CSLS fault detection, system response, and repair procedures > SIS CHARMs logic solver diagnostic parameters

CSLS RedunStatus diagnostic parameter

Name Context Path Description

RedunStatus

CSLS

CSLS_NAME/REDUN_STATUS

CSLS_NAME/REDU/STBY/REDUN_STATUS

Status of the Redundancy Subsystem

Conditions Meaning Mapping Impacts Integrity
Redundant Partner Version Mismatch The firmware revision of the Standby CSLS is incompatible with the Active CSLS revision. Maintenance Y
Dual Active CHARMs Logic Solvers Both left and right CSLS in a pair see their role as the Active CSLS --- Y
High Redundancy Link Error Rate There is a high percentage of communications error rate on the redundancy link. --- Y
Partner Not Available Partner card is not responding to heartbeat messages or is responding but is not configured Maintenance Y
Partner Not Present Partner card is not responding to heartbeat messages Maintenance Y
Partner Comparison Failure A persistent critical data miscompare has occurred between the Active CSLS and Standby CSLS Maintenance Y