Free SAN and storage performance and capacity monitoring
The tool offers you end-to-end views of your storage environment including NAS and SAN and can save you significant money in operation monitoring and by predicting utilization bottlenecks in your virtualized environment.
You can also generate policy-based alerts, view overall health status of your systems, provide capacity reports and forecasting data.
  • Real-time storage and SAN performance visibility in multi-vendor environment
  • Historical reporting (graph, CSV, PDF, XLS)
  • Alerting based on performance tresholds
  • Event monitoring
This program is free software. You can redistribute it and/or modify it under the terms of the GNU General Public License.
For customers under support there is distributed the enterprise edition with additional benefits.

Announcements in brief

Supported Storage devices


  • NetApp FAS/AFF (Clustered Data OnTAP (CDOT))
  • NetApp FAS (OnTAP 7-mode)
  • NetApp E/EF-series


  • IBM System Storage DS8000, DS6800
  • IBM FlashSystem V9000/V840
  • IBM FlashSystem A9000
  • IBM Storwize family (V7000, V5000 and V3700)
  • IBM Spectrum Virtualize (SVC)
  • IBM XIV Storage System
  • IBM DS3xxx, 4xxx, 5xxx
  • IBM DCS3700

Other Vendors

  • Dell® PowerVaul®t MD3000
  • Lenovo® Storwize
  • Lenovo S2200/S3200
  • LSI / Engenio based storages
  • Dot Hill/Seagate AssuredSAN®


  • Hitachi Data Systems VSP G
  • Hitachi Data Systems VSP F
  • Hitachi Data Systems HUS-VM
  • Hitachi Data Systems VSP
  • Hitachi Data Systems HUS
  • Hitachi Data Systems AMS


  • HPE StorageWorks XP7
  • HPE StoreServ® 3PAR
  • HPE MSA P2000


  • EMC² Unity
  • EMC² VNX™
  • EMC² VNX file
  • EMC² VNXe

Supported SAN devices


  • Cisco MDS
  • Cisco Nexus

Brocade® and all their re-brands


Under development

  • Dell SC Series (formerly Compellent)
  • Huawei OceanStor
  • Brocade Network Advisor as data source for SAN statistics

You might vote for support of further storages. More votes, bigger chance we go for it.

Product roadmap

Why use STOR2RRD?

  • It comes with the same philosophy as its sister product LPAR2RRD.
    Get information you are looking for in 2 - 3 clicks!
  • You can find utilization of any attached storage in a simple graphical form understandable from technician to management level
  • It is free for use, you do not need to invest into expensive commercial solutions
  • It does not require ANY administration as soon as it is initially setup
    in comparison to other commercial tools where you need to have dedicated and trained staff for their administration

Our mission

Bring on the market easy solution for performance monitoring and capacity planning of your highly virtualized environment with simple and easy understandable GUI.
Our tools should act as the front-end tools which easy identify load abnormality and locate problems on the infrastructure level.

How it works

Storage monitoring