Backblaze may cause VMware fail to start

I’ve been using VMware Workstation 16 for a long time. Recently, I realize that sometimes my vmware virtual machines cannot start/resume.

The error message is:

Power on failure messages: The operation was cancelled by the user
Cannot open the disk 'X:\VMS\xxxxx\xxxxx-cl1.vmdk' or one of the snapshot disks it depends on.
Module 'Disk' power on failed.
Failed to start the virtual machine.

Continue reading “Backblaze may cause VMware fail to start”

Upgrade Mysql 5.7 to 8 “The following signatures were invalid” solution

If you are running Mysql 5.7 and would like to upgrade it to Mysql 8, here is a guide that actually WORKS for Ubuntu 18.04

wget https://repo.mysql.com//mysql-apt-config_0.8.10-1_all.deb
sudo dpkg -i mysql-apt-config_0.8.10-1_all.deb

Choose mysql server and select mysql 8.0

sudo apt-get update
sudo apt-get install mysql-server

Continue reading “Upgrade Mysql 5.7 to 8 “The following signatures were invalid” solution”