This article explains how to find the FPC in which a fabric plane is reporting CRC errors.
The following message indicates CRC errors reported on link xfport 11:
chassisd[1201]: New CRC errors found on xfchip 0 plane 2 subport 45 xfport 11 new_count 1 aggr_count 54
The fabric plan number is clear from the message, fabric plane 2.
The command below is used to find which control board plane 2 resides on:
show chassis fabric plane-location ------------Fabric Plane Locations------------- Plane 0 Control Board 0 Plane 1 Control Board 0 Plane 2 Control Board 1 Plane 3 Control Board 1 Plane 4 Control Board 2 Plane 5 Control Board 2
In order to troubleshoot further, the FPC in which the fabric plane is reporting the CRC error is needed as well. xfport 11 is the clue here.
The previous output indicates checking the outputs for CB1 plane 2. This can be used as our match criteria to filter the output.
show chassis fabric map | match cb1 DPC10PFE0->CB1F1_02_0 Down CB1F1_02_0->DPC10PFE0 Down DPC10PFE1->CB1F1_02_1 Down CB1F1_02_1->DPC10PFE1 Down DPC10PFE2->CB1F1_02_2 Down CB1F1_02_2->DPC10PFE2 Down DPC10PFE3->CB1F1_02_3 Down CB1F1_02_3->DPC10PFE3 Down DPC1PFE0->CB1F1_03_0 Up CB1F1_03_0->DPC1PFE0 Up DPC1PFE1->CB1F1_03_1 Up CB1F1_03_1->DPC1PFE1 Up DPC1PFE2->CB1F1_03_2 Down CB1F1_03_2->DPC1PFE2 Down DPC1PFE3->CB1F1_03_3 Down CB1F1_03_3->DPC1PFE3 Down DPC3PFE0->CB1F1_04_0 Up CB1F1_04_0->DPC3PFE0 Up DPC3PFE1->CB1F1_04_1 Up CB1F1_04_1->DPC3PFE1 Up DPC3PFE2->CB1F1_04_2 Up CB1F1_04_2->DPC3PFE2 Up DPC3PFE3->CB1F1_04_3 Up CB1F1_04_3->DPC3PFE3 Up DPC8PFE0->CB1F1_05_0 Down CB1F1_05_0->DPC8PFE0 Down DPC8PFE1->CB1F1_05_1 Down CB1F1_05_1->DPC8PFE1 Down DPC8PFE2->CB1F1_05_2 Down CB1F1_05_2->DPC8PFE2 Down DPC8PFE3->CB1F1_05_3 Down CB1F1_05_3->DPC8PFE3 Down DPC7PFE0->CB1F1_06_0 Down CB1F1_06_0->DPC7PFE0 Down DPC7PFE1->CB1F1_06_1 Down CB1F1_06_1->DPC7PFE1 Down DPC7PFE2->CB1F1_06_2 Down CB1F1_06_2->DPC7PFE2 Down DPC7PFE3->CB1F1_06_3 Down CB1F1_06_3->DPC7PFE3 Down DPC4PFE0->CB1F1_07_0 Down CB1F1_07_0->DPC4PFE0 Down DPC4PFE1->CB1F1_07_1 Down CB1F1_07_1->DPC4PFE1 Down DPC4PFE2->CB1F1_07_2 Down CB1F1_07_2->DPC4PFE2 Down DPC4PFE3->CB1F1_07_3 Down CB1F1_07_3->DPC4PFE3 Down DPC5PFE0->CB1F1_08_0 Down CB1F1_08_0->DPC5PFE0 Down DPC5PFE1->CB1F1_08_1 Down CB1F1_08_1->DPC5PFE1 Down DPC5PFE2->CB1F1_08_2 Down CB1F1_08_2->DPC5PFE2 Down DPC5PFE3->CB1F1_08_3 Down CB1F1_08_3->DPC5PFE3 Down DPC6PFE0->CB1F1_09_0 Down CB1F1_09_0->DPC6PFE0 Down DPC6PFE1->CB1F1_09_1 Down CB1F1_09_1->DPC6PFE1 Down DPC6PFE2->CB1F1_09_2 Down CB1F1_09_2->DPC6PFE2 Down DPC6PFE3->CB1F1_09_3 Down CB1F1_09_3->DPC6PFE3 Down DPC2PFE0->CB1F1_10_0 Down CB1F1_10_0->DPC2PFE0 Down DPC2PFE1->CB1F1_10_1 Down CB1F1_10_1->DPC2PFE1 Down DPC2PFE2->CB1F1_10_2 Down CB1F1_10_2->DPC2PFE2 Down DPC2PFE3->CB1F1_10_3 Down CB1F1_10_3->DPC2PFE3 Down DPC9PFE0->CB1F1_11_0 Up CB1F1_11_0->DPC9PFE0 Up DPC9PFE1->CB1F1_11_1 Up CB1F1_11_1->DPC9PFE1 Up DPC9PFE2->CB1F1_11_2 Down CB1F1_11_2->DPC9PFE2 Down DPC9PFE3->CB1F1_11_3 Down CB1F1_11_3->DPC9PFE3 Down DPC0PFE0->CB1F1_12_0 Up CB1F1_12_0->DPC0PFE0 Up DPC0PFE1->CB1F1_12_1 Up CB1F1_12_1->DPC0PFE1 Up DPC0PFE2->CB1F1_12_2 Up CB1F1_12_2->DPC0PFE2 Up DPC0PFE3->CB1F1_12_3 Up CB1F1_12_3->DPC0PFE3 Up DPC11PFE0->CB1F1_13_0 Up CB1F1_13_0->DPC11PFE0 Up DPC11PFE1->CB1F1_13_1 Up CB1F1_13_1->DPC11PFE1 Up DPC11PFE2->CB1F1_13_2 Up CB1F1_13_2->DPC11PFE2 Up DPC11PFE3->CB1F1_13_3 Up CB1F1_13_3->DPC11PFE3 Up