摘 要:目前,隨著我國(guó)互聯(lián)網(wǎng)技術(shù)的不斷發(fā)展,服務(wù)器虛擬化在計(jì)算機(jī)中的應(yīng)用不斷增加,尤其是在云計(jì)算等大數(shù)據(jù)領(lǐng)域中,服務(wù)器虛擬化的應(yīng)用使其運(yùn)轉(zhuǎn)效率和數(shù)據(jù)整合等能力得到了顯著提高,但是隨著服務(wù)器虛擬化的應(yīng)用規(guī)模不斷擴(kuò)大,常見(jiàn)的安全隱患也逐漸顯露。因此,本文將針對(duì)服務(wù)器虛擬化常見(jiàn)的安全隱患及其防范措施進(jìn)行探究。
關(guān)鍵詞:服務(wù)器;虛擬化;安全隱患;防范措施
中圖分類(lèi)號(hào):TP309 文獻(xiàn)標(biāo)識(shí)碼:A 文章編號(hào):2096-4706(2018)11-0153-02
Analysis of Common Security Risks and Preventive Measures of Server Virtualization
XIE Yiping,ZHAO Danrui
(Guangzhou Railway Polytechnic,Guangzhou 510430,China)
Abstract:At present,with the continuous development of Internet technology in China,the application of server virtualization in computer is increasing. Especially in the field of cloud computing and other data fields,the application of server virtualization makes its operation efficiency and data integration ability improved significantly,but with the application of server virtualization. As the scale continues to expand,common security risks are also gradually revealed. Therefore,this article will explore the common security risks and preventive measures of server virtualization.
Keywords:server;virtualization;security risks;preventive measures
0 引 言
服務(wù)器虛擬化主要是將計(jì)算機(jī)內(nèi)的硬件虛擬化成通過(guò)邏輯表達(dá)的軟件。目前,我國(guó)許多服務(wù)器的運(yùn)行負(fù)載小于15%,服務(wù)器規(guī)模遠(yuǎn)大于實(shí)際所需要的規(guī)模,同時(shí)計(jì)算機(jī)內(nèi)硬件的IT架構(gòu)過(guò)于龐雜,導(dǎo)致服務(wù)器運(yùn)行效率低。服務(wù)器虛擬化形式多樣,可以將一臺(tái)服務(wù)器虛擬化成多臺(tái)服務(wù)器,或者將多個(gè)服務(wù)器虛擬化成一個(gè)邏輯服務(wù)器,又或者將多臺(tái)服務(wù)器虛擬化成一臺(tái)服務(wù)器后,再繼續(xù)將其分散到多個(gè)虛擬環(huán)境中,采用這種“一虛多”、“多虛一”或“多虛多”的方式實(shí)現(xiàn)服務(wù)器虛擬化有很多好處,一方面能滿(mǎn)足計(jì)算機(jī)系統(tǒng)的多種需要,另一方面能夠提高系統(tǒng)運(yùn)轉(zhuǎn)效率,節(jié)省物理空間,簡(jiǎn)化管理系統(tǒng),同時(shí)虛擬化的平臺(tái)擁有負(fù)載均衡、動(dòng)態(tài)遷移和故障自動(dòng)隔離等功能,使服務(wù)器的穩(wěn)定性大大提高。然而服務(wù)器虛擬化的應(yīng)用也存在著許多傳統(tǒng)服務(wù)器并不存在安全隱患,同時(shí)隱蔽性較強(qiáng),無(wú)論是修復(fù)難度還是修復(fù)成本都較大。……