NAS monitoring with PRTG
Keep a 24/7 eye on the health and performance of your network-attached storage
- Automatically detect NAS devices in your network and prevent data loss
- Get alerted in real time to memory shortage and other storage issues
- Collect and analyze historical data for informed capacity planning
Our users give top ratings for monitoring with Paessler PRTG
PRTG NAS monitoring: What you’ll find on this page
PRTG makes storage performance monitoring as easy as it gets
Custom alerts and data visualization let you quickly identify and prevent all kinds of NAS performance issues in your network.
4 ways PRTG ensures seamless performance of your network storage devices
Quick installation and setup
Install PRTG with just a few clicks. Its built-in Auto-Discovery feature then detects all the NAS devices connected to your network, using device templates for the NAS systems of several manufacturers, including Lenovo EMC, Buffalo, QNAP, Synology, and NetApp.
Optimized capacity planning
Monitor storage capacity and performance metrics to reduce or even eliminate malfunctions in your network-attached storage system and avoid costly downtime. PRTG’s wealth of historical data helps you to plan storage efficiently and keep storage infrastructure investments to a minimum.
Seamless distribution of storage space
PRTG helps ensure storage resources are efficiently distributed across your network. It checks hardware, system statuses, physical and logical disks, network connections, and input/output operations to guarantee the safe storage of data.
Rapid error source identification
Identify memory bottlenecks in real time and allocate the right amount of storage space. You can also record suspicious traffic, and ensure that backups are performed successfully to avoid unpleasant data loss surprises later on.
What NAS monitoring looks like in PRTG
Diagnose network issues by continuously tracking NAS, file servers, LUNs, and other network devices in your storage environment. Show hard disk space, bandwidth and memory usage, latency, data transfer speeds, and other key metrics in real time. Visualize monitoring data in clear graphs and dashboards to identify problems more easily. Gain the overview you need to troubleshoot all kinds of NAS performance issues in your IT infrastructure.
Device tree view of the complete monitoring setup
Preconfigured SNMP QNAP System Health sensor in PRTG
Custom PRTG dashboard for keeping an eye on the entire IT infrastructure
Start monitoring NAS systems with PRTG and see how it can make your network more reliable and your job easier.
“All-around winning “The real beauty of PRTG is the endless possibilities it offers” “PRTG Network MonitorIT experts agree: Paessler PRTG is a great solution for IT infrastructure monitoring
network monitor”
is very hard to beat”
4 more reasons to choose PRTG as your NAS monitoring tool
Plan data storage efficiently
Data collected during PRTG NAS monitoring helps you determine the storage capacity requirements of your company to help with planning and acquisition of additional memory.
Identify errors as fast as possible
By monitoring network storage devices and the traffic created by them round the clock, you’ll identify problems faster and prevent costly downtime.
Get custom, automatic notifications
Customize your alarm system by defining the threshold values which will trigger an alarm. PRTG then automatically alerts you by SMS, email, push notification, and other methods of your choice.
Ensure the security of stored data
Business and personal data need special protection. Along with NAS hardware malfunctions, PRTG also promptly reports suspicious traffic and network errors for more data security.
Your NAS monitor at a glance – even on the go
Set up PRTG in minutes and use it on almost any mobile device.
Explore our preconfigured PRTG sensors for NAS monitoring
PRTG comes with more than 250 native sensor types for monitoring your entire on-premises, cloud, and hybrid cloud environment out of the box. Check out some examples below!
SNMP Buffalo TS System Health
- Average CPU load
- Available memory
- Number of errors and warnings
- Failover status
- If a firmware update is available
SNMP LenovoEMC Physical Disk
The SNMP LenovoEMC Physical Disk sensor monitors a physical disk in a LenovoEMC network-attached storage (NAS) . It can show the following:
- Downtime
- Disk status
SNMP QNAP Logical Disk
The SNMP QNAP Logical Disk sensor monitors a logical disk in a Quality Network Appliance Provider (QNAP) network-attached storage (NAS) . It can show the following:
- Free space
- Volume status
SNMP Synology System Health
The SNMP Synology System Health sensor monitors the system health of a Synology network-attached storage (NAS) . It can show the following:
- CPU fan status and load
- Free memory
- System, power, and system fan status
- Temperature
Find the root cause of the problem with our PRTG NAS storage monitoring solution
Real-time notifications mean faster troubleshooting so that you can act before more serious issues occur.
PRTG is compatible with all major vendors, products, and systems
Create innovative solutions with Paessler’s partners
Partnering with innovative vendors, Paessler unleashes synergies to create
new and additional benefits for joined customers.
Combining their tools to a powerful solution for advanced analysis and automation, KnowledgeRiver and Paessler enable IT teams to ensure best performance for their infrastructure and networks.
KnowledgeRiver
“Excellent tool for detailed monitoring. Alarms and notifications work greatly. Equipment addition is straight forward and server initial setup is very easy. ...feel safe to purchase it if you intend to monitor a large networking landscape.”
Infrastructure and Operations Engineer in the Communications Industry, firm size 10B - 30B USD
PRTG makes storage performance monitoring as easy as it gets
Custom alerts and data visualization let you quickly identify and prevent all kinds of NAS performance issues in your network.
Monitoring network-attached storage: FAQ
What is a NAS?
A NAS (network-attached storage) is a dedicated file storage device that provides centralized data storage and access over a network. It allows multiple users and devices on the network to access and share files easily, making it ideal for both personal and business use.
What is NAS monitoring?
NAS monitoring refers to the process of tracking and analyzing the performance, health, and overall functionality of a Network Attached Storage (NAS) device. Monitoring ensures the NAS is operating efficiently, securely, and reliably while minimizing downtime and data loss.
Key aspects include:
- Disk usage: Tracks the amount of storage used and available on the NAS.
- Network traffic: Analyzes bandwidth usage and ensures the NAS can handle the workload without bottlenecks.
- CPU and memory usage: Observes system resource consumption to prevent overloads.
- Hardware monitoring: Tracks the status of physical components like hard drives, fans, and power supplies.
- Log monitoring: Tracks system logs for errors, warnings, or unusual activities.
- Software update monitoring: Monitors firmware and software updates to ensure the NAS is up to date and secure.
- Backup verification: Ensures scheduled backups are completed successfully and identifies failed or missed backups to prevent data loss.
Why should I monitor NAS systems?
Monitoring NAS systems is important for several reasons:
- Preventive maintenance: Identifies potential problems early to avoid unexpected failures.
- Data security: Monitors access and usage to detect unauthorized access or malware activity.
- Optimized performance: Ensures the NAS is running efficiently and meets user demands.
- Downtime reduction: Alerts administrators to issues before they disrupt services.
- Data integrity: Verifies backups and RAID functionality to safeguard against data loss.
What’s the difference between a NAS and a SAN?
NAS (network-attached storage) and SAN (storage area network) are both storage solutions used to provide centralized data access, but they differ significantly in architecture, use cases, and complexity.
- A NAS device is a file-level storage system that connects to a network and allows multiple users and devices to access and share files.
- A SAN is a high-speed network that provides block-level storage, typically used to connect servers to storage devices.
What is a sensor in PRTG?
In PRTG, “sensors” are the basic monitoring elements. One sensor usually monitors one measured value in your network, for example the traffic of a switch port, the CPU load of a server, or the free space on a disk drive.
On average, you need about 5-10 sensors per device or one sensor per switch port.
PRTG: The multi-tool for sysadmins
Adapt PRTG individually and dynamically to your needs and rely on a strong API:- HTTP API: Access monitoring data and manipulate monitoring objects via HTTP requests
- Custom sensors: Create your own PRTG sensors for customized monitoring
- Custom notifications: Create your own notifications and send action triggers to external systems
- REST Custom sensor: Monitor almost everything that provides data in XML or JSON format
Paessler conducted trials in over 600 IT departments worldwide to tune its network monitoring software closer to the needs of sysadmins. We asked: would you recommend PRTG?
Over 95% of our customers say yes!
The result of the survey: over 95% of the participants would recommend PRTG – or already have.
Paessler PRTG is used by companies of all sizes. Sysadmins love PRTG because it makes their job a whole lot easier. Bandwidth, servers, virtual environments, websites, VoIP services – PRTG keeps an eye on your entire network. Everyone has different monitoring needs. That’s why we let you try PRTG for free.Still not convinced?
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Start monitoring NAS systems with PRTG and see how it can make your network more reliable and your job easier.
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PRTG |
Network Monitoring Software - Version 25.1.104.1946 (March 18th, 2025) |
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Hosting |
Download for Windows and cloud-based version PRTG Hosted Monitor available |
Languages |
English, German, Spanish, French, Portuguese, Dutch, Russian, Japanese, and Simplified Chinese |
Pricing |
Up to 100 sensors for free (Price List) |
Unified Monitoring |
Network devices, bandwidth, servers, applications, virtual environments, remote systems, IoT, and more |
Supported Vendors & Applications |
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