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Forum Discussion
Maximus360
Mar 18, 2021Guide
Backup Procedure Help
Hi All Can somebody please simplify for me how the backup process works. I have just purchased a backup drive that is connected to my NAS via USB. I want to now backup my Video share which is arou...
Maximus360
Mar 18, 2021Guide
Hi Marc_V
Thats great thanks for confirming this. I Have another question regarding what protocol to use when backing up data.
So my setup is basic. I have my NAS RN104 primary media server and a Desktop Backup HDD which is connected to the RN104 via the USB3 port.
I have tested a backup job using local to local (NAS to USB3 Port) and this worked fine.
Only thing i noticed is if i modify or delete a file on the primary server then run the backup the files on the USB drive do not change. After doing some research it seems i would need to setup Rsync for this function to work. So i have now setup an Rsync backup Job (Local NAS to Remote Rsync Server) and tested and it works how i want it to.
My question is what is the best (recommended) way to backup from NAS to Local USB drive. What will offer the fastest speeds? Should i only use Rsync if tranfering over a WAN?
TIA
Sandshark
Mar 18, 2021Sensei
If you want to use the rsync option to delete files on the target that are deleted on the source, then set up the backup source or destination as a "remote" NAS at 127.0.0.1, which is known as the localhost address and points back to itself.
- Maximus360Mar 18, 2021Guide
Hi Sandshark
Thanks for the info. I have it working (i believe) without setting the localhost IP 127.0.0.1.
I am using the Readynas web portal and i just enabled Rsync on the Shares i want to backup. When configuring the backup job, for the remote host IP i used the Private IP that is configured on the NAS. Then i enabled 'remove deleted files on taget' in the advanced section. I run a few manual tests by deleting and modifying files on the local server, these files then adjusted on the remote as expected.
I basicallly want to achieve a scenario where the Backup USB HDD is always mirrored to the primary NAS Drive. What ever files/folders change on the primary should change on the Backup. I think i have achieved this with my current Rsync setup.
How is data transfered with Rsync when the backup is a USB connected directly to the NAS. I assume it will be using the USB3.0 speeds as the backup drive is not a network drive.
TIA
- StephenBMar 18, 2021Guru - Experienced User
Maximus360 wrote:
How is data transfered with Rsync when the backup is a USB connected directly to the NAS. I assume it will be using the USB3.0 speeds as the backup drive is not a network drive.
It's transfered over USB.
It's better to use 127.0.0.1 as the address, as that will work no matter what the current NAS IP address is.
- Maximus360Mar 18, 2021GuideHi Stephen
I have observed speeds using both local USB backup and remote rsync backup.
RSYNC was maxing out at about 15MB/s
And USB backup was maxing out at about 35MB/s.
I've double checked my USB standards and it looks im using USB2.O high speed. Also the USB drive is NTFS could this cause bottlenecks with RSYNC?
Do you have a recommendation on what would be the best method to backup from NAS to USB drive?
I will be backing up once every week and ideally want the USB backup drive to always mirror whats on the primary NAS.
TIA
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