PowerVault ME5: NTP 啟用日光節約時,排程工作可能會停止運作。
摘要: 在日光節約時間變更後,快照、複寫、磁碟群組清除或 SupportAssist 遙測上傳等排程工作可能會停止運作。 將控制器韌體升級至 ME5.1.2.2.1 版或更新版本,或依照以下因應措施操作。
說明
在韌體版本 ME5.1.2.1.0、ME5.1.2.1.1 和 ME5.1.2.1.5 中啟用具有日光節約時間的網路時間協定 (NTP) 時,系統管理員可能會注意到下列部分或全部症狀,視其組態而定
- CloudIQ/APEX AIOps 基礎結構可觀察性停止更新,並報告系統不明或離線。未使用此服務的系統管理員可在 APEX AIOps 可檢視性中找到更多資訊:上線 PowerVault ME 系列陣列的一般程序
- 快照排程停止運作。
- 複製排程停止運作。
手動啟動這些任務是有效的,但不會遵守現有計劃。
在 ME5.1.2.1.0 及更新版本中新增時區支援:
升級至 ME5.1.2.1.0 或更高版本時,系統會將時間重設為 GMT。若要將日期和時間設定為您所在的地區,您必須在 NTP 和手動畫面上選取洲和國家/地區\城市。
NTP 伺服器時間以 UTC 時間刻度提供,這提供了以下幾個好處:
- 要同步安裝在多個時區的儲存設備之間的時間和日誌,請將所有存儲設備設置為使用UTC。
- 若要對存儲設備使用本地時間,請設置其“洲”、“國家”或“地區”和“城市”。
- 如果時間伺服器可以提供當地時間而非 UTC,請將儲存裝置設定為使用該時間伺服器,無需進一步的時間調整
當夏令時更改時,事件日誌歷史記錄中可能會顯示以下消息。
A1077 2025-03-30 02:00:09 678 INFORMATIONAL Daylight saving time setting has changed. (value: on)
B353 2025-03-30 02:00:24 678 INFORMATIONAL Daylight saving time setting has changed. (value: on)
SupportAssist 排程的遙測有效負載將停止傳送。 您可以根據 show support-assist-telemetry-status 輸出。
# show support-assist-telemetry-status
System Logs
-----------
Latest Upload Status: Success - Sent successfully to Dell Service Enabler. Event 655 will show the status from the Dell backend.
Latest Upload Time: 2025-03-30 19:31:46
Events
------
Latest Upload Status: Success - Sent successfully to Dell Service Enabler
Latest Upload Time: 2025-06-24 11:29:34
Topology
--------
Latest Upload Status: Success - Sent successfully to Dell Service Enabler. Event 655 will report failures if any while sending to Dell backend.
Latest Upload Time: 2025-03-30 22:36:01
Test Connectivity
-----------------
Latest Upload Status: Success - Sent successfully to Dell Service Enabler. Event 655 will report failures if any while sending to Dell backend.
Latest Upload Time: 2025-06-24 11:30:01
CloudIQ Config
--------------
Latest Upload Status: Success - Sent successfully to Dell Service Enabler. Event 655 will report failures if any while sending to Dell backend.
Latest Upload Time: 2025-03-31 12:14:09
CloudIQ Statistics
------------------
Latest Upload Status: Success - Sent successfully to Dell Service Enabler. Event 655 will report failures if any while sending to Dell backend.
Latest Upload Time: 2025-03-31 12:05:04
Success: Command completed successfully. (2025-06-24 11:33:09)
Cause:
在夏令時切換發生后計算下一個計劃運行時,會出現此問題。這會導致計劃程式計算迴圈無法確定下一次運行。
解析度
若為 ME5 系列,請更新至控制器韌體 ME5.1.2.2.1 或更新版本
若為 ME52 系列,請更新控制器韌體 ME5.2.0.1.1 或更新版本
若要解決此問題,請使用 PowerVault Manager 或命令行介面 (CLI) 執行下列步驟:
- 停用 SupportAssist。
- 刪除所有已建立的外部排程。
- 在兩個控制器上重新啟動管理控制器
- 將 Support-Assist 設為啟用
- 重新創建外部計劃。
PowerVault 系統管理員可能偏好使用 PowerVault Manager Web 型介面來完成上述部分或所有步驟。如果您不熟悉 CLI 語法,我們將於下方提供範例輸出。 您需要瞭解命令類型的語法或參數 help 在命令前面。例如: help create schedule 或 help set schedule 或 help create task 輸入命令時,請使用 TAB 鍵自動完成關鍵字或顯示該命令使用的可用語法。
顯示與使用 CLI 的工作相關聯的現有排程。
# show schedule
Name Specification Status Next Time Task To Run Error Message
-------------------------------------------------------------------------------------------------------------------------
CHLogsUser Start 2025-05-12 06:50:00, Count 1 Expired N/A CHLogs
me5012v1_SS0001 Start 2025-07-07 08:00:00, Every 6 Hours Ready 2025-07-07 08:00:00 me5012v1_TS001
-------------------------------------------------------------------------------------------------------------------------
Success: Command completed successfully. (2025-07-07 05:59:26)
#
使用 CLI 以名稱刪除排程。
# delete schedule me5012v1_SS0001
This schedule uses a task (me5212v1_TS001) that is not used by any other schedule.
Do you want to delete this task, also? (y/n) y
Success: Command completed successfully. (me5012v1_SS0001) - The schedule and associated task were deleted (task: me5212v1_TS001) (2025-07-07 06:07:26)
#
使用 CLI 顯示 SupportAssist 和 Dell AIOps (CloudIQ) 設定
# show support-assist
SupportAssist
-------------
SupportAssist State: Enabled
Operation Mode: Normal
Auto-case Creation: Enabled
CloudIQ: Enabled
Connection Preference: Direct
Gateway Endpoints
-----------------
Gateway 1:
Gateway 2:
Gateway 3:
Proxy Information
-----------------
Proxy State: Disabled
Protocol: HTTP
Host:
Ports:
User Name:
Success: Command completed successfully. (2025-07-07 06:08:47)
#
如何選購傳送 Dell AIOps 遙測資料,以及使用 CLI 停用 SupportAssist。
# set support-assist cloud-iq disabled
Success: Command completed successfully. (2025-07-07 06:10:18)
# set support-assist disabled
Success: Command completed successfully. (2025-07-07 06:10:31)
使用 CLI 在兩個控制器上重新啟動管理服務
restart mc both full 正在運行。此命令不會影響生產。此命令不會重新啟動儲存控制器。管理服務大約需要 ~2 或 3 分鐘才能重新載入,在此期間您將無法存取 PowerVault Manager 或 CLI。
# restart mc both full
During the restart process you will briefly lose communication with the specified Management Controller(s).
Do you want to continue? (y/n) y
Info: Restarting the local MC (A)...
Success: Command completed successfully. - Both MCs were restarted. (2025-07-07 06:11:40)
#
使用 CLI 啟用 SupportAssist 和 Dell AIOps (CloudIQ) 遙測
# set support-assist enabled
Success: Command completed successfully. (2025-07-07 06:18:41)
# set support-assist cloud-iq enabled
Success: Command completed successfully. (2025-07-07 06:18:53)
使用 CLI 顯示磁碟區
# show volumes
Pool Name Total Size Alloc Size Class Type Health Reason Action
-----------------------------------------------------------------------------------
A me5012v1_SN0001 229.9GB 7600.0MB Virtual snapshot OK
A me5012v1 229.9GB 7600.0MB Virtual base OK
B me5012v2 199.9GB 9.0GB Virtual base OK
-----------------------------------------------------------------------------------
Success: Command completed successfully. (2025-07-07 06:19:55)
使用 CLI 為卷建立快照工作
# create task type TakeSnapshot source-volume me5012v1 snapshot-prefix V1 retention-count 4 me5012v1_TS001
Success: Command completed successfully. (me5012v1_TS001) - The task was created. (2025-07-07 06:53:26)
# show tasks
Name Type Status State Error Message
----------------------------------------------------------
me5012v1_TS001 TakeSnapshot Ready Start
----------------------------------------------------------
Success: Command completed successfully. (2025-07-07 06:55:28)
使用 CLI 建立快照工作的排程。
# create schedule schedule-specification "start 2025-07-09 00:01, every 6 hours" task-name me5012v1_TS001 me5012v1_SS0001
Success: Command completed successfully. (me5012v1_SS0001) - The schedule was created. (2025-07-07 06:58:43)
# show schedules
Name Specification Status Next Time Task To Run Error Message
-------------------------------------------------------------------------------------------------------------------------
CHLogsUser Start 2025-05-12 06:50:00, Count 1 Expired N/A CHLogs
me5012v1_SS0001 Start 2025-07-09 00:01:00, Every 6 Hours Ready 2025-07-09 00:01:00 me5012v1_TS001
-------------------------------------------------------------------------------------------------------------------------
Success: Command completed successfully. (2025-07-07 06:58:53)
#