This list includes things that require the cluster to be turned off. |
This checklist can be used for
1) A list of things that require the cluster to be turned off. Or are tasks that are more safely done when the cluster is turned off, even if not strictly required.
2) A list of things to consider doing when the a clusters is being turned off / rebooted for other reasons.
A proactive maintenance should be scheduled for approximately quarterly, and no longer than 6 months
· BIOS / firmware updates
· Network / switches
· Synology / storage system Updates
· Firmware updates, including drives, cards, etc.
· Disk changes / swaps / repairs
· Add / remove nodes
· Kernel updates
o Account / password sync
· OS Updates
· UPS / check / updates / settings
· Chkdsk
· Schedule / notify representative / users
· Disable outside access
· Delete jobs -
· Shutdown headnode & nodes
· Synology update - requires reboot. Safer with headnode off
· Reboot switches
· Boot synology
· Boot headnode
o iSCSI config- (on startup) 5 sec ping for timeout, will change to 10 & 15
· Test UPS shutdown error
· Reboot anything that needs
· Boot nodes
· Enable access
· Send email
• UPS config - 10 seconds poll,