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如何預測數據中心的使用壽命

發布時(shi)間:作者:cobinet 10G網絡模(mo)塊瀏覽(lan):514次來源:企(qi)業網D1Net
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的(de)使(shi)用(yong)壽(shou)命可(ke)以(yi)測量嗎?這就像人們(men)無法預測自己的(de)壽(shou)命一(yi)(yi)樣(yang),我們(men)無法得到確切(qie)的(de)答案(an)。不(bu)過,我們(men)可(ke)以(yi)根據現有數(shu)據中(zhong)心的(de)狀態,來對使(shi)用(yong)壽(shou)命進(jin)(jin)(jin)行(xing)(xing)預估(gu)。就像醫生對一(yi)(yi)個(ge)已經患了癌癥病人的(de)生命進(jin)(jin)(jin)行(xing)(xing)預測一(yi)(yi)樣(yang),醫生會根據以(yi)往病例數(shu)據,給出一(yi)(yi)個(ge)大(da)概的(de)時(shi)間范圍,但并不(bu)絕對。對于數(shu)據中(zhong)心進(jin)(jin)(jin)行(xing)(xing)使(shi)用(yong)壽(shou)命的(de)測量,同樣(yang)如此。我們(men)可(ke)以(yi)根據數(shu)據中(zhong)心現有的(de)各種表現,來評(ping)估(gu)數(shu)據中(zhong)心可(ke)使(shi)用(yong)的(de)時(shi)間長度(du)。 

 

對(dui)(dui)(dui)一(yi)(yi)個(ge)運行(xing)(xing)(xing)(xing)中(zhong)(zhong)(zhong)的(de)數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)進(jin)行(xing)(xing)(xing)(xing)壽(shou)(shou)命(ming)測量,我(wo)們需要采集一(yi)(yi)些(xie)數(shu)(shu)(shu)據(ju)(ju)(ju),通過對(dui)(dui)(dui)這些(xie)數(shu)(shu)(shu)據(ju)(ju)(ju)進(jin)行(xing)(xing)(xing)(xing)綜合分(fen)析,得出(chu)(chu)數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)將(jiang)(jiang)來可能(neng)的(de)使用(yong)壽(shou)(shou)命(ming)。這些(xie)數(shu)(shu)(shu)據(ju)(ju)(ju)涵蓋范圍極廣(guang):包括機(ji)(ji)房環境、設備負載,運行(xing)(xing)(xing)(xing)狀況、業務應(ying)用(yong)類型、盈(ying)利能(neng)力(li)、天(tian)災(zai)人禍、擴容能(neng)力(li)、業務需求等(deng)等(deng),每一(yi)(yi)項都包含很多小(xiao)項,比(bi)如(ru)(ru)機(ji)(ji)房環境,可包含溫濕度(du)(du)、靜電、輻射、空氣清潔(jie)度(du)(du)等(deng)等(deng),要根(gen)據(ju)(ju)(ju)數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)應(ying)用(yong)情(qing)況對(dui)(dui)(dui)每一(yi)(yi)項給(gei)出(chu)(chu)合理的(de)權(quan)重(zhong),然后將(jiang)(jiang)所有項給(gei)出(chu)(chu)評(ping)(ping)估分(fen)數(shu)(shu)(shu),乘以(yi)(yi)權(quan)重(zhong)得出(chu)(chu)最終評(ping)(ping)估分(fen)數(shu)(shu)(shu),根(gen)據(ju)(ju)(ju)分(fen)數(shu)(shu)(shu)來預測數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)將(jiang)(jiang)來的(de)壽(shou)(shou)命(ming),影(ying)響一(yi)(yi)個(ge)數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)使用(yong)壽(shou)(shou)命(ming)長短的(de)原因(yin)是多方面的(de),也(ye)許遇到一(yi)(yi)個(ge)突(tu)發事件就(jiu)可能(neng)導致關門大吉,比(bi)如(ru)(ru)地(di)震、火(huo)災(zai)、臺風等(deng),這類事件發生(sheng)概率(lv)小(xiao),所以(yi)(yi)獲得的(de)權(quan)重(zhong)數(shu)(shu)(shu)值并不(bu)(bu)(bu)(bu)(bu)高。如(ru)(ru)果(guo)(guo)數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)有穩定的(de)盈(ying)利能(neng)力(li),也(ye)會(hui)延(yan)長數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)使用(yong)壽(shou)(shou)命(ming),可以(yi)(yi)將(jiang)(jiang)部分(fen)資金用(yong)于數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)改(gai)(gai)造(zao)上,這個(ge)人的(de)行(xing)(xing)(xing)(xing)為(wei)非常雷同(tong)。當(dang)我(wo)們生(sheng)病了,需要去醫(yi)院就(jiu)醫(yi),需要花錢,如(ru)(ru)果(guo)(guo)治(zhi)(zhi)錯了就(jiu)會(hui)耽誤治(zhi)(zhi)療,甚(shen)至影(ying)響到生(sheng)命(ming),對(dui)(dui)(dui)于數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)也(ye)如(ru)(ru)此,數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)在運行(xing)(xing)(xing)(xing)過程中(zhong)(zhong)(zhong)會(hui)出(chu)(chu)現各(ge)種各(ge)樣(yang)的(de)問題,如(ru)(ru)果(guo)(guo)可以(yi)(yi)及時修改(gai)(gai),還(huan)能(neng)夠繼續運行(xing)(xing)(xing)(xing),如(ru)(ru)果(guo)(guo)連修改(gai)(gai)、改(gai)(gai)造(zao)的(de)錢都拿(na)不(bu)(bu)(bu)(bu)(bu)出(chu)(chu),離關門的(de)那一(yi)(yi)天(tian)就(jiu)不(bu)(bu)(bu)(bu)(bu)遠了。當(dang)然,還(huan)有很多時候,比(bi)如(ru)(ru)數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)布線年久不(bu)(bu)(bu)(bu)(bu)修、老化嚴重(zhong),機(ji)(ji)房建筑不(bu)(bu)(bu)(bu)(bu)安(an)全等(deng)很難徹底糾正,也(ye)會(hui)縮(suo)短使用(yong)壽(shou)(shou)命(ming)。總之(zhi),對(dui)(dui)(dui)數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)進(jin)行(xing)(xing)(xing)(xing)壽(shou)(shou)命(ming)測量,是根(gen)據(ju)(ju)(ju)采集到的(de)各(ge)種數(shu)(shu)(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)運行(xing)(xing)(xing)(xing)數(shu)(shu)(shu)據(ju)(ju)(ju)

進(jin)行(xing)綜合(he)評估,得出(chu)相(xiang)對(dui)(dui)準(zhun)確的(de)(de)(de)結(jie)果(guo)。還(huan)有(you)很多情(qing)況(kuang)(kuang),在數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)建設(she)之初就(jiu)(jiu)設(she)計(ji)(ji)(ji)了使(shi)(shi)用年(nian)限。比如建設(she)一個能(neng)(neng)夠在三(san)十年(nian)或(huo)者更(geng)(geng)久時(shi)間之后(hou)還(huan)能(neng)(neng)夠滿足企(qi)業使(shi)(shi)用需求的(de)(de)(de)數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)。這(zhe)(zhe)樣數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)(de)(de)所有(you)設(she)計(ji)(ji)(ji)部(bu)分都(dou)要(yao)考慮到使(shi)(shi)用壽命(ming)(ming)(ming),根(gen)據(ju)(ju)(ju)(ju)(ju)(ju)設(she)定的(de)(de)(de)使(shi)(shi)用壽命(ming)(ming)(ming)來(lai)采(cai)購相(xiang)應的(de)(de)(de)設(she)備和(he)材料,像建筑、通道、防火、布線(xian)槽等(deng)這(zhe)(zhe)些部(bu)分要(yao)確保三(san)十年(nian)或(huo)更(geng)(geng)久時(shi)間都(dou)可用,隨著數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)(de)(de)運行(xing),再不(bu)斷(duan)對(dui)(dui)使(shi)(shi)用壽命(ming)(ming)(ming)進(jin)行(xing)測(ce)量(liang),若(ruo)有(you)不(bu)符(fu)(fu)合(he)的(de)(de)(de)數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)指(zhi)標,及(ji)時(shi)采(cai)取補(bu)救(jiu)措施。和(he)人一樣,數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)也希望使(shi)(shi)用壽命(ming)(ming)(ming)越長(chang)越好。但是(shi),到了數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)生命(ming)(ming)(ming)周期后(hou)期,由于使(shi)(shi)用年(nian)限較長(chang),設(she)備老(lao)化問題(ti)嚴重,導致(zhi)事故頻發(fa),這(zhe)(zhe)時(shi)就(jiu)(jiu)要(yao)考慮有(you)沒有(you)必要(yao)對(dui)(dui)數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)做一些修繕工作(zuo),適當延(yan)長(chang)數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)(de)(de)使(shi)(shi)用壽命(ming)(ming)(ming),剛開始也許只需要(yao)投(tou)入很少,但如果(guo)修繕的(de)(de)(de)成本(ben)越來(lai)越高,甚至已經大大超出(chu)了預(yu)(yu)算,就(jiu)(jiu)要(yao)考慮終止數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)(de)(de)使(shi)(shi)用了,轉投(tou)其它數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)或(huo)新建數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)。除了通過采(cai)集(ji)數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju),然(ran)(ran)后(hou)賦予各(ge)項權重來(lai)計(ji)(ji)(ji)算使(shi)(shi)用壽命(ming)(ming)(ming)之外,還(huan)可以通過數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)建模來(lai)預(yu)(yu)測(ce),這(zhe)(zhe)是(shi)現(xian)代數(shu)(shu)(shu)學常用的(de)(de)(de)方法(fa),根(gen)據(ju)(ju)(ju)(ju)(ju)(ju)以往經驗或(huo)者歷(li)史數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)設(she)計(ji)(ji)(ji)壽命(ming)(ming)(ming)預(yu)(yu)測(ce)的(de)(de)(de)模型,然(ran)(ran)后(hou)將這(zhe)(zhe)個數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)采(cai)集(ji)的(de)(de)(de)數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)輸入,通過建模計(ji)(ji)(ji)算來(lai)得出(chu)使(shi)(shi)用壽命(ming)(ming)(ming)的(de)(de)(de)結(jie)果(guo),這(zhe)(zhe)種建模方式更(geng)(geng)為科學和(he)客觀,更(geng)(geng)加符(fu)(fu)合(he)數(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)本(ben)身的(de)(de)(de)實(shi)際情(qing)況(kuang)(kuang)。

那么,究竟哪(na)些行(xing)為會縮短數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)(de)(de)(de)(de)使(shi)用(yong)壽(shou)命呢?首先,隨(sui)著業(ye)(ye)務(wu)(wu)(wu)規(gui)模的(de)(de)(de)(de)(de)增(zeng)(zeng)大(da),數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)為了(le)(le)適應(ying)業(ye)(ye)務(wu)(wu)(wu)增(zeng)(zeng)長(chang)的(de)(de)(de)(de)(de)需求,不(bu)斷(duan)地擴容、新增(zeng)(zeng)或改造機房,使(shi)機房偏離了(le)(le)原來設計(ji)的(de)(de)(de)(de)(de)安(an)全(quan)規(gui)范,容易(yi)縮短使(shi)用(yong)壽(shou)命;其次,隨(sui)著各種(zhong)設備使(shi)用(yong)年限(xian)的(de)(de)(de)(de)(de)增(zeng)(zeng)加(jia),在(zai)各種(zhong)環境、外(wai)力(li)的(de)(de)(de)(de)(de)作用(yong)下(xia),設備的(de)(de)(de)(de)(de)各項性能(neng)指標也必然逐(zhu)步(bu)衰退,讓(rang)(rang)數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)逐(zhu)漸步(bu)入后期,一般(ban)的(de)(de)(de)(de)(de)IT設備使(shi)用(yong)壽(shou)命為五(wu)年,五(wu)年時(shi)間就要集中(zhong)(zhong)(zhong)進行(xing)批(pi)量(liang)更換,這將是(shi)一筆(bi)不(bu)小(xiao)(xiao)的(de)(de)(de)(de)(de)費用(yong),如果此時(shi)數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)(de)(de)(de)(de)盈(ying)利能(neng)力(li)還很差,數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)就比較危險了(le)(le),面(mian)臨關門;第三,俗(su)話說 千里之堤,毀于(yu)蟻穴 ,當數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)出現一些小(xiao)(xiao)毛(mao)病(bing)時(shi),如果不(bu)及時(shi)進行(xing)修正,慢慢就會變成(cheng)大(da)毛(mao)病(bing),直到(dao)無法(fa)挽救,數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)結(jie)束生(sheng)命周(zhou)期,所(suo)以要從數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)(de)(de)(de)(de)微(wei)(wei)觀層面(mian)、細節(jie)上抓起,防微(wei)(wei)杜漸。第四,百年不(bu)遇的(de)(de)(de)(de)(de)天(tian)災人(ren)禍,雖(sui)概率(lv)小(xiao)(xiao),一旦發生(sheng)就可(ke)能(neng)給數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)造成(cheng)致命性的(de)(de)(de)(de)(de)打(da)擊,在(zai)數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)有精力(li)的(de)(de)(de)(de)(de)情況下(xia),還是(shi)要對這些突發事件進行(xing)預防;第五(wu),業(ye)(ye)務(wu)(wu)(wu)流(liu)量(liang)的(de)(de)(de)(de)(de)流(liu)失(shi),大(da)量(liang)訪問(wen)數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)的(de)(de)(de)(de)(de)用(yong)戶(hu)量(liang)急劇減少,讓(rang)(rang)數(shu)據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)(xin)常年虧損,無法(fa)繼續維(wei)持,只能(neng)選擇關門。

對(dui)數(shu)(shu)據(ju)(ju)中(zhong)心(xin)的(de)(de)(de)使(shi)(shi)用壽(shou)(shou)命進(jin)(jin)行(xing)(xing)(xing)(xing)預測(ce),非(fei)常有(you)(you)實際(ji)意(yi)義(yi),可以讓數(shu)(shu)據(ju)(ju)中(zhong)心(xin)的(de)(de)(de)管理者對(dui)當前數(shu)(shu)據(ju)(ju)中(zhong)心(xin)的(de)(de)(de)運(yun)行(xing)(xing)(xing)(xing)狀態有(you)(you)詳細了(le)解,同(tong)時為未(wei)來業(ye)務部署提供(gong)參考(kao)。通過(guo)(guo)對(dui)數(shu)(shu)據(ju)(ju)中(zhong)心(xin)使(shi)(shi)用壽(shou)(shou)命進(jin)(jin)行(xing)(xing)(xing)(xing)預測(ce),還會發現當前數(shu)(shu)據(ju)(ju)中(zhong)心(xin)現有(you)(you)的(de)(de)(de)不足,對(dui)這些(xie)地方(fang)及時進(jin)(jin)行(xing)(xing)(xing)(xing)修復,可以在(zai)一(yi)(yi)定程度上(shang)延長(chang)使(shi)(shi)用壽(shou)(shou)命。所以,對(dui)數(shu)(shu)據(ju)(ju)中(zhong)心(xin)的(de)(de)(de)使(shi)(shi)用壽(shou)(shou)命進(jin)(jin)行(xing)(xing)(xing)(xing)預測(ce)也(ye)是(shi)一(yi)(yi)個(ge)動(dong)態過(guo)(guo)程,在(zai)不同(tong)階(jie)段采集的(de)(de)(de)數(shu)(shu)據(ju)(ju)都(dou)是(shi)不同(tong)的(de)(de)(de),每(mei)項數(shu)(shu)據(ju)(ju)的(de)(de)(de)權重數(shu)(shu)值也(ye)有(you)(you)變化,這樣得(de)出(chu)的(de)(de)(de)使(shi)(shi)用壽(shou)(shou)命必(bi)然(ran)有(you)(you)差異(yi)。當一(yi)(yi)家數(shu)(shu)據(ju)(ju)中(zhong)心(xin)的(de)(de)(de)運(yun)行(xing)(xing)(xing)(xing)達到其極限時,其所屬的(de)(de)(de)企業(ye)組織必(bi)然(ran)要做出(chu)一(yi)(yi)些(xie)重大的(de)(de)(de)決(jue)定,這時對(dui)數(shu)(shu)據(ju)(ju)中(zhong)心(xin)使(shi)(shi)用壽(shou)(shou)命進(jin)(jin)行(xing)(xing)(xing)(xing)預測(ce),非(fei)常有(you)(you)益(yi)。是(shi)大刀(dao)闊斧(fu)地進(jin)(jin)行(xing)(xing)(xing)(xing)改革,還是(shi)考(kao)慮采取(qu)一(yi)(yi)些(xie)溫和(he)的(de)(de)(de)、且成本便(bian)宜的(de)(de)(de)升級和(he)調整方(fang)案措(cuo)施,都(dou)將和(he)預測(ce)結果有(you)(you)關系(xi),使(shi)(shi)用壽(shou)(shou)命決(jue)定了(le)數(shu)(shu)據(ju)(ju)中(zhong)心(xin)在(zai)未(wei)來各種資源的(de)(de)(de)投入(ru)量。



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