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數據中心降低運營成本戰略解密

發(fa)布時間:作者:cobinet keystone jack瀏覽:514次來源:企業網D1Net
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隨著(zhu)的(de)建設(she)(she)規模越來越大,系統變(bian)得(de)復雜,需(xu)要更多(duo)(duo)的(de)專業技術人員,數(shu)(shu)據(ju)中(zhong)心(xin)運(yun)營成本(ben)(ben)(ben)變(bian)得(de)越來越高(gao)。運(yun)營成本(ben)(ben)(ben)是數(shu)(shu)據(ju)中(zhong)心(xin)在運(yun)營維護(hu)期間發(fa)生(sheng)的(de)各類費(fei)(fei)用(yong)(yong),運(yun)營成本(ben)(ben)(ben)包(bao)含有很多(duo)(duo)部(bu)分(fen),主要包(bao)括:房屋建筑(zhu)物和(he)土地成本(ben)(ben)(ben)攤銷或(huo)租(zu)金;設(she)(she)備折舊(jiu)或(huo)租(zu)金;水電費(fei)(fei)用(yong)(yong);網(wang)絡通(tong)訊(xun)費(fei)(fei)用(yong)(yong);人力費(fei)(fei)用(yong)(yong);保(bao)險(xian)費(fei)(fei)用(yong)(yong);維修費(fei)(fei)用(yong)(yong);相(xiang)關稅費(fei)(fei);財務(wu)費(fei)(fei)用(yong)(yong)等(deng)等(deng)。當然(ran),在這些成本(ben)(ben)(ben)中(zhong),水電費(fei)(fei)占用(yong)(yong)了近三(san)分(fen)之(zhi)一(yi),設(she)(she)備和(he)網(wang)絡通(tong)訊(xun)費(fei)(fei)用(yong)(yong)占用(yong)(yong)三(san)分(fen)之(zhi)一(yi),其它占用(yong)(yong)三(san)分(fen)之(zhi)一(yi),通(tong)過(guo)對前(qian)兩(liang)部(bu)分(fen)成本(ben)(ben)(ben)進行優化(hua)縮減,往往可(ke)達到(dao)更好(hao)的(de)降(jiang)低運(yun)營成本(ben)(ben)(ben)的(de)目的(de)。本(ben)(ben)(ben)文接下來即將揭(jie)開數(shu)(shu)據(ju)中(zhong)心(xin)降(jiang)低運(yun)營成本(ben)(ben)(ben)的(de)秘密。

虛擬化技術

如(ru)今在數據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)技(ji)術(shu)圈(quan)里混,不把虛擬(ni)化(hua)(hua)一(yi)詞放在嘴邊,多顯得不與時俱進了。一(yi)時間虛擬(ni)化(hua)(hua)紅遍數據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)市場,從設備提(ti)供商(shang)、解(jie)決方案、服(fu)務提(ti)供商(shang)甚至數據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)客(ke)戶(hu)都(dou)在討論虛擬(ni)化(hua)(hua),虛擬(ni)化(hua)(hua)技(ji)術(shu)也以(yi)破竹之勢長(chang)期獨占數據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)新(xin)聞頭條(tiao)。虛擬(ni)化(hua)(hua)技(ji)術(shu)最主要的(de)目的(de)就(jiu)是提(ti)升數據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)的(de)資源利(li)用(yong)(yong)(yong)率,數據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)里各(ge)種(zhong)計算、網(wang)絡、存(cun)儲資源利(li)用(yong)(yong)(yong)率并不高,存(cun)在很大(da)的(de)浪費,當規模小的(de)時候不覺得,現在數據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)規模越來越大(da),成本問(wen)題突顯出來。虛擬(ni)化(hua)(hua)技(ji)術(shu)可(ke)以(yi)將各(ge)種(zhong)數據(ju)(ju)(ju)中(zhong)(zhong)(zhong)心(xin)資源充分調動(dong)起(qi)(qi)來,以(yi)最小的(de)軟件代(dai)價(jia),將所有硬件資源都(dou)利(li)用(yong)(yong)(yong)起(qi)(qi)來,從而達到降低成本的(de)目的(de),也就(jiu)是原來可(ke)能(neng)一(yi)個應用(yong)(yong)(yong)業(ye)務要占用(yong)(yong)(yong)10臺服(fu)務器設備,現在通過(guo)部署虛擬(ni)化(hua)(hua)技(ji)術(shu),在提(ti)升可(ke)靠(kao)性的(de)同時,也許可(ke)以(yi)通過(guo)5臺服(fu)務器就(jiu)可(ke)搞定(ding),這樣可(ke)以(yi)將新(xin)增設備的(de)資金節省下來。

綠色節能

綠色節(jie)(jie)能(neng)(neng)(neng)也(ye)屬老(lao)生常談,在(zai)數(shu)(shu)據(ju)(ju)中心(xin)(xin)(xin)的(de)(de)運(yun)營成(cheng)本中水電(dian),尤其是耗(hao)電(dian)占了(le)大頭(tou)。建設(she)綠色數(shu)(shu)據(ju)(ju)中心(xin)(xin)(xin)的(de)(de)目(mu)的(de)(de)說白(bai)了(le)就是要(yao)(yao)省電(dian)。數(shu)(shu)據(ju)(ju)中心(xin)(xin)(xin)里(li)小(xiao)的(de)(de)服(fu)(fu)務(wu)(wu)器運(yun)轉起(qi)來(lai)也(ye)要(yao)(yao)300W,有1000臺那就是個(ge)不小(xiao)的(de)(de)數(shu)(shu)字,更何況1000臺對(dui)于數(shu)(shu)據(ju)(ju)中心(xin)(xin)(xin)來(lai)說太少了(le),現(xian)在(zai)擁有上萬臺服(fu)(fu)務(wu)(wu)器的(de)(de)數(shu)(shu)據(ju)(ju)中心(xin)(xin)(xin)隨(sui)處(chu)可(ke)見(jian)。設(she)備(bei)(bei)(bei)一(yi)(yi)(yi)旦放入數(shu)(shu)據(ju)(ju)中心(xin)(xin)(xin)開始使用了(le),很難再對(dui)設(she)備(bei)(bei)(bei)的(de)(de)功(gong)耗(hao)作(zuo)改變,那就要(yao)(yao)為(wei)設(she)備(bei)(bei)(bei)減負,為(wei)設(she)備(bei)(bei)(bei)提(ti)供一(yi)(yi)(yi)個(ge)良好的(de)(de)運(yun)行環境(jing),確保(bao)設(she)備(bei)(bei)(bei)處(chu)于最佳的(de)(de)工作(zuo)運(yun)轉狀態,這樣(yang)可(ke)以大大延長設(she)備(bei)(bei)(bei)的(de)(de)使用壽(shou)命,本身就是一(yi)(yi)(yi)種節(jie)(jie)能(neng)(neng)(neng)方式。還有,設(she)計(ji)合理(li)的(de)(de)通(tong)(tong)風通(tong)(tong)道,提(ti)升機房內部的(de)(de)通(tong)(tong)風效率,減少空調(diao)系(xi)統(tong)的(de)(de)耗(hao)電(dian)量,要(yao)(yao)采用一(yi)(yi)(yi)級能(neng)(neng)(neng)效的(de)(de)節(jie)(jie)能(neng)(neng)(neng)空調(diao),機房內部保(bao)持(chi)與(yu)外(wai)部隔(ge)離(li),減少機房內部與(yu)外(wai)部的(de)(de)熱交(jiao)換,從而達到綠色節(jie)(jie)能(neng)(neng)(neng)的(de)(de)目(mu)的(de)(de)。關(guan)于綠色節(jie)(jie)能(neng)(neng)(neng),在(zai)這里(li)不再展開說明,實際上內容包羅萬象(xiang),已(yi)經衍生成(cheng)為(wei)一(yi)(yi)(yi)門(men)專業(ye)技能(neng)(neng)(neng),專門(men)有專家和企業(ye)在(zai)做綠色節(jie)(jie)能(neng)(neng)(neng)的(de)(de)研究。

采用直流電

數(shu)據(ju)中(zhong)(zhong)心(xin)的運(yun)轉(zhuan)最離不(bu)開電(dian)(dian)(dian),沒有電(dian)(dian)(dian)數(shu)據(ju)中(zhong)(zhong)心(xin)所有設備(bei)都沒法開工,耗電(dian)(dian)(dian)高(gao)也(ye)是(shi)(shi)讓數(shu)據(ju)中(zhong)(zhong)心(xin)最頭疼的事兒。要(yao)降低(di)運(yun)營成本,也(ye)需要(yao)從(cong)供電(dian)(dian)(dian)上著手(shou)。現(xian)在流(liu)(liu)(liu)(liu)(liu)行用(yong)(yong)(yong)直流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)源替(ti)換現(xian)在主(zhu)流(liu)(liu)(liu)(liu)(liu)的交(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)源系(xi)統(tong)。通過集中(zhong)(zhong)式直流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)分(fen)配系(xi)統(tong),對(dui)各個服務器和存(cun)儲設備(bei)進行直流(liu)(liu)(liu)(liu)(liu)供電(dian)(dian)(dian)。與交(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)相比,直流(liu)(liu)(liu)(liu)(liu)供電(dian)(dian)(dian)更(geng)加穩(wen)定,能(neng)源使用(yong)(yong)(yong)率高(gao),使用(yong)(yong)(yong)也(ye)更(geng)安全。對(dui)于(yu)采用(yong)(yong)(yong)交(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)供電(dian)(dian)(dian)已經(jing)在運(yun)營的數(shu)據(ju)中(zhong)(zhong)心(xin),也(ye)可(ke)以考(kao)慮采用(yong)(yong)(yong)高(gao)壓(ya)直流(liu)(liu)(liu)(liu)(liu)供電(dian)(dian)(dian),這種(zhong)方式實際(ji)上采用(yong)(yong)(yong)的還是(shi)(shi)交(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)源,但是(shi)(shi)電(dian)(dian)(dian)壓(ya)高(gao)于(yu)正常(chang)的交(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)電(dian)(dian)(dian)壓(ya),這種(zhong)方式既具(ju)有直流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)源的節(jie)能(neng)型,又可(ke)以保護數(shu)據(ju)中(zhong)(zhong)心(xin)原有投資,只(zhi)要(yao)原有的供電(dian)(dian)(dian)系(xi)統(tong)只(zhi)是(shi)(shi)高(gao)電(dian)(dian)(dian)壓(ya)的交(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)供電(dian)(dian)(dian)即可(ke)。在現(xian)階段(duan)的數(shu)據(ju)中(zhong)(zhong)心(xin)發展中(zhong)(zhong),采用(yong)(yong)(yong)直流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)或者高(gao)壓(ya)直流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)替(ti)換交(jiao)(jiao)流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)成為一種(zhong)必然(ran)的趨勢,將(jiang)來數(shu)據(ju)中(zhong)(zhong)心(xin)里直流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)將(jiang)一統(tong)天下。

精簡數據

盡管數(shu)(shu)據(ju)(ju)中心要(yao)處理(li)海量(liang)的(de)(de)數(shu)(shu)據(ju)(ju),這(zhe)(zhe)些(xie)數(shu)(shu)據(ju)(ju)重復(fu)性(xing)很高(gao),反復(fu)被保存(cun),浪費大(da)量(liang)的(de)(de)存(cun)儲(chu)資(zi)源,要(yao)精(jing)簡數(shu)(shu)據(ju)(ju)。一(yi)般對于一(yi)份數(shu)(shu)據(ju)(ju),只存(cun)儲(chu)一(yi)份,當(dang)需要(yao)訪問時,再(zai)進行復(fu)制拷貝,減少存(cun)儲(chu)數(shu)(shu)據(ju)(ju)空間。還有不少的(de)(de)數(shu)(shu)據(ju)(ju)具有時效性(xing),在經(jing)過了(le)為期相當(dang)短(duan)的(de)(de)僅為30到(dao)90天的(de)(de)平均(jun)生(sheng)命周期之后,絕大(da)部分數(shu)(shu)據(ju)(ju)都(dou)將變(bian)為無效。當(dang)數(shu)(shu)據(ju)(ju)存(cun)儲(chu)時間較長,可以將這(zhe)(zhe)些(xie)數(shu)(shu)據(ju)(ju)從昂貴的(de)(de),主(zhu)要(yao)磁(ci)盤存(cun)儲(chu)轉移到(dao)更經(jing)濟的(de)(de)存(cun)儲(chu)層,如成本(ben)較低的(de)(de)容量(liang)磁(ci)盤或(huo)磁(ci)帶是很有意義的(de)(de)。

如此一來,雖然犧牲了數據的(de)可訪問性,卻可大(da)大(da)減少(shao)磁(ci)盤(pan)容量,節省(sheng)存(cun)儲空間。從而降(jiang)低數據中心(xin)的(de)運營成(cheng)本,避(bi)免海量的(de)數據躺在存(cun)儲器里睡大(da)覺(jue)。

自動化管理軟件

數據(ju)(ju)中(zhong)(zhong)(zhong)心的(de)(de)(de)(de)(de)管(guan)理(li)要靠(kao)人(ren)(ren)(ren)來(lai)(lai)(lai)完成(cheng),效率低不(bu)(bu)說(shuo),人(ren)(ren)(ren)力(li)(li)成(cheng)本會很高(gao)的(de)(de)(de)(de)(de)。數據(ju)(ju)中(zhong)(zhong)(zhong)心系(xi)統設計的(de)(de)(de)(de)(de)越(yue)復(fu)(fu)雜,就需要更(geng)多(duo)(duo)的(de)(de)(de)(de)(de)專(zhuan)業技(ji)術人(ren)(ren)(ren)員(yuan)(yuan)來(lai)(lai)(lai)維(wei)護和保(bao)障,需要的(de)(de)(de)(de)(de)技(ji)術人(ren)(ren)(ren)員(yuan)(yuan)人(ren)(ren)(ren)數越(yue)多(duo)(duo),運營成(cheng)本就越(yue)高(gao),應該盡量減(jian)少(shao)人(ren)(ren)(ren)力(li)(li)成(cheng)本。自(zi)(zi)(zi)動(dong)(dong)(dong)化(hua)管(guan)理(li)軟(ruan)(ruan)(ruan)件(jian)(jian)就是(shi)將人(ren)(ren)(ren)從(cong)紛(fen)繁復(fu)(fu)雜的(de)(de)(de)(de)(de)運維(wei)工作中(zhong)(zhong)(zhong)解(jie)脫出來(lai)(lai)(lai),管(guan)理(li)人(ren)(ren)(ren)員(yuan)(yuan)就能(neng)在減(jian)少(shao)數據(ju)(ju)中(zhong)(zhong)(zhong)心人(ren)(ren)(ren)力(li)(li)資源成(cheng)本和重(zhong)新(xin)分配員(yuan)(yuan)工去從(cong)事其他工作之間自(zi)(zi)(zi)由的(de)(de)(de)(de)(de)選擇,包括(kuo)部署(shu)更(geng)進一步的(de)(de)(de)(de)(de)節約成(cheng)本的(de)(de)(de)(de)(de)系(xi)統,從(cong)而創建一個(ge)自(zi)(zi)(zi)動(dong)(dong)(dong)化(hua)的(de)(de)(de)(de)(de)循(xun)環。自(zi)(zi)(zi)動(dong)(dong)(dong)化(hua)管(guan)理(li)軟(ruan)(ruan)(ruan)件(jian)(jian)追(zhui)求(qiu)的(de)(de)(de)(de)(de)是(shi)實用,管(guan)理(li)軟(ruan)(ruan)(ruan)件(jian)(jian)越(yue)簡(jian)單(dan)越(yue)好,能(neng)達到管(guan)理(li)的(de)(de)(de)(de)(de)目(mu)的(de)(de)(de)(de)(de)即(ji)可(ke),避免管(guan)理(li)軟(ruan)(ruan)(ruan)件(jian)(jian)設計過于復(fu)(fu)雜,不(bu)(bu)僅運營成(cheng)本高(gao),也容易觸發(fa)(fa)軟(ruan)(ruan)(ruan)件(jian)(jian)本身(shen)運行故(gu)障,這(zhe)樣(yang)往往可(ke)能(neng)造成(cheng)誤動(dong)(dong)(dong)作。比(bi)如自(zi)(zi)(zi)動(dong)(dong)(dong)化(hua)軟(ruan)(ruan)(ruan)件(jian)(jian)發(fa)(fa)現(xian)一臺(tai)網(wang)(wang)絡設備的(de)(de)(de)(de)(de)CPU比(bi)較高(gao),自(zi)(zi)(zi)動(dong)(dong)(dong)將其上業務遷移到備用系(xi)統上,其實對(dui)于網(wang)(wang)絡交換機來(lai)(lai)(lai)說(shuo),轉發(fa)(fa)靠(kao)的(de)(de)(de)(de)(de)是(shi)硬件(jian)(jian)轉發(fa)(fa)芯(xin)片,CPU稍高(gao)些,并不(bu)(bu)會影響到實際(ji)應用,此時自(zi)(zi)(zi)動(dong)(dong)(dong)化(hua)軟(ruan)(ruan)(ruan)件(jian)(jian)下(xia)發(fa)(fa)業務切換工作,是(shi)不(bu)(bu)適當的(de)(de)(de)(de)(de)。通(tong)過自(zi)(zi)(zi)動(dong)(dong)(dong)化(hua)管(guan)理(li)軟(ruan)(ruan)(ruan)件(jian)(jian),可(ke)以大(da)大(da)節省人(ren)(ren)(ren)力(li)(li)成(cheng)本,使用更(geng)少(shao)的(de)(de)(de)(de)(de)人(ren)(ren)(ren)來(lai)(lai)(lai)進行數據(ju)(ju)中(zhong)(zhong)(zhong)心維(wei)護,達到降低運營成(cheng)本的(de)(de)(de)(de)(de)目(mu)的(de)(de)(de)(de)(de)。

數(shu)(shu)據(ju)中(zhong)心(xin)降低運(yun)營成(cheng)本有很多方法,每個數(shu)(shu)據(ju)中(zhong)心(xin)的實際情況(kuang)都不同,需要根(gen)據(ju)自身環(huan)境特點和資金量,再決定采用哪(na)些方法。



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