Cisco MDS 9000 Series Configuration Manual page 160

Information About Congestion Detection
• Count of timeout-drops on an interface
• Instances of timeout-drops in OBFL error-stats
• Instances of timeout-drops in OBFL flow-control timeout-drops
Cisco MDS 9000 Series Interfaces Configuration Guide, Release 8.x
142
switch# show interface fc1/1 counters | i fc | discard
fc1/13
0 discards, 0 errors, 0 CRC/FCS
14713116 discards, 0 errors
14713116 timeout discards, 18 credit loss
Discards—Specifies the total output discards or dropped frames. Discards are also known as frame
drops.
Timeout discards—Specifies the total output frames discarded due to congestion-drop threshold
being reached.
switch# show logging onboard module 1 error-stats
----------------------------
Show Clock
----------------------------
2018-08-22 17:15:32
---------------------------------
Module: 1 error-stats
---------------------------------
---------------------------------------------------------------------------------------------------------
ERROR STATISTICS INFORMATION FOR DEVICE DEVICE: FCMAC
---------------------------------------------------------------------------------------------------------
Interface |
| Time Stamp
Range |
|MM/DD/YY HH:MM:SS
|
|
---------------------------------------------------------------------------------------------------------
fc1/1 |F16_TMM_TOLB_TIMEOUT_DROP_CNT
|08/22/18 10:25:15
fc1/1 |FCP_SW_CNTR_TX_WT_AVG_B2B_ZERO
|08/22/18 10:25:15
fc1/1 |FCP_SW_CNTR_CREDIT_LOSS
|08/22/18 10:25:15
fc1/1 |F16_TMM_TOLB_TIMEOUT_DROP_CNT
|08/22/18 10:24:55
fc1/1 |FCP_SW_CNTR_TX_WT_AVG_B2B_ZERO
|08/22/18 10:24:55
fc1/1 |FCP_SW_CNTR_CREDIT_LOSS
|08/22/18 10:24:55
switch# show logging onboard flow-control timeout-drops
---------------------------------
Congestion Detection, Avoidance, and Isolation
Error Stat Counter Name
|
| Count
|
|14713116
|1781669
|18
|13338566
|1781544
|10