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Questions tagged [truenas]

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

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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 the different implementations of ZFS are…
iconoclast
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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. Applications are unaffected. action: Determine if the…
Dan
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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 Cacti server. The SNMP data from both the pfSense…
Josh
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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 requires removing all of the cables connected to…
Timothy R. Butler
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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 lose 1tb per 2tb drive using RAIDZ or to use this…
Timothy R. Butler
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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.
Bob
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zdb doesn’t recognize my pool?

On my freenas server, zpool status tells me I have 2 zfs pool : data & freenas-boot : % zpool status pool: data state: ONLINE scan: scrub repaired 0 in 0 days 04:16:16 with 0 errors on Mon Nov 20 00:59:24 2017 config: NAME …
paulgreg
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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 ZFS volume? In FreeNAS, this is probably a raw…
Devator
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Finding which process is reading from disk constantly on FreeBSD

EDIT: This ended up being a scrub process. Run zpool status -v and read the scan status for your pool clearly. I have a TrueNAS server running FreeBSD and this morning at 12 AM the disks started to be read from constantly. I thought this was some…
Bilbo Baggins
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Offline uncorrectable sectors in SSDs being used for ZFS L2ARC?

I have two enterprise-grade SSDs that I've been using for L2ARC in an OpenZFS pool for a few years. Workflow during this time has been fairly heavy, with lots of reads and writes, serving up video to clients for video post-production. Recently, got…
user260467
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ZFS vdevs accumulate checksum errors, but individual disks do not

I'm running a vendor-specific derivative of FreeNAS 9.3. My trouble started when I installed a new JBOD chassis to add two new vdevs into my pool, and the chassis had a bad board. During this time, I was seeing SAS power errors on the drives on the…
user260467
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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 space that must be left free! A 40TB array would…
SnakeDoc
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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 RAID10, but something similar too it), with a…
Litzner
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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 DHCP/PXE, so i can configure them all quickly. I…
cusspvz
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"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 tank0 ad6 Shutdown, remove and replace disk zpool…
tomfanning
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