ZFS, which stands for Zettabyte File System, is a combined file system and logical volume manager designed by Sun Microsystems.

learn more… | top users | synonyms

4
votes
1answer
44 views

ZFS: Trying to remove top-level drive from Zpool

I have a zpool called storage that contains a five device raidz1 array. Today I went and bought another 3TB device and put it in my enclosure. However, instead of creating a new pool and adding that ...
4
votes
1answer
166 views

How to remove broken ZIL disk from ZFS pool

I have a ZFS pool, which contains two mirrored hard drives and ramdisk for logs. In my scenario is that log disk died: # zpool status -x tank pool: tank state: FAULTED status: An intent log record ...
4
votes
1answer
573 views

How do I get systemd to start my ZFS mount script before doing anything else?

Right now I'm using zfsonlinux on Fedora 19, and it works excellently. Mounting works at bootup as planned using the initscript (included with zfs) that systemd calls, but there's a pretty significant ...
3
votes
1answer
39 views

ZFS detach mirrored drives in a pool

I have an older (2-3 years) NAS running FreeNAS. I figured its time to upgrade some of the hard drives. Here's the current status: NAME STATE READ WRITE CKSUM ...
3
votes
0answers
46 views

Merge partitions

Due to some unfortunate partitioning I ended up with the following layout: /dev/sda1 (0-120MB) 128MB (boot) /dev/sda2 (128MB-500GB) 500GB (empty) /dev/sda3 (500GB-1TB) 500GB (zfs) ...
2
votes
0answers
147 views

What is the kernel syntax when booting from ZFS?

I'm trying to write a grub.cfg completely from scratch that will boot one of several FreeBSD systems off of a single ZFS pool named tank with a set of root file systems named root1, root2, root3. ...
1
vote
0answers
68 views

zpool status hangs forever

Openindiana oi_151a7. zpool with 15x 1TB raidz3 + 2x 8 disk 2TB raidz2. Many disk operations such as zpool status, creating a new iscsi volume (using sbdadm) etc hangs. Using iostat (-xne) I can ...
1
vote
0answers
32 views

Edit partition of disk part of a ZFS Raid

I've gota strange problem. Since a previous failure from one of my hard drive, I had to replace one of my 4 hdd running in RAIDZ. But since I changed this disk, the last partition of my disk appear ...
1
vote
0answers
1k views

How to set up ZFS with ZIL and L2ARC SSD?

I have been considering bcache and flashcache. However my friend suggested me something called ZFS. In fact it says that formating disk with ZFS can actually do the exact same thing without kernel ...
1
vote
0answers
369 views

slow samba seek performance

I am using FreeBSD 9.0 RC3 (PCBSD distro) with samba 3.4.14. I am trying to access portions of several large (4 - 10 GB) files over samba using seek commands, and I am seeing that calls to the front ...