NetApp Monitoring: Real Alerting vs. Trending Dashboards
An comparison of monitoring approaches and tools for NetApp ONTAP storage systems.
Why Monitoring Approach Matters
Not all monitoring is created equal. When a NetApp volume runs out of space at 2 AM, the difference between a real monitoring system and a trending dashboard is the difference between an alert on your phone and a silent graph nobody sees until Monday.
Choosing the right approach — and the right tool — depends on whether you need proactive alerting or historical analysis. Most environments need both, but it is critical to understand which tool serves which purpose.
Two Fundamentally Different Approaches
System Monitoring (Alerting)
Nagios, Icinga, Checkmk, Zabbix
- Threshold-based checks with immediate notification
- Escalation chains, on-call schedules, SLA tracking
- Hard/soft states prevent false alarms
- Plugin ecosystem for NetApp-specific checks
- Designed for operational reliability
Trending & Dashboarding
Grafana, Prometheus + Exporters
- Time-series visualization and capacity planning
- Beautiful dashboards for management and NOC screens
- Alerting possible but limited (no escalation, no dependencies)
- Requires separate alert routing (Alertmanager, PagerDuty)
- Designed for observability and analysis
NetApp Monitoring Solutions at a Glance
The key criteria are manufacturer support, active maintenance, ONTAP REST API support, and ease of deployment.
| Solution | Type | Protocol | Language | REST API | Maintained | Ease of Use | Alerting / Trending |
|---|---|---|---|---|---|---|---|
| AIQUM (Active IQ Unified Manager) | Native / Free | REST | — | Yes | Yes | Medium | Trending |
| Grafana + NetApp Harvest | Open Source | REST | Go | Yes | Yes | Medium | Trending |
| Check NetAppPRO | Commercial | REST | Go | Yes | Yes | High | Both (depends on the framework) |
| Checkmk (+ NetApp plugin) | Open / Commercial | REST + SNMP | — | Yes | Partial | Medium | Alerting & Trending |
| Zabbix (+ NetApp templates) | Open Source | SNMP + REST | — | Partial | Yes | Medium | Alerting & Trending |
| NetApp cDOT Nagios | Open Source | ZAPI + REST | Perl | Partial | Yes | Medium | — |
| Nagios Exchange Plugins | Open Source | Mixed | Various | Varies | Varies | Low | Varies |
| Check_netapp3 | Open Source | SNMP | Perl | No | No | Low | Both (depends on the framework) |
How We Rank Solutions
- Systemmonitoring Capable — Supports alerting as well as trending.
- Actively Maintained — Regular updates and bug fixes. Unmaintained plugins become a liability as ONTAP evolves.
- Easy to Deploy — Single binary or minimal dependencies.
- ONTAP REST API Support — NetApp is deprecating ZAPI in favor of the RESTful API (ONTAP 9.6+). Solutions that rely solely on ZAPI or SNMP have a limited future.