Hard rebooting Linux

As usual, for future reference…

When shutdown and init fail, and everything else fails too, and we do not have keyboard access to press SysRq:

echo 1 >> /proc/sys/kernel/sysrq
echo b >> /proc/sysrq-trigger

WSUS and “Cannot save configuration because the server is still processing a previous configuration change”?

For future reference…

If WSUS starts responding with the message: “Cannot save configuration because the server is still processing a previous configuration change”, run this SQL command:

UPDATE tbSingletonData SET ResetStateMachineNeeded = 0

And in the long term, consider this:

https://community.spiceworks.com/scripts/show_download/2998-wsus-automated-maintenance-formerly-adamj-clean-wsus

MS Exchange 2010 and NTFS block size

THIS IS AUTOMATIC TRANSLATION…

Because Im looking for these information quite often…

Description Recommended Value
Storage Track Boundary 64K or Greater (1MB Recommended)
NTFS Allocation Unit/Cluster Size 64KB (Database & Log Partitions)
RAID Stripe Size 256KB or Greater

 

And command for disk format:

Format <DriveLetter>: /q /y /fs:ntfs  /v:<VolumeName> /a:64K