ONES Rule Engine

⚡ Overview

In data center operations, maintaining reliability and uptime requires more than just monitoring — it demands proactive detection and rapid response.

A Rule Engine plays a critical role by continuously tracking key performance metrics and triggering alerts when thresholds are breached. This ensures that operators can:

✅ Identify anomalies early before they escalate. ✅ Respond quickly to potential risks or outages. ✅ Safeguard critical components & services from failure. ✅ Automate escalation via integrations (Slack, Zendesk, ServiceNow).

💡 In essence, Rule Engine alerts act as the first line of defense, keeping the data center environment stable, resilient, and secure.

Device Based Rules

• CPU and Memory Utilisation

• CPU Core temp alerts

• Fan & PSU LED status

• SSD Memory Utilization, Health & Temperature Status

• Traffic Bandwidth

• ASIC Routes (IPv4 & IPv6)

• Device & Docker Down Alerts

• Docker Per Process Down Alert

• BGP Neighbour Down alter

• Component failure

• Interface Flap Alerts

• Traffic Errors & Discard Counters

• PFC Counters

• Device Queue Counters

• Config Change Alert

• Docker CPU & Memory utilization(per service)

• IP Change Alerts

• Failed FAN's & PSU's

• FAN Speed

• MCLAG (Member/Peer/Session) Down Alerts

• NTP Drift

• PSU Temp Alerts

• Unhealthy Devices Alerts

Interface Based Rules

• Broadcast/Multicast Storm

• PFC Rx/Tx Counters

• Port Flap

• Queue Transmit Counters

• Traffic InDiscards

• Traffic InErrors

• Traffic OutDiscards

• Traffic OutErrors

• Traffic Rx/Tx Utilization

• Transceiver Rx/Tx Power

• Transceiver Temperature

• Transceiver Voltage

GPU/ONES Server Based Rules

• CPU Core Temperature

• CPU Utilization

• DISK Health

• DISK Temperature

• DISK Used Memory Percent

• Device Down

• Docker Down

• GPU Memory Utilization

• GPU PSU 1 Power Draw

• GPU PSU 2 Power Draw

• GPU Temperature

• GPU Utilization

• Memory Utilization

Rule engine alerts ensure efficient resource utilization, timely troubleshooting, early detection of potential issues, and overall operational stability within the data centre environment.

Alert Trigger on threshold value breach

Notification

ONES-App is capable of triggering breached threshold values to

• Slack Channel

• Zendesk Support

• ServiceNow

Rules are categorized based on the metric hierarchy

1. Device Level

2. Interface Level

3. Server Level

List of all the Metrics Supported by Rule Engine with possible units and measured value a user can use

Hierarchy	Metrics	Unit	Measure	Value
Device/Server	CPU Utilization	Percentage (%)	AVG/MIN/MAX	0-100
Device/Server	Memory Utilization	Percentage (%)	AVG/MIN/MAX	0-100
Device	Failed Fans	Count ()	MIN/MAX	Count
Device	Failed PSU	Count ()	MIN/MAX	Count
Device/Server	CPU Core Temperature	Celsius ()	AVG/MIN/MAX	Celsius
Device	PSU Temperature	Celsius ()	AVG/MIN/MAX	Celsius
Device	FAN Speed	Percentage (%)	AVG/MIN/MAX	0-100
Device	ASIC IPv4 Routes Utilization	Percentage (%)	AVG/MIN/MAX	0-100
Device	ASIC IPv6 Routes Utilization	Percentage (%)	AVG/MIN/MAX	0-100
Device	BGP Nbrs Operationally Down	Count ()	AVG/MIN/MAX	Count of Nbrs
Device	FRR Container CPU Utilization	Percentage (%)	AVG/MIN/MAX	0-100
Device	Syncd Container CPU Utilization	Percentage (%)	AVG/MIN/MAX	0-100
Device/Serer	Device Down	NA	NA	NA
Device/Server	Docker Down	NA	NA	NA
Device	Queue Counter	Count()	AVG/MIN/MAX	Count
Device/Server	SSD Health	Percentage(%)	Percentage(%)	0-100
Device/Server	SSD Temperature	Celsius ()	AVG/MIN/MAX	Celsius
Device/Server	SSD Memory	Percentage(%)	Percentage(%)	0-100
Interface	Int Flap	NA	NA	NA
Interface	PFC Counters	Count ()	AVG/MIN/MAX	Count
Interfaec	Queue Counters	Count ()	AVG/MIN/MAX	Count
Interface	TX Utilization	Percentage (%)	AVG/MIN/MAX	0-100
Interface	RX Utilization	Percentage (%)	AVG/MIN/MAX	0-100
Interface	In Errors	Count ()	AVG/MIN/MAX	User defined
Interface	Out Errors	Count ()	AVG/MIN/MAX	User defined
Interface	In Discards	Count ()	AVG/MIN/MAX	User defined
Interface	Out Discards	Count ()	AVG/MIN/MAX	User defined
Interface	Tranx TX Power	dBm	AVG/MIN/MAX	User defined
Interface	Tranx Rx Power	dBm	AVG/MIN/MAX	User defined
Interface	Tranx Temperature	Celscius ()	AVG/MIN/MAX	User defined
Interface	Tranx Voltage	Volts ()	AVG/MIN/MAX	User defined
Server	GPU Mem Util	Percentage (%)	AVG/MIN/MAX	0-100
Server	GPU PSU 1 Power Draw	Count ()	AVG/MIN/MAX	User defined
Server	GPU PSU 2 Power Draw	Count ()	AVG/MIN/MAX	User defined
Server	GPU Temperature	Celscius ()	AVG/MIN/MAX	User defined
Server	GPU Utilization	Percentage (%)	AVG/MIN/MAX	0-100