Questions tagged [synology]

Synology is a company best known for its Network Attached Storage (NAS) product line.

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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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Total space in bkps using rsync and hardlinks: who is right between du and Synlogy web interface?

I bkp my server root partition on a Synology NAS (fs: btrfs) mounted as NFS on /mnt/bkps using this script that is based on rsync and hard links, to to have daily bkps. If I check the space using du ...
Antonello's user avatar
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how to setup failover network with docker on synology

I have one synology nas with 2 nic and I have two different internet connect from 2 different ISP. and I am using cloudflare zero trust service in my docker on synology. that nas server nics connect ...
Devrimer's user avatar
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Synology Docker - Automatically start server with nodemon

I'm a beginner with docker. In Synology, I'm able to create a container through an image via their UI and customize it without touching any configuration file. When I configure my container to run the ...
Airerr's user avatar
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Synology NAS, Nginx, php-fpm, file not found

Hello and a happy new year! I also get the very common but annoying error: "File not found". Now, i am trying to be as precise as possible and hope somebody knows what the problem is. Short ...
Bertl's user avatar
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RTNETLINK answers: Cannot assign requested address

161: ovs_bond0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1 link/ether 00:11:32:xx:xx:xx brd ff:ff:ff:ff:ff:ff inet 192.168.0.20/24 brd 192.168....
Silver Lee's user avatar
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Connect to Synology NAS with AD computer account

I need to access a Synology SMB shared folder with the use of a computer account. I have joined the Synology to the domain, but I only see the user accounts and even adding Domain Computers to the ...
Satory's user avatar
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I can't start any VMs on Synology Nas 920+ Virtualization Manager

I was having trouble starting any VM on the Virtualization manager on my Synology 920+ with DSM version DSM 7.2-64570 Update 1. Nothing worked. I was trying all the Ubuntu's mainly server, but desktop ...
BillRoth's user avatar
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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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MACVLAN Docker containers on Synology NAS with 2 VLANs cannot reach the host

I have 2 VLANs on ETH1 port on Synology DSM 7.2. I use the MACVLAN driver, so my containers look like "seperate computers" on the network. I can reach the container from the network and I ...
Ellessar's user avatar
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Access to SMB folder from LocalService account

this is the situation: I have a Synology server with file folder normally accessible from the windows domain computers; I also have onto the primary domain server an application built onto Apache ...
ilchannel's user avatar
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Is my traffic to my Synology leaving my network?

I have a Synology DS723+. I currently have it port forwarded and set up using the Synology dynamic DNS service. It works great, I can access it from outside my network with no problem. However, I ...
Jackson Zamorano's user avatar
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865 views

Synology join LDAP domain: failed to load user data

I'm currently trying to setup SSO on a synology nas using Keycloak and ApacheDS. I've successfully joined the domain and can finally see all users and groups in the directory and I can edit the groups ...
CShark's user avatar
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IIS_IUSRS doesn't exist to be added on Synology share

I used to have my website running on a physical Windows Server 2016 machine with IIS 10 which accessed its data files on an old Netgear NAS. I have since replaced the NAS with a Synology RS815+ ...
user2930584's user avatar
1 vote
1 answer
634 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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Traefik on Synology: LetsEncrypt says it has DNS issues but the certificate file looks valid

My curent Network: Router - 192.168.1.1 (static) Windows PC - 192.168.1.10 (static) Synology NAS - 192.168.1.11 (static) DockerPihole - 192.168.1.12 (macvlan-static) DockerUnbound ...
LorneCash's user avatar
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How to load modules on Synology NAS on boot?

I have a Synology NAS (DSM 6.2.4) and I would like to load usbserial.ko and cp210x.ko on boot. When I run: sudo insmod /lib/modules/usbserial.ko sudo insmod /lib/modules/cp210x.ko The drivers work ...
guttermonk's user avatar
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394 views

Logging into DSM7 NAS hangs after entering password

My network is based on Ubiquiti Unifi devices and has some printers and assorted clients, and a Synology NAS running DSM7. A few days ago the network suddenly developed problems. It's beginning to ...
noughtnaut'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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Can't make http requests upon an OpenVPN connection to a Synology NAS

I have a working OpenVPN Server on a Synology NAS. All works fine if I try to connect with Tunnelblick. However, if I use the OpenVPN client on a mobile device, I can't perform any http request. My ...
floatingpurr's user avatar
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Access to specific domain from specific IP in local network

I have in my local network some docker containers with firefox that running on different ports like 5801, 5802, etc. So that only the device from which the launch was requested was accessible, i used ...
evgeniy317's user avatar
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How to use public certificates with OpenVPN on Synology DSM?

I have set up my Synology DSM to acquire and renew certificates from Let's Encrypt using acme.sh. The problem is as follows: Synology's VPN Center package automatically picks up the default ...
iBug's user avatar
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What are the required networks (physical and virtual) for a 3-node VMM cluster?

I'm setting up a 3-Node Synology Virtual Machine Manager cluster and I am unclear on how to properly setup the dedicated cluster network vs other networks. I've read through all of Synology's guides ...
Swisher Sweet's user avatar
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1 answer
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Growing a RAID-10 on Synology NAS?

I was hoping to add two additional disks to my Synology NAS. Currently it is configured as a four disk RAID-10, no SHR, BTRFS, single volume system. Unfortunately extending a RAID-10 is not possible ...
TylerDurden's user avatar
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Removal of one HDD (2TB) from a storage pool gives me warnings (2TB+8TB+8TB SHR)

I have 3 drives in Storage Pool 1 and want to remove one of the drives (2TB). I went to Storage Manager and deactivate the small drive and now gives me warnings. I plan to later add another 8TB but in ...
Zippy's user avatar
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UPS network shutdown for Synology and ESXi, USB UPS

I have had a USB UPS for a while now and although I've never had a power outage with it and my Synology NAS, in testing it's worked great connected just with USB to the NAS. Now I've added an ESXi ...
charlespick's user avatar
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1 answer
3k views

How to enable iSCSI MPIO Round Robin on ESXi 7

I'm running the free version of ESXi and a Synology's iSCSI SAN for storage. Synology details setting up Round Robin load balancing in the final step of their guide to setting up MPIO here: https://kb....
charlespick's user avatar
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564 views

Route all traffic from port over non default route

All my traffic goes through a subscription VPN service via a gateway. I now want to have a Site-to-Site OpenVPN connection between two synology NAS, with one sitting behind the VPN gateway, the other ...
Nils's user avatar
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How to backup MSSQL to NAS storage with local credentials

I have Synology NAS with local credentials authentication. How can I create a backup from MSSQL to such share? My only option is to authenticate with username/password combo since the Synology UI does ...
Kamsiinov's user avatar
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1 answer
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Can you copy a file to share with scheduled task not logged in?

On Server 2016, I'm trying to copy a file to a synology drive. I want the scheduled task to perform this task, without me being logged in. The network path, requires a username and password. NET USE I ...
user1627836's user avatar
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1 answer
200 views

Does a Synology DS36xx have any kind of battery-backed cache for the RAID controller?

I've used Dell Perc RAID controllers in the past. In those systems, the (hardware) RAID controller usually has an onboard battery backup system that stores the cache state in the event of a sudden ...
mhucka's user avatar
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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
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1 answer
363 views

Synology DS420+, mariadb permission denied in /volume1/logs/mysql

I would like to put the MariaDB logs in an easily accessible place (without having to go through the ssh), but I couldn't do it. My current configuration is as follows: [mysqld] general_log ...
Nomanoclass's user avatar
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0 answers
314 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
1 vote
1 answer
593 views

btrfs - remove drive from raid array

I have 4 (3TB) drives used for backups inside my PC case I want to migrate to a NAS bay. I was wondering if the drives could be migrated over one at a time by disabling RAID. Here is the output from ...
Nathan's user avatar
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1 vote
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348 views

Wordpress on Ubuntu Server behind Synology Reverse Proxy (HTTP-HTTS) settings

I am currently setting up my website and need some help while setting the access as it should be. Here the facts: I have a static and public IPv4 address registered TLD (gear-trade.at) DNS entry ...
HightronicDesign's user avatar
2 votes
1 answer
4k views

Synology Storage Manager rejects healthy disks as "Critical" because of "reset commands"?

I am trying to install a new HDD in my DS1515+. The hard drives are brand new Seagate Exos X. I have bought 3 of these drives, and 1 of them works fine and is now part of my storage pool, but the ...
Esben von Buchwald's user avatar
1 vote
1 answer
377 views

Synology SHR Volume - Migrate from 3 disks (RAID5-ish) volume into 2 new disks (RAID1-ish)

What I have: 3 x 6TB SHR Volume with 12 TB redundant storage (1 disk recently broken) What I want: 2 x 18TB SHR volume with 18 TB redundant storage (I'll expand the volume after the migration) Of ...
Esben von Buchwald's user avatar
0 votes
1 answer
649 views

Establishing SSL with MariaDB10 on Synology

Can anyone please point me to a solution for enabling SSL connections for MariaDB10 on a Synology device? The device is a Synology NAS running DSM 7.0.1 (Update 2). I have: Created the recommended ...
Tree28's user avatar
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0 votes
1 answer
706 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
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How do I set up an nginx reverse proxy for Synology drive?

tl;dr I tried setting up nginx to forward a TCP connection over 6690 to Synology Drive. But when using listen 6690 ssl; the Synology Drive Client cannot find the NAS, and when using listen 6690; (...
Max Z.'s user avatar
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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
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872 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
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1 vote
0 answers
707 views

Slow File Transfer Macbook to Synology/Proxmox Server using AFP

Noticed slow transfer speeds of ~35 MB/s when sending a single 5 GB file from my Macbook Pro to my NAS running on Xpenology/Synology in a Proxmox VM. The NAS is first mounted onto the Macbook Pro ...
Athena Wisdom's user avatar
5 votes
3 answers
2k views

User directory does not exist when logging in via ssh to a Synology NAS

On a Synology NAS with DSM 7.0 I have created through the Graphical UI a dedicated admin user (as recommended in Synology's setup procedure), then I have enabled ssh login and now I can ssh into the ...
halloleo's user avatar
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1 answer
867 views

NAS rsync - delete files from destination which are not on source and are 1 week old

I have hyperbackup running from source NAS to destination NAS with the below settings Backup type - Rsync Options - reserve backup file at destination With this i have a backup method that results in ...
Arshad Azeem's user avatar
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1 answer
805 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
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1 vote
1 answer
4k views

How to properly setup Mullvad VPN with a Synology Diskstation

There's lots of howtos out there for this, and I've even (successfully!) followed them in the past to get my VPN setup on my Synology but for some reason, since I reset the box and wiped everything (...
Daniel Quinn's user avatar
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0 answers
538 views

Using NGINX to Access Synology services without port numbers?

First, I apologize if this isn't the right forum as this is somewhat of a networking question. To give a brief explanation of what I want to achieve is basically have the services or apps provided by ...
AJ Tatum's user avatar
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462 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
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