Suggested Disk Layout Strategy

Use CaseCurrent DiskSuggested Role
Proxmox Root FSnvme0n1✅ Keep for now (fast, wear low)
VM/LXC storagesdc1 (SSD)✅ Good, isolate high I/O loads
Backup / ISOssdb1 (HDD)✅ Archive/slow storage
Spare/Buffersda1 (SSD)⚠️ Could mirror root or use as L2ARC/ZIL (if ZFS)

2. Watch NVMe Write Wear Over Time

Your NVMe shows:

yamlCopyEditPercentage Used: 0%

That’s excellent — you’re still early in the wear cycle. But with Proxmox, check every few months using:

bashCopyEditsmartctl -a /dev/nvme0n1 | grep -i percentage

3. Add Log Management

To reduce wear:

  • Use tmpfs for /var/log (if RAM allows)
  • Limit journald persistence:
# /etc/systemd/journald.conf
Storage=volatile
SystemMaxUse=200M

4. Consider Backup OS Snapshots or Mirroring Root

Use sda1 to:

  • Mirror pve-root using LVM RAID1
  • Or just use it as a backup location via rsync or lvm-snapshots

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