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Questions tagged [zpool]

109 questions
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ZFS restarts resilvering over and over again. Also very slow

Here's one of my Solaris 10 servers after a couple of disk replacements in a zpool pool: volume state: ONLINE status: One or more devices is currently being resilvered. The pool will continue to function, possibly in a degraded…
Pavel
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ZFS shows pool state FAULTED, but all devices are ONLINE; how can I recover my data?

Our 100TB NAS based on FreeNAS 8 was unexpectedly powered off due to power failure. After turning it on back, 100TB zpool "projects" was unmounted with state "FAULTED". I've tried zpool import -fFX, it was running for about 20 hours, but nothing…
Sergey Andrianov
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Is it possible to change filesystem properties for an existing ZFS pool?

Suppose I created a pool with compression=on, and later wanted to turn off compression in-place - is that possible and if so how? I'm using Zevo CE on OS X in case that makes any difference (zpool version 28).
GJ.
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how do I add a new disk to ZFS and make it available existing mountpoints if the current pool is root pool?

My S11 server has the following configuration: disk #1 is used for rpool, which is the root pool I want to add disk #2 to increase the size available for the already mounted folders, but I can't add the disk to the existing rpool because its the…
RaamEE
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can I consolidate a multi-disk zfs zpool to a single (larger) disk?

I have this zpool: bash-3.2# zpool status dpool pool: dpool state: ONLINE scan: none requested config: NAME STATE READ WRITE CKSUM dpool ONLINE …
rmeden
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ZPOOL Mirror setup

What is the best setup for an zpool intended for database big inserts or TCP/IP dumps (i mean sustained high write throughput using 4 disks ? I want buy 4 Wd RE4 2TB drives and get the more power i can ! i think of zpool create tank mirror disk1…
Avlin
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When does "zpool scrub" delete files automatically?

Background is a general discussion about ZFS and the claim that in case of permanent errors to files, it automatically deletes files unless a correct copy is available. That sounded pretty wrong to me and has since been reduced to that this happens…
Thorsten Schöning
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ZFS permanent error; options for recovery

Background: small personal server, email, web, shell, etc, for family and friends. SunOS 5.11, snv_113 from November 2008. Server built in 2009. I believe that was either opensolaris or Solaris early access release. AMD 64 bit processor, 4gb…
anastrophe
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No more space on FreeNAS 9.3. But only half of space actually in use based on "du -sh" command

This morning I got a warning on my FreeNAS 9.3 machine about "Not enough space" warning: The capacity for the volume 'SeanVolume' is currently at 85%, while the recommended value is below 80%. It's of no use running the scrub command after a period…
陳敬翔
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Why does ZFS RAIDZ2 only use 2GB of data when I create a 1GB File

I have created a ZFS RAIDZ2 / Raid 6 file system, which from what I believe will store parity on 2 disks. root@zfs-demo:/data# zpool status pool: data state: ONLINE config: NAME STATE READ WRITE CKSUM data …
PrestonDocks
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What are "indirect-X" after zpool remove?

After zpool remove, the removed disks are shown as indirect-0, indirect-1, indirect-2, and so forth. What are they? How can I get rid of them? Will they pose any problems? Demonstrate: There were two disks. One of them is removed. Then a new disk…
midnite
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ZFS: device vdev wandered faulting zpool

I have a zpool thats now showing in a FAULTED state after a power outage rebooted the server & devices names got thrown around. I understand I messed up by adding vdevs by device name, but didnt know it could be changed after creation & populating…
tango
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zpool status shows drives are defaulted, but they seem okay. Can I add them back?

zpool status is reporting defaulted drives. But they actually appear to be okay. Is it possible to add them back? $ dev/disk# zpool status -v pool: darkpool state: DEGRADED status: One or more devices could not be used because the label is…
Louis Waweru
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ZFS pool degraded with faulted disk, export and replace not working

I run into troubles after trying to add more disks to my Ubuntu server device. While being a total beginner I powered the server off, added two more disks and restarted the system only to find one of the disks in the existing mirror…
MatsonWatson
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Replaced a dead disk in a ZFS pool. After resilvering finished, the status look weird :/

I replaced a dead disk in a ZFS pool (on FreeNAS-11.1-U6.3) following the hints I found at Need to replace disk in zpool ... confused ... # zpool replace raid2 gptid/f00-whatever-id-that-was-f46d049aaeca /dev/ada0 and after resilvering for 20…
rror
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