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Questions tagged [network-attached-storage]

NAS stands for Network Attached Storage, a mechanism for providing file-level access to storage across a network.

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Token 1/24 Kaptain Charlie ifon/kric [closed]

What is the reverse engineering for tokens or code :348de4f431089b3ca74b56b696d86ca272391313e360297c99273b6962f1d73d
David Thomas's user avatar
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1 answer
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How is important cache for a backup NAS storage?

I'm working on a new nas to store veeam backups of some VMs. I will use some magnetic disks and my doubt is about optional ssd cache disks. I was wondering if it is important the cache layer, ...
Tobia's user avatar
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Installing and configuring ZeroTier application in TrueNAS

How to properly set up ZeroTier in the TrueNAS Scale server to access the NAS server through the ZT network? I have installed ZT and confirmed that it is connected through the pod shell. However, I am ...
cyberquarks's user avatar
2 votes
1 answer
124 views

Windows Server 2022 NAS/SAN

I have a Windows Server 2022 server intended to be used as storage server. In the server are two LSI 1068 HBA cards. First plan was MPIO, but is not working. The two LSI controllers have two SAS ...
SmartThinker's user avatar
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1 answer
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How can I query the version number of a remote rsync server (daemon)?

How can I query the version number of a remote rsync server (or daemon)? I can find out the version number of my local rsync client using --version: % rsync --version rsync version 3.2.7 protocol ...
Jim DeLaHunt's user avatar
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bcachefs - how to setup a ssd only volume

I stumbled across bcachefs a few days ago. After some research, I still have a few questions. As I understand it, only the foreground_target must be defined. Does it make sense to set up a ...
Peedy2495's user avatar
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2 answers
266 views

btrfs mount error "can't read superblock"

I have a synology nas drive in raid6 that had a drive failed. I replaced the drive and had two other drives kicked off the raid after a power failure crashing the storage pool. I was able to move all ...
L. Pinkston's user avatar
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1 answer
101 views

Do SSD still need supercapacitor today ? (NAS : Linux + MDADM + EXT4)

I'm planning to build a SSD based NAS, with Linux / mdadm / EXT4 (so, no ZFS or Btrfs). What happens in case of a sudden power loss ? There are a lot of posts out there stating that we should buy SSDs ...
ChennyStar's user avatar
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1 answer
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Partition unreachable in a HDD which was part of a RAID 1 cluster

I am out of options here because of my lack of knowledge and I seriously need a hand in order to get my data back. Yes, I did the mistake of trusting RAID system too much... Here is what happened: One ...
AlEmerich's user avatar
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Unable to connect via SSH or access NFS exports

This one has me puzzled, I've got a home server (Debian Bookworm) and several Raspberry Pi machines, also all running Raspbian Bookworm. Just for illustrative purposes ServerA Debian Bookworm PI1, ...
John Tetreault's user avatar
-2 votes
2 answers
355 views

How to delete files automatically from a NAS

There is a CP Plus NVR at my organisation which records data from the cameras and stores them in a dedicated QSAN XCubeNAS Server. Our NAS has limited storage, is there a way to automatically delete ...
Ayush's user avatar
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How to "mount" a Synology NAS on a Linux Ubuntu server like it is a local disk

I would like to mount a Synology NAS on a Ubuntu server to make appear this space like it would be a local volume for the system, in particular supporting the server users ownership and permissions. ...
Antonello's user avatar
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Data restoration of a RAID1 drive from a QNAP NAS

I have a dead QNAP HS-251 NAS enclosure, using two disks in RAID1. The enclosure is dead, but the drives seem fine. I would like to recover the data on it. . Of course, I have no backup... Stupidly,I ...
pim999's user avatar
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TrueNas Encryption method changed - Is the data safe?

just a quick question of understanding. I have a TrueNas Scale server and I just changed the Encryption method from key to passphrase. Now I wonder if I need to rewrite the whole dataset for this to ...
Jonathan's user avatar
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1 answer
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Can not read from Synology NAS from Windows OS, but Linux access works fine

So as mentioned in the title: we have a Windows machine here needing access to a samba share on a Synology NAS. This machine can not access it and Windows responds with "wrong username/password&...
roediGERhard's user avatar
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Would this be strong enough or just overkill? [duplicate]

I'm actually interested in building a web/mail server. I'll have database with thousands of users and multiple websites hosted on a LEMP Stack Server. Hopefully I'll eventually have thousands of ...
Aaron Catolico's user avatar
1 vote
1 answer
329 views

No Write Access to WD My Cloud NAS on Ubuntu Linux

I recently purchased a new WD My Cloud and was able to use the FTP app to transfer files from an old machine that was running OMV to the new NAS. I cannot seem to mount the NAS to my Ubuntu laptop ...
Dan Forbes's user avatar
1 vote
1 answer
712 views

Recover Raid in Synology DSM 7

After a DSM update, an issue with Synology branded cache drives caused my pool to crash and become unavailable. The 3 dots on the bottom only had the option to remove the pool, no option to enable ...
Dwayne O's user avatar
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772 views

Unable to connect to local Fedora Samba share. What am I doing wrong?

New to networking. Created a samba share in Fedora Server. This samba share is supposed to connect to a raid0 pool (2x4TB WD Red) that I created. The mount point of the raid0 pool is /raid0pool. The ...
cfs3corsair's user avatar
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379 views

Windows storage server 2019 exported NFS: chown permission denied

I've not been a windows server guy for a long time, so I'm not super familiar with the newer MS server OSes... but I'm trying to link up my linux host to a NAS at a customer site. Their NAS is ...
pbrunnen's user avatar
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Steps to succesfully persistent iSCSI LUN using Open-iSCSI on Ubuntu Server?

Using Ubuntu Linux Server 22.04 minimal edition without GUI, I need some help in mounting the iSCSI LUN using Open-iSCSI so it is mapped to /dev/sdb with the below command: Could you please let me ...
Senior Systems Engineer's user avatar
2 votes
1 answer
2k views

NFSv4.1 mount is extremly slow until remount

I have an issue that I don't know how to debug. I hope you can help me further with this. In my group, I administer a Linux compute cluster that consists of multiple compute machines and a Synology ...
Homan's user avatar
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1 answer
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Can you use a SAS fan-out cable to connect more drives?

I bought a Broadcom 9400-16e HBA that has four external ports. I was hoping that by using four mini-SAS cables that fan-out to two, I could double the number of connected drives from 16 to 32. However,...
Jorsher's user avatar
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-1 votes
1 answer
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Difference between SMB and NAS

I am getting aboard my family businesses and every thing is made with Microsoft. I see that 90% of the processes can be done with free software, and in this case, file sharing. My father always ...
ahwelp's user avatar
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-1 votes
2 answers
563 views

Which RAID is best for private use of NAS [closed]

I want to buy the DS 920+ with (4x)6TB Seagate IronWolf NAS HDD. I definitely want some reliability. I obviously don't want to lose any data which is stored on the NAS. Which RAID would be the best? I ...
Franz's user avatar
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2 votes
1 answer
502 views

Cannot get over 100k iops from storage on 10g network on 4k random blocks

My setup description: storage system for vm storage: supermicro server, 1-socket Xeon E5-2620 v4, 82599ES-intel-based RA-Link 10GE network adapter, 8x pci-e 2.0, plugged in 8x pci-e 3.0 slot, debian ...
John Kraft's user avatar
3 votes
2 answers
102 views

SAN Solution for diverse VM Servers

I recently got my fingers into Server Administration. I am currently the only person administering an air gapped network with 8 sites. Most things are dated and old but I get the money to renew things....
Auberginer's user avatar
0 votes
1 answer
172 views

Why is the Synology NAS not starting the VPN connection automatically

Our remote Synology NAS box is configured to connect to the local NAS box via VPN. Reconnect when the VPN connection is lost is ticked in the Control Panel -> Network->Network Interface section. ...
Rohit Gupta's user avatar
2 votes
0 answers
4k views

Unable to mount SMB shared : mount error(95): Operation not supported

I have created a shared folder in QNAP TS-433. I can mount the SMB share on a Windows client. I am unable to mount the SMB share on Linux (Centos 6.8). mount -t cifs -o ver=3.0,user=test //172.17.134....
supmethods's user avatar
-5 votes
2 answers
1k views

Encryption at rest for VM storage in a hypervisor done properly/elegantly

Given a very simple infrastructure - a single machine running a hypervisor(Proxmox if it matters), I want to achieve a good data protection against the hardware being stolen. Let's say there are ...
alex.b.bg's user avatar
  • 143
0 votes
1 answer
429 views

NAS de-duplication best practices - how do hardlinks handle compression?

I just joined a SMB as their first full-time tech guy, and the company's backup architecture is a mess. Leaving aside all other issues (of which there are many), the office has multiple different NAS ...
Ballyhoo's user avatar
-1 votes
1 answer
279 views

Are Western Digital SSDs compatible with QNAP TS-469U-RP NAS?

I just purchased a QNAP TS-469U-RP NAS. It is my understanding that just about any SSD will be compatible to work in a NAS, as long as the make and model of all four drives are identical. That being ...
MikeyE's user avatar
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-2 votes
2 answers
95 views

Is it possible to create a backup RAID 5 on a nas by replacing 1 drive at a time? [closed]

During a recent office relocation my QNAP TS-509 (RAID 5 with 4 2tb WD Red) wouldn't boot properly and fooling around trying to correct that I lost the volume. As I was expanding my very limited ...
Bob M's user avatar
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0 votes
1 answer
1k views

How to reset the resolv.conf file on a Synology Diskstation NAS?

Quick question from a newbie: Is there a way to simply reset the resolv.conf file? According to Synology support, my resolv.conf shows some strange DNS servers, which I have never specified. How can I ...
bakgwei's user avatar
0 votes
1 answer
239 views

Shared network attached storage - trunked with multiple vlans?

I am introducing an NFS server which I would like to share with KVM guests across different VLANS. I am trying to find a solution which would strike a good balance between function, serviceability, ...
Tomp736's user avatar
  • 13
0 votes
0 answers
325 views

Issues during Synology NAS LUN backup

I'm having an issue with my Synology DS210j, DSM 4.2-3211 version. NAS LUN backup fail issues began occurring for some time, with different backup tasks failing. Issue reported in logs for this job is:...
Pathfinder's user avatar
0 votes
1 answer
2k views

Best way to store database file on a NAS and run the server on a computer

I have a txt file more than 250go I want to create a database with that and access it by a python program that I'll be coding. I have a NAS server on my local network ( 1gbit network ) And I would ...
Eva exe's user avatar
0 votes
0 answers
41 views

What is this "phantom" group?

My LXC container mounts a NAS on /share. $ ls -lha / ... drwxrws--- 8 nobody 4000 153 Mar 21 16:22 share ... Since I cannot login as nobody user, I tried to make myself a member of the 4000 ...
yujaiyu's user avatar
  • 101
2 votes
0 answers
96 views

NAS solution for a synced two geo-location Active - Active

We are looking for an open source solution to NAS. We are going to use it on two different server farms with two different geo-location (expected capacity is 10TB). It should have the following ...
user951713's user avatar
0 votes
1 answer
726 views

Transferring data between a QNAP and Synology NAS over distance

I have two NAS devices, one from Qnap, one from Synology, each in a different city and need to transfer tens of GB between them. The Synology is accessible through QuickConnect and the Qnap through ...
Ondrej's user avatar
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1 vote
0 answers
19 views

Determining Required LUN Level Uniqueness

I have primarily used NFS for most of my storage needs but I find my self setting up some iSCSI targets today and had what is likely a super basic question. When I create an export for an iSCSI target,...
Sherlock's user avatar
0 votes
1 answer
37 views

How to make one volume with maximal capacity out of the two disks in a 2-bay NAS without striping

I have a Synology NAS with two disks which I want to combine to one large volume for backing up an other system. I don't need redundancy, so something like RAID 0 would do. However I don't need the ...
halloleo's user avatar
  • 163
1 vote
2 answers
1k views

Unable to access Qnap NAS device

I have a Qnap NAS connected to Qnap QSW-M2108-2C managed switch. That switch has one port leading to the internet and another port connected to a MacBook running Qfinder Pro. Everything was working ...
hughesdan's user avatar
0 votes
1 answer
908 views

Rsync from MacOS to Synology NAS: "@ERROR: host is denied to login"

I'm using a Synology S420j (running DSM 6.2.4-25556) to backup files from my Mac (Monterey v12.1) using the following command: rsync -avz --backup [email protected]::backups/ This has previously ...
stevec's user avatar
  • 131
-1 votes
1 answer
93 views

Is there a risk for HDD being loosely packaged for transportation?

I have received two HDDs (for a NAS) in a loosely package and not really sure if it is safe to keep them. My concern is that they might have been damaged during transportation. Although it doesn't ...
devnull's user avatar
-1 votes
3 answers
1k views

WD MyCloud NAS - 1 Failed Drive replaced, found another dead one before array was rebuilt [closed]

I have a WD MyCloud 4-bay NAS with 4x 3tb drives in it setup in a RAID10 configuration (with a total RAIDed capacity of 5.5tb). A drive had failed and I got it replaced. When I entered the dashboard ...
GhostWolf's user avatar
0 votes
1 answer
842 views

How do I backup my Synology NAS to an an expansion unit to carry offsite?

My intent is to use an expansion unit (DX517) to backup my DS920+ NAS, say every week, and then carry it offsite. I hope I bought the right equipment! I'm an absolute novice at this. All I've done so ...
Mustang's user avatar
  • 101
1 vote
1 answer
719 views

NFSV4 w/CHMOD & CHGRP

I'm just starting off with NFSV4 and had a few questions. So normally when creating an NFS share on a NAS filer and mounting on a client I would run a chmod & chgrp to set things up the way I want....
marshit's user avatar
  • 31
0 votes
0 answers
474 views

Cannot reach Synology NAS with Windows Explorer

I cannot access the office Synology NAS from one of the clients on the network, using Windows Explorer. When I click its icon in the Network section, I get an error: "Couldn't access \\...
Ben Opp's user avatar
  • 257
0 votes
0 answers
438 views

MS Access database across small company LAN: NAS vs virtualized Windows Server

I'm currently developing a small sized Windows application. For compatibility reasons, I'm limited to use MS Access as DB "backend" (migration to SQL Server planned but not doable yet). In ...
IFrank's user avatar
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