Monitor and troubleshoot
Documents under this category describe tools that can help you monitor, diagnose, and troubleshoot SR Linux software. This section also includes Log Event documentation to help you interpret log messages generated by SR Linux software.
- Event Handler Guide
  This document describes the functionality and configuration for the event handler framework on the Nokia Service Router Linux (SR Linux).
- Log Events Guide
  This document provides guidance for operators to interpret log events for the Nokia Service Router Linux (SR Linux).
- OAM and Diagnostics Guide
- Troubleshooting Toolkit
  This document describes how to use and configure diagnostic tools for the Nokia Service Router Linux (SR Linux).

What's new

Table 1. Event Changes
Event Name	Change
airflowCorrected	Modified
airflowMismatch	Modified
alarmInput1StateCleared	New
alarmInput1StateRaised	New
alarmInput2StateCleared	New
alarmInput2StateRaised	New
alarmInput3StateCleared	New
alarmInput3StateRaised	New
alarmInput4StateCleared	New
alarmInput4StateRaised	New
componentDown	Modified
componentFailed	Modified
componentInserted	Modified
componentPowerDown	Modified
componentPowerUp	Modified
componentRemoved	Modified
componentTemperatureExceeded	Modified
componentTemperatureFailure	Modified
componentTemperatureNormal	Modified
componentUp	Modified
controlModuleInSync	Modified
controlModuleSyncLost	Modified
fantrayEmpty	Modified
linecardCapacityDegraded	Modified
linecardCapacityNormal	Modified
mldCModeRxQueryVersionMismatch	New
mldMaxNumberOfGroupSourcesReached	New
mldMaxNumberOfGroupsReached	New
mldMaxNumberOfSourcesReached	New
mldRxQueryVersionMismatch	New
pimGroupInSSMRange	New
pimIfNeighborLoss	New
pimIfNeighborUp	New
pimInvalidJoinPrune	New
pimInvalidRegister	New
platformCoreQoSProfileHighUtilization	New
platformCoreQoSProfileHighUtilizationLowered	New
platformLowPower	Modified
platformLowReservePower	Modified
platformNoPowerRedundancy	Modified
platformNormalPower	Modified
platformPowerRedundancyRecovered	Modified
portDown	Modified
portUp	Modified
psuInputDown	Modified
psuInputUp	Modified
psuOutputDown	Modified
psuOutputUp	Modified
psuTemperatureFault	Modified
psuTemperatureNormal	Modified
secureBootDisabled	Modified
secureBootEnabled	Modified
staticNextHopCpeCheckDown	New
staticNextHopCpeCheckUp	New
systemResourceHighUtilization	New
systemResourceHighUtilizationLowered	New

July 16, 2026