Connectrix B-Series:由於 Weblinker 精靈記憶體使用量增加,導致交換器核心錯誤

Summary: 交換器回報MEMORY_USAGE_STATE問題,30 分鐘後,交換器因核心錯誤而重新開機。

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Symptoms

errdump 產量:

2025/07/22-22:50:19 (CST), [MAPS-1003], 293324, SLOT 2 | FID 128, WARNING, CC-MA001-SANX7-1, Chassis, Condition=CHASSIS(MEMORY_USAGE_STATE/NONE==WARNING), Current Value:[MEMORY_USAGE_STATE, WARNING], RuleName=defCHASSISMEMORY_USAGE_STATE_WARN, Dashboard Category=Switch Resource, Quiet Time=1 hour.

2025/07/22-22:52:19 (CST), [MAPS-1003], 293331, SLOT 2 | FID 81, WARNING, CC-MA001-SANX7-1-81, Chassis, Condition=CHASSIS(MEMORY_USAGE_STATE/NONE==WARNING), Current Value:[MEMORY_USAGE_STATE, WARNING], RuleName=defCHASSISMEMORY_USAGE_STATE_WARN, Dashboard Category=Switch Resource, Quiet Time=1 hour.

2025/07/22-23:10:09 (CST), [EM-1033], 156895, SLOT 1 | CHASSIS, ERROR, nevccsg31swb01, CP in Slot 2 set to faulty because CP ERROR asserted.

2025/07/22-23:10:09 (CST), [EM-1047], 156896, SLOT 1 | CHASSIS, INFO, nevccsg31swb01, CP in slot 2 not faulty, CP ERROR deasserted.

2025/07/22-23:11:19 (CST), [HAM-1004], 293376, SLOT 2 | CHASSIS, INFO, nevccsg31swb01, Processor rebooted - Software Fault:Kernel Panic

Cause

交換器遇到 FOS-863077 和此缺陷導致記憶體流失。

症狀:
weblinker daemon 在 SANnav 監控期間,記憶體使用量會持續增加,以及諸如 configupload 開始失敗。

目前的交換器版本 Fabric OS 9.2.2 沒有修正程式。客戶正在使用第三方監控工具,該工具也會受到影響。

SRM-5011 錯誤顯示其從 2025 年 7 月 21 日開始已達到限制的 75%,因此需要 1 天才能進行容錯移轉:

2025/07/21-18:19:43:390633 (CST), [SRM-5011], 2330474/0, SLOT 2 | FID 128, INFO, CC-MA001-SANX7-1, phy memory utilization meets or exceeds threshold of 75 percent. Current value is 76 percent., osmisc.c, line: 405, comp:osmiscd, ltime:2025/07/21-18:19:43:390406

可以看到有許多 LDAP 登入失敗訊息。由於所有登入失敗均來自 HTTPS,因此他們使用 weblinker 過程。他們正在耗盡可用的資源 weblinker 記憶體,直到它完全耗盡並導致內核崩潰恢復。  

2025/07/22-23:06:26:207115 (CST), [SEC-1347], 2336526/293364, SLOT 2 | FID 128, INFO, CC-MA001-SANX7-1, LDAP server 10.236.91.139 reachable, but failed to validate or authorize the user account 'svc_bs_brocade_local'., ldap_config.c, line: 1237, comp:weblinker, ltime:2025/07/22-23:06:26:206934

2025/07/22-23:06:26:207828 (CST), [SEC-1193], 2336527/293365, SLOT 2 | FID 128, INFO, CC-MA001-SANX7-1, Security violation: Login failure attempt via HTTPS. IP Addr: 10.236.90.16., public.c, line: 4039, comp:weblinker, ltime:2025/07/22-23:06:26:207430

2025/07/22-23:07:12:879161 (CST), [SEC-1347], 2336528/293366, SLOT 2 | FID 128, INFO, CC-MA001-SANX7-1, LDAP server 10.236.91.139 reachable, but failed to validate or authorize the user account 'svc_bs_brocade_local'., ldap_config.c, line: 1237, comp:weblinker, ltime:2025/07/22-

Resolution

默認情況下,在 Gen7 系統上,流量監視器處於啟用狀態。但是,如果任何執行 FOS v9.1.0 或更新版本的交換器停用流量監控,則可能會暴露此問題。在未安裝 Flow Vision 授權的 Gen6 平台上也可能會出現此問題。

因應措施:
啟動流量監控器:

 flow --activate sys_flow_monitor

在無 FlowVision 授權的 Gen6 系統上,升級至具有此問題修正的 FOS 版本。

  • FOS9.1.1d6RN - 已關閉 
  • FOS9.2.0c3RN 關閉 
  • FOS9.2.1bRN - 已關閉 
  • FOS9.2.2aRN 關閉 

Additional Information

Article Properties
Article Number: 000357440
Article Type: Solution
Last Modified: 21 Nov 2025
Version:  2
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