跳转到主内容

Brocade交换机端口上报告传输的字词无效(ITW)错误

Views:
249
Visibility:
Public
Votes:
0
Category:
fabric-interconnect-and-management-switches
Specialty:
brocade
Last Updated:

适用场景

  • SAN
  • Brocade
  • 光纤 MetroCluster
  • ONTAP 9

问题描述

  • 传输的无效字词(ITW)端口计数器较高、并且在Brocade交换机端口上增加:

brocade_switch> portshow

示例:

portshow 9
..
Interrupts:     134     Link_failure: 3      Frjt:      0      
Unknown:       0      Loss_of_sync: 7      Fbsy:      0      
Lli:         1224     Loss_of_sig:  0      
Proc_rqrd:      253     Protocol_err: 0      
Timed_out:      0      Invalid_word: 23044      
Tx_unavail:     0      Invalid_crc:  0
Delim_err:      0      Address_err:  0      
Lr_in:        2      Ols_in:     0      
Lr_out:       0      Ols_out:    32     
 

  • Porterrshow报告多个错误,如CRC错误、CRC g_eof、enc_out、C3 Tx丢弃,如以下代码段所示:

/fabos/cliexec/porterrshow:
      frames     enc    crc    crc    too    too    bad    enc   disc   link   loss   loss   frjt   fbsy    c3timeout    pcs    uncor
     tx     rx    in    err    g_eof   shrt   long   eof    out   c3    fail   sync   sig            tx    rx    err    err
 155:  165.9g    6.3g    9.5k    8.0k    7.3k    0       0     758     795.5m  111       0       0       0       0       0     106       0       0       0

  • Errdump 报告 RuleName=defALL_HOST_PORTSITW_21  由于这些ITW错误而被挖起、并报告DIN数字巨大:

Errdump:
2022/12/12-19:20:16, [MAPS-1003], 769558, SLOT 2 | FID 128, WARNING, switchXX, slot3 port29-Host.LINUX:CBXPR_APP02.ALIAS:HBCBXPRDAP02_HBA2:VSP5, F-Port 3/29, Condition=ALL_HOST_PORTS(ITW/min>21), Current Value:[ITW, 521 ITWs], RuleName=defALL_HOST_PORTSITW_21, Dashboard Category=Port Health.
 2022/12/12-19:21:16, [MAPS-1003], 769561, SLOT 2 | FID 128, WARNING, switchXX, slot3 port29-Host.LINUX:CBXPR_APP02.ALIAS:HBCBXPRDAP02_HBA2:VSP5, F-Port 3/29, Condition=ALL_HOST_PORTS(ITW/min>21), Current Value:[ITW, 824 ITWs], RuleName=defALL_HOST_PORTSITW_21, Dashboard Category=Port Health.
 2022/12/12-19:22:16, [MAPS-1003], 769562, SLOT 2 | FID 128, WARNING, switchXX, slot3 port29-Host.LINUX:CBXPR_APP02.ALIAS:HBCBXPRDAP02_HBA2:VSP5, F-Port 3/29, Condition=ALL_HOST_PORTS(ITW/min>21), Current Value:[ITW, 1422 ITWs], RuleName=defALL_HOST_PORTSITW_21, Dashboard Category=Port Health.

 

 

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.