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).

mgmt

checkpointGenerated

Table 1. checkpointGenerated properties
Property name	Value
Application name	mgmt
Event name	checkpointGenerated
Default severity	informational
Message format string	Generated checkpoint checkpoint_name with comment checkpoint_comment on the following path checkpoint_file_path.
Cause	A configuration checkpoint generated on the mentioned path.
Effect	The mentioned checkpoint is stored to the filesystem.
Raising event	N/A
Clearing event	N/A

checkpointRevertRequestReceived

Table 2. checkpointRevertRequestReceived properties
Property name	Value
Application name	mgmt
Event name	checkpointRevertRequestReceived
Default severity	warning
Message format string	Configuration is going to be reverted to checkpoint checkpoint_id name checkpoint_name comment checkpoint_comment.
Cause	Configuration revert request was received.
Effect	Configuration is going to be reverted to the specified checkpoint and applied to running datastore.
Raising event	N/A
Clearing event	N/A

commitFailed

Table 3. commitFailed properties
Property name	Value
Application name	mgmt
Event name	commitFailed
Default severity	warning
Message format string	Error while committing configuration changes for user username session session_id (message).
Cause	Unsuccessful commit due to error(s)
Effect	Configuration changes are not applied to running datastore
Raising event	N/A
Clearing event	N/A

commitSucceeded

Table 4. commitSucceeded properties
Property name	Value
Application name	mgmt
Event name	commitSucceeded
Default severity	informational
Message format string	All changes have been committed successfully by user username session session_id.
Cause	A successful commit
Effect	Configuration changes applied to running datastore
Raising event	N/A
Clearing event	N/A

exclusiveConfigSessionBlockedByOtherSessionError

Table 5. exclusiveConfigSessionBlockedByOtherSessionError properties
Property name	Value
Application name	mgmt
Event name	exclusiveConfigSessionBlockedByOtherSessionError
Default severity	informational
Message format string	Cannot start an exclusive configuration session for candidate name candidate_name, there is other configuration session in progress - session id session_id username username candidate name candidate_name.
Cause	Candidate datastore is locked due to other active session in progress
Effect	Exclusive configuration session Error
Raising event	N/A
Clearing event	N/A

exclusiveConfigSessionError

Table 6. exclusiveConfigSessionError properties
Property name	Value
Application name	mgmt
Event name	exclusiveConfigSessionError
Default severity	informational
Message format string	Cannot start an exclusive configuration session, there is already another exclusive configuration session in progress - session id session_id username username candidate name candidate_name.
Cause	Candidate datastore is locked due to other active session in progress
Effect	Exclusive configuration session Error
Raising event	N/A
Clearing event	N/A

privateConfigSessionError

Table 7. privateConfigSessionError properties
Property name	Value
Application name	mgmt
Event name	privateConfigSessionError
Default severity	informational
Message format string	Cannot start a configuration session for candidate name candidate_name by user username, the candidate is owned by user candidate_username.
Cause	Candidate datastore is owned by different user
Effect	Private configuration session Error
Raising event	N/A
Clearing event	N/A

privateSharedMismatch

Table 8. privateSharedMismatch properties
Property name	Value
Application name	mgmt
Event name	privateSharedMismatch
Default severity	informational
Message format string	Cannot start a configuration session for candidate name candidate_name by user username, cannot use private candidate with shared session or vice versa.
Cause	Candidate was created as private and the requested configuration session is shared or vice versa
Effect	Private shared configuration mismatch Error
Raising event	N/A
Clearing event	N/A

sharedConfigSessionBlockedByOtherSessionError

Table 9. sharedConfigSessionBlockedByOtherSessionError properties
Property name	Value
Application name	mgmt
Event name	sharedConfigSessionBlockedByOtherSessionError
Default severity	informational
Message format string	Cannot start a shared configuration session for candidate name candidate_name, there is other configuration session in progress - session id session_id username username candidate name candidate_name.
Cause	Candidate datastore is locked due to other active session in progress
Effect	Shared configuration session Error
Raising event	N/A
Clearing event	N/A

July 16, 2026