zfsonlinux provides a native Linux kernel port of the ZFS filesystem so that ZFS may run natively on Linux. It is very different from ZFS-fuse which provides ZFS on top of a userspace-filesystem layer. The ZFS On Linux project is hosted on zfsonlinux.org.

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2answers
242 views

ZFS - zpool replace never finishes

I have a 5 x 3TB raidz1 array on a ubuntu 14.04.1 server. Last month, one of the drives died (audible clicking). I was able to replace the drive with zpool replace RAID <dead drive> <new ...
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2answers
299 views

Is a degraded RAIDZ2 the same as a RAIDZ?

Background on this question: I have a litte server with five HDDs pooled together in a RAIDZ. Last week one of my HDDs died. So I bought a new HDD and replaced the dead HDD. During the resilvering the ...
4
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1answer
339 views

ZFS on LUKS not recognized at boot

I've got 6 physical drives in RAID-Z2, which I intend to one-by-one convert to dm-crypt devices. My process was roughly: dd if=/dev/zero of=/dev/sdf Create keyfile /etc/crypttab.d/crypt-1.key ...
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1answer
16 views

Move ZFS filesystem (including snapshots) from one pool to another

I work with a setup where we use ZFS snapshots to maintain a historical record. We have a need to migrate this data from one ZFS pool to another. This question (Moving a ZFS filesystem from one pool ...
4
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0answers
316 views

Using ZFS head node as database server?

I'm using a dual-head ZFS-backed NAS for high availability cluster shared storage, based on Nexenta's recommended architecture as seen here: The disks in 1 JBOD will store the database files for a ...
3
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0answers
45 views

why are zfs on linux transfer rtates reported incorrectly after expanding array?

I have upgraded the drives in a 4 drive Raidz array in a NAS server and the array has auto expanded to the new size. In testing transfer rates from the NAS server now I observe that when performing ...
2
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0answers
94 views

How do I get Ubuntu to forget about a destroyed zfs pool?

I have also asked this question over on Ask Ubuntu but I thought I'd try here as well. The details can be found at: ...
1
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0answers
40 views

zfsonlinux, raidz1: two disk corruptions: How I can use dd/dd_rescue and deceive zpool?

I have zfsonlinux (Centos 7), and raidz1. And I have trouble: two disks are dying. The first disk have Raw_Read_Error_Rate failure in SMART and Reallocated_Sector_Ct error (the disk has run out of ...
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0answers
37 views

zfs pools unavailable, disks shared with other pools

My ZFS pool called data do not mount anymore after a shutdown. Maybe there was some automatic update on the computer. I Don't know. zpool status returns no pools available zpool import returns ...
0
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0answers
148 views

ZFS on Linux denied access when accessing child dataset on NFS

This is on 12.04 LTS with the latest ZFS on Linux from the ppa. I have two a storage pool named data, and a dataset data/Other with different settings (e.g. compression). I set data to sharenfs and ...
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0answers
369 views

Formatting a FreeNAS ZFS volume as ext4 for Linux use?

I've setup a FreeNAS server with 6x 3TB drives for use as a backup NAS via iSCSI for a Linux server (Ubuntu 12.04). The FreeNAS setup was pretty straightforward and the logical step seemed to be to ...