Software RAID with mdadm: check, replace, rebuild
Read /proc/mdstat, spot a failed disk, and rebuild the mirror after we swap the drive.
7 min readRead the guide
Knowledge base
Storage & RAID
Software RAID, disk health and ZFS on storage servers.
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Storage & RAID
Checking disk health with smartctl and nvme-cli
The few SMART values that matter, how to run a self-test, and when to open a ticket.
5 min readRead the guide
ZFS on storage servers: a pool layout that lasts
RAID-Z2 layouts for 8 and 14 drives, NVMe special vdevs, compression and scrubs.
8 min readRead the guide
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