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  • Blog Post: Backing up VM on Hyper-V triggering PlugPlayManager Event 12

    KB 958669 說明備份 VM 會觸發 PlugPlayManager Event 12 事件,備份過程 VSS Snapshot 會產生相對應機碼在 HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\ 下面 KB 982210 說明這個機碼若是不手動刪除會持續長大,這會延長伺服器啟動的時間甚或是會導致伺服器停留在 "Welcome" 畫面 若是伺服器有啟動 ASR (IBM Automatic Server Restart or HP Automatic Server Recovery) 機制,ASR 就有機會判斷伺服器 Hang 住,強制將伺服器重新啟動...
  • Blog Post: Hyper-V 中的guest machine的 DC時間同步的問題

      Issue: Hyper-V 中的 guest machine 的 DC 時間同步的問題   Log Analyze:   ·          系統事件不斷發生 Event 24, 29, 38 的錯誤     Resolution:   ·          參考 KB976924 的方法從 Hyper-V 介面把時間同步化的功能關閉   You receive...
  • Blog Post: Windows 7 / cannot using RDP client to connect RemoteFX guest OS.

    Issue: The following error message appeared after I install the virtual GPU: “Connection was denied because the user account is not authorized for remote log on.” Resolution: All users (even users who are part of the Administrators group on the virtual machine) who need to...
  • Blog Post: SCVMM 2008 R2 Console crashes unexpectedly

    SYMPTOM ================== We add specific Hyper-V host(s), the adding job was able to complete the agent installation process but it got stuck at refreshing host stage (Job stopped at 66%) We reopen the SCVMM console, console will crash in about 20 seconds We also noticed the VMMService...
  • Blog Post: About Hyper-V Failover Cluster and “Refresh Virtual Machine Configuration”

    SYMPTOM ================= 將 Virtual Machine "ABC" 從 Node1 Live Migrate 至 Node2,進度到 90% 的時候失敗 CAUSE ================= 從 Cluster Log 中發現失敗的原因是 'ABC' Microsoft Synthetic Ethernet Port (Instance ID {346984E3-8736-441E-9806-03F726E6B109}): Failed to restore with Error 'The system cannot find the path specified...
  • Blog Post: Hyper-V - 如何使用 WSB 備份 VM? (How to use WSB to backup Hyper-V VM files)

    REGISTER HYPER-V WITH WSB VSS =================================== Hyper-V does not automatically register its VSS writer for use with WSB. You must manually add the registry key and value. Please run the following two commands in DOS prompt to register Hyper-V VSS writer for use with WSB ...
  • Blog Post: Windows 2000 SP4-based virtual machine does not support SCSI controller on Hyper-V

    This is by design. Windows 2000 SP4-based virtual machine only support IDE controller. 958667 Error message when you add a SCSI controller to a Windows 2000 SP4-based virtual machine in Hyper-V Manager on server that is running Windows Server 2008: "STOP c0000263" < http://support.microsoft...
  • Blog Post: How can I disable VM IC Time Synchronization Provider?

    Problem ====== Event Type: Information Event Source: W32Time Event Category: None Event ID: 35 Description: The time service is now synchronizing the system time with the time source VM IC Time Synchronization Provider. It looks this is an issue with a hyper-v client pulling time from the domain....
  • Blog Post: Windows Svr 2008 Std AL,Activation issue on hyper-v virtual machine

    PROBLEM: ========= Unable to Activate on HyperV Virtual client CAUSE: ========== Used the Image of OEM Installed OS RESOLUTION: ============= Running a Repair Install with VLK OS CD. More Information ============== Warning The steps in the article are effective only on Volume License media. If you...
  • Blog Post: Hyper-V Guest OS無法啟動

    Hyper-V有硬體支援要求須確認以下功能硬體有啟動 Review this Microsoft Hyper-V Server 2008 R2 information to make sure you have the required hardware and software. · Supported Operating Systems: A list of supported guest operating systems can be found here . · Processor: x64 compatible processor with...
  • Blog Post: Hyper-V Host上進行VM備份時會造成部份VM進入Save狀態

    問題狀況 =================== Hyper-V Host上進行VM備份時會造成部份VM進入Save狀態 問題原因 =================== 有問題VM其C槽的Shadow Copy存放區是沒有存放在C槽本身 , 而是存放於D槽 解決方式 =================== 將C:的Shadow Copy存放區改成C:本身即可 參考資料 =================== http://blogs.technet.com/b/virtualization/archive/2008/08/29/backing-up-hyper...
  • Blog Post: Hyper-V cannot create VM

    When create a VM, you may encounter the following error: The server encountered an error while configuring memory on TEST. Wizard failed in rolling back the created virtual machine. please delete it manually afterwards. The server encountered an error while configuring memory on TEST. Wizard failed...
  • Blog Post: Windows Time Service fails to start at reboot on Hyper-V Guest OS

    ISSUE ==== Windows Time Service fails to start at reboot on Hyper-V Guest OS ASSOCIATED EVENTS ============== Event Type: Error Event Source: W32Time Event Category: None Event ID: 30 User: N/A Computer: XXXXXX Description: The time service encountered an error while reading its configuration from...
  • Blog Post: 清除Hyper snapshot 後avhd如何正確移除

    問題現象 - Hyper snapshot刪除後avhd殘留 問題成因 - 需要使用介面上的shut down來清除刪除的Snapshot,由guest os內shot down無法刪除avhd 解決方案 - 使用介面上的shut down來清除刪除的Snapshot 參考資訊 - What other important considerations should I be aware of when using snapshots? Keep the following considerations in mind, especially if you plan to use snapshots...
  • Blog Post: Windows-Backup Hyper-V VM Fail

    backup 失敗event log Log Name: Application Source: Microsoft-Windows-Backup Date: 2011/8/5 上午 11:48:26 Event ID: 521 Task Category: None Level: Error Keywords: User: SYSTEM Computer: Computer.domain.com Description: Backup started at '2011/8/5 上午 03:47:56' failed as Volume...
  • Blog Post: SCVMM P2V Failed with Error 12700 - 實體對虛擬轉換失敗

    SYMPTOM =============== 實體對虛擬轉換 Error 12700 The requested operation cannot be performed on a file with a user-mapped section open. CAUSE =============== Hyper-V Host 上的防毒軟體把 VM Config 檔鎖住所導致 RESOLUTION =============== 停用防毒或是把 C:\ClusterStorage 路徑排除在掃瞄範圍中 P2V action works now after disabling/stopping...
  • Blog Post: Hyper-V ---- Server Reboot unexpectedly - Bugcheck 0x50

    Problem ====== Hyper-V virtual machines encounter a problem when any of the VMs configured in the Hyper-V server have a SCSI controller configured but no disk attached to the controller. Work around =========== Either attach a disk to the controller or remove the controller from the VM configuration...
  • Blog Post: Hyper-V - 建議的網路配置 (Recommended network configuration for Hyper-V)

    Your server have two physical NICs and below is a description of your original networking configuration: 1. Disable one of the physical interface 2. Bind the second physical interface to Hyper-V, so that the interface is now actually only a virtual switch (a vitual interface is created as a result of...
  • Blog Post: Win2008R2 VM not responding to RDP and slow logon to desktop issues intermittently

    根據 HP 文件,我們遇到的問題很有可能是 NIC Driver 與 Hyper-V 安裝順序顛倒所導致 : Using HP ProLiant Network Teaming Software with Microsoft You must install and enable the software in the following order: 1. Install and enable the latest version of Hyper-V from Microsoft 2. Install and enable the HP ProLiant Network...
  • Blog Post: HyperV after unexpect snapshop missimg

    O: (Objective)[Environment] ====================== 在某些意外情況下snapshop 與原來的VHD失去關聯,希望可以還原先前的snapshop ,我們只能將設定merge,無法將狀態還原回到原來的關連狀況 A: (Assessment) ============== Note:請注意當問題發生時不要變動或是去開啟原來的VHD source這樣導致無法還原snapshop 以下提供將snapshot的盤merge到虛擬磁盤中的方法: 1. 將虛擬機shotdown,並將虛擬磁盤(.vhd)與增量磁盤(.avhd...
  • Blog Post: 無法建立Hyper-V Ghost OS 或是重啟後Ghost OS 在Hyper-V console missing

    You may experience one of the following issues on a Windows Server 2008 system with the Hyper-V role installed or Microsoft Hyper-V Server 2008: · When you attempt to create or start a virtual machine, you receive one of the following errors: · The requested operation cannot be performed...
  • Blog Post: How to extend system partition in Windows 2000 VM

    以下的測試是利用Windows 2000 Server VM. PS.我建議調整system partition前,必須在沒有做snapshot的情況下. 1. 修改Windows 2000 Server系統磁碟的虛擬磁碟,選擇Edit. 2. 選擇Expand 3. 原本Disk的上限是20GB,給新的Disk上限值,虛擬磁碟最大上限是2TB. 4. 確認後按下Finish 5. Windows 2000系統開機後,打開磁碟管理員,可以看到新增的未配置的5GB磁碟空間 6. 下載並安裝DiskPart.exe for Windows...
  • Blog Post: How to resize a partition in VHD?

    SCVMM 2008 R2 & SCVMM 2012 無法在 P2V 的精靈設定過程中將 Partition Size 縮小。 詳細說明請參考 P2V: Converting Physical Computers to Virtual Machines in VMM where it states “It is not possible to shrink the size of a disk.” http://technet.microsoft.com/en-us/library/cc764232.aspx 但是您可以採用以下方式縮小 Partition...
  • Blog Post: Hyper-V 上的W2K3 VM頻繁出現Win32time 時間同步錯誤事件:24,29,38

    This symptom seems a known issue when VM running on Hpyer-V, please refer to the following action and try to fix the problem. Resolution =========== Before do below action, you need turn off VM first: 1) Open the Hyper-V Manager. 2) Click on Settings . 3) Click on Integration services . 4) Uncheck...