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October

Deactivate All Ceph OSDs on a Node.

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1 sniff
Ever needed to reboot a host and not want to risk pissing off yer disks?

Reformatting Drives With Obtuse Blocksizes to 512b

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5 sniffs
Most controllers do not like blocksizes other than 512b or 4k. Here is how to reformat drives at a LOW level to make them all shiny

Observium SNMP Interface Persistence Mechanism

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1 sniff
How to have persistent interface names for Observium