爛泥:KVM安裝centos6.5系統

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本文首發於爛泥行天下。

在前一篇文章中,我介紹了有關KVM的安裝與配置。接下來,就來介紹如何在KVM中安裝Centos系統。

注意該centos鏡像檔案,使用的是:CentOS-6.5-x86_64-minimal.iso

在KVM中安裝作業系統一般是分為三步:

建立虛擬機器所需要的硬碟,使用qemu-img命令

開始虛擬機器,使用virt-install命令

按照正常安裝系統,進行安裝

現在開始第一步,建立硬碟,使用以下命令:

qemu-img create -f qcow2 /vhost/ilanni01.img 4G

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硬碟建立完畢後,我們現在安裝虛擬機器,使用以下命令:

virt-install --name ilanni01 -r 2048 --vcpus=1 --os-type=linux --accelerate -c /iso/CentOS-6.5-x86_64-minimal.iso --disk path=/vhost/ilanni01.img,size=4,format=qcow2,bus=virtio --bridge=br0,model=virtio --vnc --vncport=5991 --vnclisten=0.0.0.0 --force –autostart

--name虛擬機器的名稱

-r 分配給虛擬機器的記憶體

--vcpus 分配給虛擬機器的cpu個數

--os-type 該虛擬機器的OS類型

--vncport 串連該虛擬機器的VNC連接埠號碼

其他的選項可以通過 virt-install –help進行查看。

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現在開始VNC用戶端串連虛擬機器,如下:

192.168.1.240:5991

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現在開始VNC來安裝centos系統,如:

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選擇第一項,開始安裝系統。

注意:如果你想進入字元介面,安裝centos。那麼此時你可以按鍵盤上的“ESC”鍵,如後輸入:linux text。斷行符號即可進入字元安裝介面。

還有,經過多次得到驗證。Centos5以前的版本,包含Centos5在字元介面下是可以進行手動分區的。但是Centos6以後,在字元介面下是不能手動分區的,只能在圖形介面下進行手動分區。

同時如果該虛擬機器的記憶體小於768M的話,在安裝時會自動進入字元介面。大於768M的話,系統會自動進入圖形介面。

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不檢測鏡像檔案,直接進入安裝。

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開始安裝,下一步。

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在此語言強烈建議選擇英文。

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鍵盤格式選擇美國標準鍵盤

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選擇基本存放裝置

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選擇允許

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這裡是填寫主機名稱,也可以預設

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選擇時區

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設定root使用者的密碼

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選擇自訂分區

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可以看到目前整個硬碟,還未被分區。

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開始建立新的分區,在此選擇標準分區。

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先給/boot分區

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按照以上進行分區,結果如上。

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格式化分區

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把分區資訊儲存到硬碟

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安裝系統引導資訊

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開始安裝系統

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系統安裝完畢後,重啟系統。

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通過,我們可以看到系統已經安裝成功,而且分區資訊也和我們配置的一模一樣。

本文出自 “爛泥行天下” 部落格,請務必保留此出處http://ilanni.blog.51cto.com/526870/1530099

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