubleshooting

Interesting data center technical tips / tasks / articles which we come across

Scan newly added disks or rescan resized disk in Linux VM

How do we rescan for new disks after adding a VMDK to a Linux Virtual Machine? First, list all disks available in the VM sudo fdisk -l Running the following command will scan for new scsi disks. sudo echo “- – -” > /sys/class/scsi_host/host0/scan .. .. sudo echo “- – -” > /sys/class/scsi_host/hostN/scan Run this…
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November 1, 2017 0

Troubleshooting Auto_ethX issues

With multiple NICs installed, udev would sometimes change order in which they were named. This leads to inconsistent network interface name between reboots. And NetworkManager also creates problems by renaming the interface to Auto_ethX. Ex: auto_eth0 Sometimes, we see that a device is continuously named wrongly or does not allow us to give a specific…
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April 14, 2014 0