FreeNAS is a network attached storage (NAS) server appliance distribution based on the FreeBSD operating system.

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54
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16answers
58k views

Is FreeNAS reliable?

FreeNAS seems like a great product with a full checklist of features, even iSCSI. But how reliable is it? There are a few scary stories about lost data, for example here. Here is another example. If ...
12
votes
4answers
7k views

Converting UTF-8 NFD filenames to UTF-8 NFC, in either rsync or afpd

I have a home file server running FreeNAS 8. A few days ago I used rsync to upload my entire iTunes library from Mac so that I could load my library over the network instead of off a slow USB drive. ...
12
votes
3answers
7k views

Non-ECC memory with ZFS: a stupid idea?

I have a new server and am planning to upgrade the paltry 2 GB of memory to the maximum of 16 GB. (Theoretically 8 GB is the limit, but empirically 16 GB has been shown to work.) Some guides advise ...
10
votes
4answers
6k views

Can I trust that ZFS is consistent between Linux and FreeBSD?

I'm planning to build a FreeNAS box sometime soon, but if ZFS on Linux eventually proves to be reliable, I might want to switch, just to have a more familiar OS. So I'm wondering if I can trust that ...
10
votes
5answers
19k views

How frequently should SMART be run on a disk?

I'm a software engineer, not a system admin, so if this question seems a little green you know why! ;-) As a personal project I've been working on a home NAS system using FreeNAS. One of the features ...
10
votes
1answer
5k views

How can I get FreeNAS and pfSense to report more using SNMP?

I have two servers which run variants of FreeBSD: One is a pfSense router and one is a FreeNAS 8 server. Both these servers run SNMP, and I am collecting and graphing their information using a third ...
9
votes
2answers
13k views

Need to replace disk in zpool … confused

I need to replace a bad disk in a zpool on FreeNAS. zpool status shows pool: raid-5x3 state: ONLINE scrub: scrub completed after 15h52m with 0 errors on Sun Mar 30 13:52:46 2014 config: ...
9
votes
1answer
772 views

FreeNAS ZFS Kernel Panic

I'm running FreeNAS 8 and my computer had a hard reset from a power outage and now every time I try to boot I get the following error message: Error Message: panic: zfs_replay_acl_v0:898: unsupported ...
8
votes
1answer
2k views

FREENAS: Why isn't mv command instant within a RAIDZ1 volume?

I'm currently 'reorganizing' file structure within a RAIDZ1 volume. Moving directories from one dataset to another, which are both contained on the same volume. SSH'ed into the machine and did a ...
8
votes
1answer
52k views

How do you mount an NFS Share in Windows 7?

I have FreeNAS exposing an NFS. How do I access this from Windows 7? I have enabled the "Services for NFS" within Windows Features.
8
votes
2answers
245 views

Array free space requirement

The general rule of thumb is don't use more than 80-85% of your capacity, otherwise performance degrades sharply, and other bad stuff may happen. On a 8TB array, this comes out to around 1.6TB of ...
8
votes
4answers
6k views

Is FreeNAS ready for the enterprise?

I am having a bit of split in thought. I am looking at getting a NAS for my company, we need it for our VMware server. Originally the idea was to buy a NAS (a Netgear ReadyNAS) But then I got some ...
8
votes
2answers
9k views

Need to identify disk in zpool … how?

I need to replace a bad disk in a zpool on FreeNAS. zpool status shows gptid/5fe33556-3ff2-11e2-9437-f46d049aaeca UNAVAIL 0 0 0 cannot open How do I find the serial # of that disk? ...
8
votes
3answers
8k views

It is possible to put FreeNAS as Auth Server (SMB or LDAP), File server and Ubuntu as “Client” (Kerberos auth-pam)?

I want to configure my FreeNAS server as authentication server (user FreeNAS local user's to auth into ubuntu clients) and NAS server, of course. I have Ubuntu as clients and they are booting over ...
7
votes
3answers
3k views

HP Microserver Mini-SAS Cable

I just purchased an HP Microserver I was planning to use with FreeNAS. It needed more RAM, so I tried to follow the instructions to pull out the system board draw to access the DIMM slots. Doing so ...
7
votes
2answers
5k views

2012R2 Storage Spaces Memory and CPU requirements

I am looking at possibly using Storage Spaces in Server 2012R2 to build a NAS off of. I am looking to build a fairly large unit, 12-14 HDDs, in a "RAID10" like setup (I know storage spaces does not do ...
7
votes
3answers
2k views

“zpool replace” hangs and locks up the pool

Given my four disk RAIDZ1, one disk has become physically noisy, not producing errors yet, but not sounding healthy either. So I've chosen to pre-emptively replace it. I have done: zpool offline ...
6
votes
3answers
13k views

ZFS Pool with Different Drive Sizes

I am planning on setting up a FreeNAS ZFS pool using two 2 tb drives and two 1tb drives. I would like to have data redundancy somehow. I read this post which seems to suggest my two options are to ...
6
votes
2answers
18k views

How to restart web ui on freenas

I've come across a bug with freenas where the web ui (lighthttpd) can freeze up and render the service to hang. Is there an easy way to restart this service via a terminal?
6
votes
4answers
13k views

What is Best NAS solution for windows workgroup? freenas or openfiler

we have small network of 15 computer. we want to store data in nas box with raid configured so that it can be accessed by all users. it will be document, excel, pdf and database files. what is best ...
6
votes
1answer
151 views

FreeBSD undo uppercase characters in username

I set up a FreeNAS box a while ago and against better judgement, used an uppercase character when creating my username. This has led to a directory called George. Now, when I later read that ...
6
votes
2answers
1k views

Is FreeNAS 8 ready for production? or Any sugg. for a free fileserver?

I need a free fileserver solution mixed Mac/Win environment for the small print shop I work at. We are having problems with using SMB on OS-X (file w/o extensions are getting lost and weird SMB lag ...
6
votes
1answer
1k views

FreeNAS vs OpenIndiana in terms of speed, driver availability, robustness?

This question related to NexentaStor vs FreeNAS and Is FreeNAS reliable? I have been using OpenIndiana / Illumos as the OS for my self build NAS. There is nothing much to it: Created ZFS on the ...
5
votes
3answers
6k views

ZFS volume as ISCSI target

I'm looking into ZFS and using FreeNAS for ZFS management and have the following question: Do the ZFS advantages as deduplication, auto error fixing etc still work when creating an iSCSI target on a ...
5
votes
2answers
3k views

How can I monitor HP P410 hardware RAID degraded in Freenas

I would like to run freenas on a HP P410 hardware RAID 5 4x600GB 15k SAS array and be alerted in the case of physical disk failure, however the freenas documentation says: to prevent problems, do ...
5
votes
5answers
5k views

BSD - Remove non-ascii characters from all files in a directory recursively

I'm trying to migrate a bunch (300GB+) of files from a FAT32 drive to my freeNas ZFS filesystem but every command I throw at it (tar,pax,mv,cp) throws an 'invalid argument' when it encounters a non-...
5
votes
2answers
20k views

Expanding a FreeNAS RAIDZ Pool

I am building a ZFS data server using FreeNAS. I have enough hard disk space (4x2TB) for a few years, but if down the road I want to expand this out can i build another 4xHD pool? Would i need ...
5
votes
3answers
23k views

ZFS - Is RAIDZ-1 really that bad?

I have an NAS server with 4x 2TB WD RE4-GP drives in a RAID10 configuration (4TB usable). I'm running out of space (<1TB usable space left). I have $0 to spend on bigger/more drives/enclosures. I ...
5
votes
1answer
2k views

Raidz in FreeNAS eating more space than expected

I just got 6 new 2TB drives, and added them to my FreeNAS box. I have only dealt with RAID1 previously, and each setup has given what I was expecting. However, with the 6*2TB drives, I wanted to ...
5
votes
1answer
2k views

Esxi with iSCSI SAN slows down with many multiple VMs running

I have a server with ESXi 5 and iSCSI attached network storage(4x1Tb Raid-Z on freenas). Those two machines are connected to each other with Gigabit ethernet, and a procurve switch in between. After ...
5
votes
4answers
14k views

How to determine which disk failed in a FreeNAS / ZFS setup

I'm building out a FreeNAS based server in a Supermicro X6DHE-XB 3U enclosure with 4G of RAM, 16 SATA hot-swap bays. It comes with 2x8 port 3Ware RAID cards, but I'm planning on just using the ZFS ...
5
votes
2answers
921 views

Is it possible to grow partitions in RAID1

I'm thinking of building a NAS for the household. It will be a simple file, printer, rsync and bit-torrent server running FreeNAS. The server will have two 3.5" SATA drives, I plan to mirror them ...
5
votes
2answers
5k views

zpool import: volume FAULTED with corrupted data, is it possible to save some data?

I was using Freenas 8.2 and decided to upgrade to 9.2. All seem to go well, upgraded zfs to 28 and rebooted. During next boot it seem to take forever and at some point I decided to turn off the ...
4
votes
4answers
4k views

What is the advantage of using openfiler or freenas over Ubuntu?

Just curious about what the advantage(s) are of using FreeNAS or OpenFiler over Ubnutu for a NAS box. Is it reliability, performance, both?
4
votes
5answers
28k views

Disk IO slow on ESXi, even slower on a VM (freeNAS + iSCSI)

I have a server with ESXi 5 and iSCSI attached network storage. The storage server has 4x1Tb SATA II disks in Raid-Z on freenas 8.0.4. Those two machines are connected to each other with Gigabit ...
4
votes
2answers
4k views

Verifying Integrity of Data

I just set up a FreeNAS server with a terabyte drive. I want to only have one hard drive in each machine so I have been taking as much data as possible and sending it over the LAN to FreeNAS. I have ...
4
votes
2answers
14k views

grow/shrink a zfs RAIDZ

I'm going to build a freenas server, would like to make sure what I can do with such magical and advanced zfs. If I have 5 * 3TB disks in RAIDZ (12TB storage in total), now I am trying to add another ...
4
votes
3answers
4k views

zpool status reports error … what next?

On our FreeNAS server, zpool status gives me: pool: raid2 state: ONLINE status: One or more devices has experienced an unrecoverable error. An attempt was made to correct the error. ...
4
votes
2answers
213 views

Can I have two zpools using different ZFS version on one server?

I just upgraded from FreeNAS 0.7.2 to NAS4Free 9.1 and have an old ZFS pool imported. Freenas used ZFS v15 and Nas4free is using v28. I would like to wait a bit before upgrading, but have a new disc I ...
4
votes
2answers
6k views

What is a “hot spare” on FreeNAS?

What is a "hot spare" with regard to ZFS RAIDZ on FreeNAS? I'm hoping that it means an extra, attached disk that can automatically take over for a failed disk in the RAID ... ? If so, how do I set ...
4
votes
5answers
2k views

Buy a NAS box or build a Linux Server?

The company I work for are looking at setting up a NAS like system. What we require is: Plenty of storage (4TB+) RAID redundancy (minimal 1 mirrored pair) Expandability to add more hard drives if ...
4
votes
2answers
6k views

Freenas — Choosing the right redundant storage regime (RAID, ZFS, Rsync?)

I've been running a freenas box for a few months as a proof of concept and all seems to be well now reliability wise. So it's time to up the storage capacity and build it into production mode. I was ...
4
votes
2answers
6k views

How can I mount a UFS drive in linux?

I am considering switching from FreeNAS to OpenFiler. One issue I see with this is that all the hard drives in my NAS are formatted to UFS. I tried but was unable to mount them in Fedora. Is there any ...
4
votes
1answer
399 views

Why would zfs performance be bad for moving files within an fs?

On my FreeNAS NAS (9.1.1 running zfs v28), I am getting terrible performance for file moves between two directories in the same raidz fs. Is this expected? How can I fault-find this, if not? The ...
4
votes
1answer
4k views

Is it possible to change zfs raid-z1 to raid-z2 or raid-z3 on freenas?

I have a running freenas zfs on raid-z1. For safety i though of increasing parity. Enough spare space is available. Is it possible to upgrade a zfs raid-z1 to raid-z2 or raid-z3? thx for your help
4
votes
1answer
464 views

connecting to PostgreSQL fails with semctl … invalid argument

I ran initdb, tried to create a new superuser with createuser -sdrP myuser The error I'm getting is createuser: could not connect to database postgres: FATAL: semctl(3342342, 3, SETVAL, 0) failed:...
4
votes
1answer
7k views

ZFS and FreeNAS Performance

I have just set up an HP Micro Server N40L as a FreeNAS with 4 2tb drives in a RAIDZ. I am getting around 30-40MB/sec, with occasional bursts of 50MB/sec., reads and writes that are similar to the low ...
4
votes
1answer
1k views

RAIDZ vs RAID1+0

Hi guys I just got 4 SSDs for my FreeNAS box. This server is only used to serve a single iSCSI extent to my Citrix XenServer pool and was wondering if I should setup them up in a RAIDZ or a RAID 1+0 ...
4
votes
1answer
1k views

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, ...
4
votes
1answer
592 views

FreeNAS zfs zraid two failing disks

I have a FreeNAS 8.3 file server with ZFS running four 3TB disks in raidz. camcontrol devlist: at scbus0 target 0 lun 0 (pass0,ada0) at scbus1 target 0 lun 0 (pass1,ada1) ...