
ZFS – CENTOS Downgrade
ZFSZFS - Downgrade Commands for Centos:
To do the downgrade/re-install dance:
[crayon-69a23c02279db462976361/]
[crayon-69a23c02279e7392895318/]
[crayon-69a23c02279ea304795570/]

ZFS – Tuning
ZFSZFS tuning for SAS3 Storage Tank
[crayon-69a23c0227e16855072343/]
ZFS tuning for SAS3 ALL SSD + nVME Storage Tank
[crayon-69a23c0227e1f645997235/]
Some more good advice:
SvennD
ZFS-Discuss

ZFS – SNMP
ZFSZFS - SNMP Extend Commands:
[crayon-69a23c0227feb933142991/]
LibreNMS:
https://community.librenms.org/t/zfs-support/1839
https://docs.librenms.org/#Extensions/Applications/#zfs

ZFS – Replacing a dead disk in a zpool
ZFS
ZFS – Single Path
1. Check zpool status:
zpool status vol -x
2. Find the {GUID} of the {dead-disk} within zdb:
zdb -l /dev/{dead-disk}
3. Offline the the {dead-disk} within zdb:
zpool offline vol /dev/disk/by-id/{dead-disk}
4. Detach…
