Release Notes

Closed with Code Change in Fabric OS v7.2.1d
Fabric OS v7.2.1e Release Notes v1.0 Page 41 of 82
Defect ID:
DEFECT000523451
Technical Severity:
High
Probability:
Medium
Product:
FOS
Technology:
Other
Reported In Release:
FOS7.2.0
Technology Area:
Other
Symptom:
Customer may experience a cold boot on the DCX after bouncing FCoE port
Condition:
This may occur during a small timing window, when an external FCoE interface goes down, the
corresponding internal FI ports is moved to temporary internal state and ELS frames arrive at the
same time, triggerring a CPU busy condition.
Recovery:
Switch cold boots and recovers on its own. No further recovery action is necessary.
Defect ID:
DEFECT000524910
Technical Severity:
High
Probability:
Medium
Product:
FOS
Technology:
Monitoring/RAS
Reported In Release:
FOS7.3.0
Technology Area:
Equipment Status
Symptom:
Switch reports fan direction incorrectly.
Condition:
This only applies to BR6505 and BR6510. ChassiShow shows "Forward" direction of the fans even
though the actual flow is the correct Reverse or port-side exhaust air direction. Conversely, it shows
"Reverse" direction of the fans even though the actual flow is the correct Forward or port-side intake
air direction.
Defect ID:
DEFECT000525347
Technical Severity:
Medium
Probability:
Low
Product:
FOS
Technology:
Traffic Management
Reported In Release:
FOS7.0.2
Technology Area:
FC-FC routing
Symptom:
Customer may observe performance issues between multiple servers and storage with EX-port
connected to VDX
Condition:
This may occur when there are link level errors that trigger credit loss on 16G EX port and there was
prior HA warm recovery that disabled credit leak detection.
Recovery:
Bounce the port to recover
Defect ID:
DEFECT000526158
Technical Severity:
Medium
Probability:
High
Product:
FOS
Technology:
Other
Reported In Release:
FOS7.0.2
Technology Area:
Other
Symptom:
Customer may observe increasing er_crc_good_eof and er_enc_in errors on backend ports, leading to
performance problems.
Condition:
This may be be seen in a DCX 8510-8 system with FC8-64 port blades in slots 1, 2, 11, 12;
Recovery:
Additional tuning on DCX-4s with FC8-16, FC8-32, FC8-48 and FC8-64.
Defect ID:
DEFECT000526447
Technical Severity:
High
Probability:
Medium
Product:
FOS
Technology:
Distance
Reported In Release:
FOS7.2.0
Technology Area:
FCIP
Symptom:
7800 switch or FX8-24 blade FCIP DP complex has slow FCIP throughput
Condition:
This issue may be encountered with multiple very active FCIP Tunnels on a 7800 or FX8-24 FCIP
DP complex
Recovery:
Power cycle slot or reset chassis.