![]() ![]() ![]() If using Synology Hybrid RAID, you need to bear in mind the following: ![]() How it’s recommended to go about expanding the storage pool in Synology NAS depends on the RAID type employed. It’s important to ensure your storage pool is in a “Healthy” state before progressing with increasing the amount of space in the storage pool. This is when we should expand the storage pool by adding larger drives. It’s inevitable that you’ll eventually run out of space if more data is transferred to the NAS. How to expand storage pool in Synology NASĬhoosing the best NAS drives for your Synology enclosure ensures you will have ample capacity to store all your data on reliable mediums. Click on the affected volume on the left sidebar.Install the new drive by reinserting the drive tray.Replace the drive with the new one on the tray.(Power down the enclosure if it doesn’t support hot-swapping.) Look at your Synology NAS and count from the left.Note the number of the drive that you wish to replace (or the one with a detected fault).Click on the three-dot icon on the storage pool that includes the drive you wish to replace.When you’ve got spare bays available, the process is incredibly straightforward: Note: this process will clear the replacement drive, so ensure it’s empty and/or you’ve backed everything up. If you’ve got a damaged or dead drive inside the Synology NAS, it’s easy to swap it out for a new one. As always, I recommend you back up your data! How to replace a drive in Synology NAS Only a single drive can be replaced at any given time and SATA/SAS, HDD/SSD drives are not interchangeable. The storage pool also needs to be composed of at least two drives and the Synology NAS needs to contain at least one drive that’s not in use. The “Replace Drive” button will only be available to NAS with a configured SHR, SHR-2, RAID 1, RAID 5, RAID 6, RAID 10, or RAID F1. Synology also has a handy RAID calculator that can also provide insight into whether replacing a drive will affect the current capacity of the storage pool. This is what we’ll be using for this guide. Synology has a Replace Drive feature in DiskStation Manager, which facilitates the process of replacing drives, be it a dead one or a drive with lesser capacity. What you should know before replacing a drive How to expand storage pool in Synology NAS.What you should know before replacing a drive.If you somehow come across a dead drive inside your Synology NAS, there are some things you should consider and steps to take to replace it without losing data. Note: To restore drive indicator status, go to Storage Manager / Go to the HDD/SSD tab / Action / Switch Drive Indicator Status/ click Restore.Drives do not last forever, including those specifically designed for network-attached storage (NAS). Note: You cannot switch the status of drive indicators on cache devices since there is no indicator on such devices. When the orange led is on, you are free to change your faulty disk and insert a new one without having to turn off your NAS. Before “Switch Drive Indicator Status”.Click Switch to switch drive indicator status.Set the amount of time the drive indicator remains “alert” for, which can be between 1 minute and 60 minutes.Follow the instructions in the image below. Select a drive and click Action, then click Switch Drive Indicator Status.Please Support My work by Making a Donation. Below are step by step instructions on how to change an SSD/HDD disk if your NAS is turned on. The green triangle LED on your NAS will turn orange after this operation. In the DSM operating system there’s an option called “ Switch Drive Indicator Status” which allows you to “sleep” a disk and safely remove it. Your selected RAID system needs to be tolerant of the hot swap by having 1 or 2 disc redundancy. Your DS model’s tech specs will tell you whether it supports hot swapping or not. What is Hot Swap? Some models (generally not the budget-friendly models) allow you to pull and replace a disk while the system is powered on, which is useful if you want to swap a disk without any downtime. If you use your NAS as a web server or for hosting websites (like I do with ), you’ll find it very useful to know how to change a disk without having to turn off your NAS and, therefore, avoiding having downtime on your website. If you need to Hot Swap a hard drive on your NAS, you can use the drive indicator light on the front of your NAS to identify which drive needs replacing. If you have set up RAID 1 or 5, what you will read below should help you. Sometimes you have to change a faulty SSD/HDD disk on our Synology NAS.
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