Known Problems and Workarounds

Problem: During online replacement (OLR) of the A6795A adapter in Superdome systems, the replacement can fail if the adapter is connected to the hub, switch, or device, and the following error message is displayed:

OLARD error: General error

The slot is inaccessible till you power cycle the system.

Workaround: Disconnect the cable from the adapter before you perform online addition and replacement (OLAR) operations.

Problem: During online replacement (OLR) of the A6795A adapter on L3000 systems, the replacement can cause a system panic (high-priority machine check (HPMC)) if the adapter is connected to the hub, switch, or device. The subsequent boot hangs unless you power cycle the system.

Workaround: Disconnect the cable from the adapter before you perform the OLAR operations.

Problem: During online replacement (OLR) of the A6795A adapter on the L2000 system, the replacement may fail and the following error message may be displayed:

OLARD error: General error

Workaround: This problem is fixed in Processor Dependent Code (PDC) Version 41.38.