Basic Index Dduerr - Nortel DMS-100 Series Application Manual

Switch performance monitoring system

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Disk drive unit error

The rate of occurrence of errors in disk drive unit operation.

Measurement list

DDUERR uses measurement DDU DDUERROR.

DDUERR is normalized per working disk drive unit per unit time.

Verify OM group DDUERROR. DDU subsystem logs DDU100, DDU101,

IOGA101, DDU204, and DDU205 may give more details. Diagnose disk

unit and controller troubles at the DDU level of the MAP. Check firmware

DMS-100 Family Switch Performance Monitoring System Application Guide BASE09 and up

SPMS MTCEPERF index descriptions

Basic index DDUERR