Update #2 10/27/2023 3:54 AM EST: MySQL server has been successfully upgraded to MariaDB 10.5. Total downtime: 9 minutes.
Update #1 10/25/2023 23:58 EST: MySQL upgrade has been rescheduled for Friday, October 27th. We've found then fixed a bug in local (onsite) backup system. We'll process full backups first then run MySQL upgrade on 10/27/2023. Thank you for your patience.
We're going to upgrade current MySQL 5.7 to MariaDB 10.5 on TIGER-NYC server. It has been scheduled for Friday, October 27th at 1:00 AM EST (New York time). We do expect around 20 minutes of downtime during this upgrade. All other services will function as usual during this upgrade.
Thank you in advance for your patience.
Yours in NY,