Resolving ZFS Storage Device Problems

ZFS on USB drives (I know it's a bad idea, but how bad is it really?)

More recently the drive intermittently throws IO errors and zfs suspends the pool. I'll reboot and scrub and typically it's fine, sometimes it's ...

Damaged ZFS drive causing high IO wait and boot issues

The next issue is that on startup my machine wants to mount all ZFS drives including the bad one. If it can't mount the bad drive the system ...

Could ZFS fix silent corruption on a single drive with two mirrored ...

ZFS can detect silent data corruption (or "bitrot"); with a proper mirroring or raidz setup it may also repair such corruption. Thus, would it ...

How I do recover from an offline, but OK drive on a ZFS mirror?

zfs will start the resilvering process on the disk being brought online and this will go on until the contents of this drive match the contents of the good ...

Identifying Problems in ZFS - Huihoo

In addition, a ZFS diagnostic engine is provided to diagnose and report pool failures and device failures. Checksum, I/O, device, and pool errors associated ...

RESOLVED:ZFS Write Errors with HL15 Full Build and SAS Drives

00.07 firmware: mpt2sas_cm1:... I think before I do all the other troubleshooting steps, I'm going to try again without this drive.

Need Help With ZFS - Storage Devices and Controllers - Unraid

On 5/6/2023 at 10:25 AM, coxifred said: Anyway yours disks are dead (zfs point of view). I'll suggest to remove one failed disk and replug a new ...

View topic - ZFS NAS for Resolve Storage? - Blackmagic Forum

If you by NAS mean a network drive, Davinci has no problem reading and writing to it, at least on windows. What might be an issue is that on a ...

[CRITICAL] zfs pool in DEGRADED condition: how to solve it?

You figured out the remedy already and that is to remove that troublesome mirror-1 disks and replace it with a new one. Another option, that ...

ZFS on Fedora 31 device identification problem

I resolved the issue. I had to boot up the system with the third (non zfs) drive unplugged so the 2 zfs drives regained the original sdx drive ...

ZFS pool does not show up with zpool status - Arch Linux Forums

The Arch System is on a separate disk with ext4 as filesystem. ... For kernel/system/services problems you should always check the journal.

How do I correct zfs pool trying to use incorrect device after reboot?

1 Answer 1 ... I ended up resolving this issue. Apparently lvm and zfs don't play nicely together. ... The array is online and data is intact. It ...

ZFS Ubuntu 16.04 Replace drive with itself

In order to use again the same drive in ZFS, if you are sure the disk is not faulty, doing DD to the first 10 GB of the drive is a good ...

zpool attach throws "no such device in pool" error #580 - GitHub

# zpool status -v storage pool: storage state: ONLINE scan: none ... problem has been resolved. Here is the full output of zdb -l for ...

ZFS checksum error (on scrub) – how do I see affected files?

As I asume, that you have a backup, rerun a memory check, recreate the pool optionally first with half of disks and do stress tests (fill up a ...

ZFS hangs after removing physical drive from zpool - Linux

If the disk is formatted with ZFS, click the disk's ... This step is needed to properly remove the device from the ZFS pool and to prevent swap ...

ZFS space accounting incorrect after disk full - Ubuntu Forums

The ZFS file system version is showing as v5 ... I have no snapshots (nor did I delete any existing snapshots to try to resolve the issue).

ZFS pool I/O is currently suspended due to disk mountpoint change ...

The HDD on which was mounted ZFS pool was physically reconnected and the result is that the zfs can no longer find the device at old location /dev/sdb.

What are the numbers displayed for a missing drive in a zpool?

Yes, I have seen ALL of the discussions on how to figure out which drives are missing. We have already resolved this particular problem. But, I ...

zpool unimportable (corrupt zpool metadata??) but no zdb

but no zdb -l device problems. Vasile Dumitrescu. 16 years ago. Permalink. Hi, I ... can detect errors, but can't fix them (like parity memory). ZFS with