Release Notes

Closed with Code Change in Fabric OS v7.2.1e
Fabric OS v7.2.1e Release Notes v1.0 Page 33 of 82
Defect ID:
DEFECT000523367
Technical Severity:
High
Probability:
High
Product:
FOS
Technology:
FICON
Reported In Release:
FOS7.1.0
Technology Area:
FICON CUP
Symptom:
MVS displays messages IOS078I & IOS079I timeouts.
Condition:
In a very busy switch, with the CUP processing CCWs from multiple Host LPARs, e.g. many
LPARS independently collecting RMF statistics from the CUP.
Defect ID:
DEFECT000524323
Technical Severity:
High
Probability:
Low
Product:
FOS
Technology:
Management
Reported In Release:
FOS7.2.0
Technology Area:
Firmware upload/download
Symptom:
BNA 12.3.1 firmware download dialog shows multiple occurrences of switches with the same switch
WWN but different firmware versions.
Condition:
This may be seen when the fabric has GEN4 switches running v6.x firmware in non-VF mode.
Defect ID:
DEFECT000527506
Technical Severity:
High
Probability:
Medium
Product:
FOS
Technology:
System
Reported In Release:
FOS7.1.0
Technology Area:
Component
Symptom:
I2C access failures leading to various symptoms such as:
1. slotshow command output may flag some components with an "*", indicating no i2c access to that
component.
2. switchshow command output may indicate “Speed Mismatch / Incompatible SFP”
3. tempshow command output may display "unknown"
4. Console log (dmesg) may include:
pcf954x_select_mux: Failed to select the I2C mux (addr=76, val=08, err=-1 id=0)!
Condition:
Brocade 6520 with the current version of software fails to properly reset or clear transient i2c faults.
Consequently, Temporary or Transient errors on the I2C bus can result in what appears to be a
permanent HW failure on a Brocade 6520.
Recovery:
Cold boot switch
Defect ID:
DEFECT000528657
Technical Severity:
Medium
Probability:
Medium
Product:
FOS
Technology:
Traffic Management
Reported In Release:
FOS7.2.0
Technology Area:
Name Server / Zoning
Symptom:
FCPD termination encountered when device sends malformed response with incorrect R_CTL
information during FCP probing
Condition:
This occurs only when the device reponds with malformed frames during FCP probing
Defect ID:
DEFECT000531192
Technical Severity:
High
Probability:
Medium
Product:
FOS
Technology:
FICON
Reported In Release:
FOS7.2.0
Technology Area:
FICON CUP
Symptom:
During firmware upgrade, hosts lost paths due to FICON filter that was not properly cleaned up.
Condition:
On a FMS CUP enabled switch, if trunk master goes offline first, after hafailover FICON CUP filter
is not properly removed.
Recovery:
Bounce trunk ports