storage:brocade_pb
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storage:brocade_pb [2024/01/26 19:36] manu |
storage:brocade_pb [2025/08/23 23:38] (current) |
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| ====== Brocade problem determination ====== | ====== Brocade problem determination ====== | ||
| + | |||
| + | //For info// if ask for supportsave : CRA (Challenge Response Authentication) is chosen as "NO" or "N" and the issue is still seen and/or root access is not available | ||
| ===== SAN switch cleanup files ===== | ===== SAN switch cleanup files ===== | ||
| Line 114: | Line 116: | ||
| --Remove /mnt/etc/fabos/rbac/dynamic.tmp | --Remove /mnt/etc/fabos/rbac/dynamic.tmp | ||
| Finish cleanup of /mnt | Finish cleanup of /mnt | ||
| + | |||
| + | FLEX-A1-BLUE:root> df -h | ||
| + | Filesystem Size Used Avail Use% Mounted on | ||
| + | /dev/root 377M 235M 123M 66% / | ||
| + | /dev/hda3 193M 16M 167M 9% /core_files | ||
| + | /dev/hda1 377M 264M 93M 74% /mnt | ||
| </cli> | </cli> | ||
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| sfpshow <port_no> --> check RX and TX value at end (uW values) | sfpshow <port_no> --> check RX and TX value at end (uW values) | ||
| - | If **RX** value is low (compare with others Gbics with same speed), then Gbic is defect on **host side**, or cable, else, **Tx** low value problem commes from **Brocade switch Gbic** (or potentially from Gbic slot), or cable | + | * **RX** value is low (compare with others Gbics with same speed), then Gbic is defect on **host side**, or cable (rare time from Gbic on SAN switch) |
| + | * **Tx** low value problem comes from **Brocade switch Gbic** (or potentially from Gbic slot), or cable | ||
| **Example** here with lower RX Power, compare to the same port with no problems, so the problem is related to host side, or cable | **Example** here with lower RX Power, compare to the same port with no problems, so the problem is related to host side, or cable | ||
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| </cli> | </cli> | ||
| - | + | reset error statistics:\\ | |
| - | + | **statsclear** --> useful to see new errors | |
| - | + | ||
| - | reset error statistics: | + | |
| - | statsclear --> useful to see new errors | + | |
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| ===== Buffer credit problem ===== | ===== Buffer credit problem ===== | ||
| - | Check the parameters <fc #FF0000>**tim64_txcrd_z**</fc> (Time BB_credit zero) and <fc #FF0000>**stat64_inputBuffersFull**</fc> (Occasions on which input buffers are full). | + | Check the parameters **tim64_txcrd_z** (Time BB_credit zero) and **stat64_inputBuffersFull** (Occasions on which input buffers are full). |
| <cli prompt='>'> | <cli prompt='>'> | ||
| besw32:admin> portstats64show 3/5 | besw32:admin> portstats64show 3/5 | ||
| Line 388: | Line 394: | ||
| check authorized key file for admin | check authorized key file for admin | ||
| + | |||
storage/brocade_pb.1706294170.txt.gz · Last modified: 2024/01/26 19:36 by manu
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