Synology manufactures Home, Small Business, and Enterprise-grade NAS appliances, all powered by their Disk Station Manager (DSM) Software suite and expandable through first- and third-party packages.

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Import root certificate in Synology

I am looking for a way to import a root certificate in a synology server (the certificate comes from a ssl intercepting proxy). I have copied the certificate to /usr/share/ca-certificates/<...
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14 views

Raid only half a Disk on 2 Disk Synology NAS

I currently have a Synology DS215j 2Bay Nas populated with 2x4TB Drives using Synology's SHR (similar to RAID1), and therefore 4TB of redundant storage. There are 2 categories of Data on the Nas: "...
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6 views

How to connect to Synology disktation as a normal user (no root) without gui (using linux terminal)

How can a regular user (no root) connect to a synology diskstation and download / upload files only without root permissions and without using some gui (browser / filebrowser)? I already activated ...
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12 views

What is [migration/1] on Synology DSM6.0?

We have a constant high load (>95%) on the CPU of our Synology DS2413+. top reveals this: PID USER PR NI VIRT RES %CPU %MEM TIME+ S COMMAND 12 root rt 0 0.0m 0.0m 32....
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1answer
34 views

Mount encrypted folder on synology nas via terminal

I was searching for a solution to mount an encrypted folder on my synology nas via terminal and found out that DSM uses ecryptfs. Using mount.ecryptfs $ENCRYPT_DIR_PATH $MOUNTED_DIR_PATH actually ...
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33 views

Synology NAS: going from 3856 bad sector count to 0

I've received my monthly disk health report like this: Dear user, The following is your monthly report regarding the health of disks on DiskStation. You can also check the health of individual disks ...
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17 views

Some NFS mounts from synology NAS lose execute permission after mounting

I am mounting 5 shares from my synology NAS on a ubuntu server. They are all identically shared on the NAS and identically mounted. The mount points before mounting are all drwxrwxrwx. After ...
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31 views

Disable admin password reset via the reset button on synology nas

I need to disable the admin password reset, when pressing the reset button on a synology nas. It would be nice to be able to reset via the website instead, but it is not the primary objective. If ...
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20 views

Synology 716+II DSM cannot join to the Domain

We just newly bought Synology 716+II NAS Storage, All went well but problem came when I want to join the NAS to our Domain. The thing is, The DSM shows "Failed to join the Domain" but when I go to our ...
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43 views

network drive mounts itself multiple times (win10, synology NAS)

I have a strange problem. One of my network drives is mounted multiple times to different drive-letters, from time to time. I have 3 network drives (git,home,common) mounted to (git)X:,(home)Y: and (...
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45 views

Synology Web Clipper - quick capture mode, what is this?

It took a while to get the answer from Synology support but finally I got. Since is not mentioned in their help or KB I will share the information here. After this option ticked, it will remember ...
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14 views

Script that start/stop programs based on if connected to wlan or not

I would like a script that automatically enables Surveillance station on my Synology NAS when i leave home (my phone dissconnect from my WLAN). Do you have any idea how to solve this? Python?
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28 views

How to install Plone on Synology DSM 5.2-5967 (CPU QorIQ P1022)?

I have a Synology DSM 5.2 (213j+), I have python 2.7 installed, I am trying to install Plone on it. I downloaded the universal installer Plone-5.0.4 and launch the following script: ./install.sh --...
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3answers
70 views

How to stay logged in via SSH to a Synology Server?

How do I stay logged in continuously to a Synology (custom Linux) server via SSH? I am trying to get a program to run continuously on the server but when I close my SSH window from my own computer, ...
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27 views

make for gcc 4.6.4 cross-compilation fails due to “/lib/ld-linux.so.3: No such file or directory”

I'm compiling gcc 4.6.4 for use on a Synology DS214 with armadaxp ARM processor on a Lenovo IdeaPad U410 with Ubuntu 16.04 amd64. Following the Synology DSM developer guide I extracted the Synology ...
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49 views

Synology - Users can delete the recycle bin

Hello to the SuperUser's Community, I have a question about the Synology Share's Recycle Bin. Username/Group/Folder/Rights SuperUser/Administrators/Public/RWX User/Users/Public/RX The SuperUser ...
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16 views

Recover Data Using Synology NAS

I bought a Synology DS415play around 2 years ago, and plugged 3x 4TB hard drives into it and set them up as a Synology Hybrid RAID. I've been using it to store my media on it and haven't touched the ...
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26 views

Diskstation (Networkshare) - Deleted File but Space still in Use

So I've been trying to clear up some space on my backup drive. The Volume is 17TB in Size but it's in use by 96%. Now, I deleted a 2.5TB File but the usage isn't going down. I've went ahead and ...
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131 views

Can I connect to Synology NAS directly over ethernet cable while NAS in DHCP mode

I want to connect directly to my NAS with ethernet cable and it doesn't work. I have reset the NAS on reset button a few times but i can't connect to it... I tried with static IP from my NIC and with ...
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76 views

Does Synology Hybrid RAID (SHR) have faster read/write speeds than a single HDD?

So I have 4 of the same drive (5400 RPM WD Red's) in SHR. Since there is data parity (same chunks of data exist on multiple drives), will the read speed be greater than that of a single drive? Could ...
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210 views

Synology DSM 6.0 command synonet --wake is not working

When I tried to start a computer on my network from my Synology NAS with the command below, I got an error "mac format in not correct". Here is my code: synonet --wake 00-01-02-03-04-05 eth0 I ...
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63 views

Is my NAS secure if no internet access is allowed?

I have a Synology DS214se, with DSM 6.0 update 3 installed. QuickConnect is disabled and I haven't added any external access permission. Is my NAS safe from attacks? I was wondering if I should add ...
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12 views

Going from 4 disk raid to two disk raid in a Synology

Currently I have 4x 3TB installed to my Synology using SHR. I want to buy 3x 8TB and remove the 3TBS from my setup. Is this possible without having to reinstall?
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18 views

Where do I set the default permission for a newly created user home directory on the Synology NAS?

In this here "Synology 213j" NAS running "DSM 6.0-7321 Update 2", whenever I create a new user, its home directory in /volume1/homes is created with permissions 755. For example, Foo User: drwxr-xr-x ...
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159 views

synology: rsync via ssh requires full path

I found the following behaviour on a Synology RS814+ > ssh backup01 rsync Permission denied, please try again. > ssh backup01 'which rsync' /usr/bin/rsync > ssh backup01 'echo $PATH' /usr/...
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53 views

Find the largest file in a Synology NAS drive

I'm trying to find out in a Linux terminal on my Synology NAS drive, how to see how much space is taken up by directories labeled as eadir. For those not familiar, these are basically metadata files ...
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84 views

Synology two-bay NAS with existing data?

I'm considering purchasing a NAS, a Synology DS216 (or perhaps a DS216j). I have 2x 2TB drives available; one is full of data; the other is blank. I want to use the NAS in a RAID-1 configuration, to ...
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1answer
110 views

Crashplan 4.5 On Synology Diskstation UnsatisfiedLinkError

I've been running Patters' port of CrashPlan on my Synology Diskstation DS213j (ARM CPU). I recently upgraded the DiskStation OS to DSM 6.0. As part of the upgrade the CrashPlan service upgraded ...
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544 views

Synology DSM 6.0 SSH - command ether-wake no longer working

Since I upgraded to DSM 6.0, I no longer have the ability to 'wake on lan devices in my network. I used to do an SSH from a remote computer and ran following command: ether-wake -i eth0 AA:BB:CC:DD:...
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19 views

Synology DS212 hung. Could it be a file with an “illegal” UTF file name?

I have a Linux server backing up several other hosts on a Synology DS212. Intermittently, I find the DS212 dead in the water, with the Linux kernel bemoaning a NFS failure: 2016-04-01T03:58:40....
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222 views

Synology services suddenly don't run anymore

I have a Synology 213+ running with SabNZBD, Sickbeard and CouchPotatoServer. However, since today(?) these services suddenly don't start anymore. When trying to start these services manually I get ...
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9k views

Synology DSM - Can't log as root (but works with admin)

After some automatic updates (or being hacked ?) I have many things broken and a huge problem to resolve them since I can't login as root anymore. ssh admin : login success su root : permission ...
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238 views

Synology: Script to move files between folders

On my synology server I have a source folder /volume1/Temp/a and a destination folder /volume1/Temp/b. I will like a script that I can schedule to run daily under DSM's control panel/task scheduler ...
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3answers
4k views

Synology SSH Root password does not work

Last night my Synology upgraded to a new version and now my Root password when logging in to SSH no longer works. I have already tested and I can login to other SSH accounts and I can also login to ...
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2answers
113 views

Synology /bin/sh: command not found

My Synology NAS just upgraded and a lot of things have broken. My cronjob that calls Python3 keeps saying /bin/sh: python3: command not found but /bin/sh exists and I am able to call Python3 from the ...
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1answer
79 views

Synology Diskstation Local Backup Does Not Overwrite Changed Files

I have a problem regarding local backups with my diskstation. I have a separate maschine that provides a shared drive. The DISKSTATION has included this shared drive and can read and write to it. So ...
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2answers
205 views

How do I find files or folders with a certain name length? [duplicate]

I'm helping my uncle transferring all his photography images from a Windows machines internal and external hard drives to his newly bought NAS and we stumbled across a little problem (happening to '...
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22 views

Can you have a SSH window on a Synology itself?

I was wondering if it's possible to SSH on a Synology itself, instead of on your local machine? I need to merge folders/copy files/ignore already done all data from an USB drive (connected to my ...
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1answer
227 views

rsync vs cp on Synology NAS

After i was disappointed with the performance of an external USB drive with my Synology DS251j i did some transfer tests on the shell. Interestingly i found that copying a 1GB test file takes over ...
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108 views

Music Videos on Plex on Synology

I have Plex running on a Synology and I am trying to add Music Videos that I have downloaded. I have followed the instructions from Plex but nothing seems to be happening. I am adding videos as a ...
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1answer
27 views

Is it safe to mv files to and from two drives simultaneously?

I have two disks on my Synology DS215j. Disk 1 is /volume1 and disk 2 is /volume2. size of folder disk capacity free to move from ---- -------- ------ ----------...
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1answer
65 views

Change Permissions for SSH User

In my Synology NAS, I have created a SSH user whose home directory is /volume1/USERNAME. However, this user can access other directories. Is there a way to limit him to not be able to access anything ...
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97 views

Create Second SSH Account for Synology

Is it possible to create a second ssh account in my synology nas that only has access to a certain directory? I don't want the second account to have full root privileges
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17 views

Linking Subnets Over DDWRT Wireless Client

This ones had me going for a few days. I have a Uverse supplied Motorola NVG589 that supplies our TV, phone, and wireless internet. In my room I have some networking gear which include an ASUS RT-...
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43 views

Is it possible to create RAID1 and JBOD with 2 hard drives?

I have a 2-Bay Synology NAS enclosure and ideally I want to achieve the following setup, unfortunately the GUI doesn't allows me. So my question is Is it possible to create the following setup? And if ...
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1answer
156 views

Synology Diskstation has two ssh ports after changing standart port on DSM 5

I was trying to change the standard ssh port on my Diskstation, running DSM 5, by editing those two files: /etc/ssh/sshd_config /etc.defaults/ssh/sshd_config and uncommenting and changing the line ...
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1answer
859 views

Synology NAS, direct copy/move from USB card reader?

I'd like to be able to plug in an SD card reader direct to my DS415play and be able to move files to my photos location so that i dont have to do it at a slower rate from my laptop over wifi. I've ...
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1answer
117 views

Migrate non-redundant data to larger disk on Synology NAS

I have a Synology DS213j using two disks I had to spare, 2TB and 1.5TB. These are nearly full so I plan to replace them. To put all data onto the new disks I just wanted to connect the old disks to my ...
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72 views

Backup of /usr/local/XXXX on upgrade

I kept some Python scripts in my /usr/local/python folder on my Synology NAS. I upgraded Python and my files were gone. Is there any way to recover it?
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66 views

rsync “file has vanished” for broken symlinks when --del is used

I'm using rsync on a Synology NAS to make daily hardlink-snapshots from all shares. To have a off-site backup, I'm copying the local backup away. Due to performance, only the newest backup is copied ...