Release Notes

Closed with Code Change in Fabric OS v7.2.1b
Fabric OS v7.2.1e Release Notes v1.0 Page 54 of 82
Defect ID:
DEFECT000492732
Technical Severity:
Medium
Probability:
Medium
Product:
FOS
Technology:
Management
Reported In Release:
FOS6.4.3
Technology Area:
Platform Services
Symptom:
After auto tuning FC8-64 in DCX-4s, the blade may be faulted.
Condition:
When auto-tuning is run on FC8-64 blade in a DCX-4s, some values attempted can cause this blade or
peer core blade to fault.
.
Workaround:
Use manual tune
Defect ID:
DEFECT000492854
Technical Severity:
High
Probability:
Low
Product:
FOS
Technology:
Traffic Management
Reported In Release:
FOS7.1.0
Technology Area:
FC-FC routing
Symptom:
Following a planned device outage, many ports are displayed as “FC Disabled (Port Throttled)”. Ports
do not come online for a long time.
Condition:
This may occur when a large number of devices with laser on but cannot complete link initialization
with a switch. It typically occurs during device power cycle, upgrade, or running diagnostics.
Workaround:
Stage the number of devices coming online at the same time.
Recovery:
Disable the devices that cannot come online to give other ports a chance.
Defect ID:
DEFECT000492856
Technical Severity:
High
Probability:
Low
Product:
FOS
Technology:
Management
Reported In Release:
FOS7.1.0
Technology Area:
CLI
Symptom:
Switch ran out of shared memory.
Condition:
Application using “shmget” fails and reports no space left on device and number of shared memory
segment became zero. This happen when there is IPC timeout between daemons using IPC for
communication.
Defect ID:
DEFECT000493752
Technical Severity:
Medium
Probability:
Medium
Product:
FOS
Technology:
FICON
Reported In Release:
FOS7.1.0
Technology Area:
FICON CUP
Symptom:
When there is a Remote CUP, with traffic flowing across 7800 IP links, CUP can become
unresponsive.
Condition:
When FICON CUP receives an ELP (Est Logical Path) and that Logical Path already exists, treat the
LP as a System Reset for that Logical Path.
Defect ID:
DEFECT000495636
Technical Severity:
High
Probability:
High
Product:
FOS
Technology:
Traffic Management
Reported In Release:
FOS7.1.0
Technology Area:
Buffer Credit Recovery
Symptom:
Switch panic during CP blade replacement.
Condition:
On a very congested switch with lots of BE link resets, the event of bringing down a CP blade may
cause a panic condition during the blade shutdown procedure.