Watanni biyu da suka gabata, Radix ya sami damar yin aiki tare da sabbin kayan aikin Seagate EXOS, wanda aka ƙera don ayyukan aji na kasuwanci. Siffar su ta musamman tana cikin na'urar tuƙi ta matasan - tana haɗa fasahar faifai na al'ada (don babban ma'ajiyar bayanai) da ingantattun fayafai (don adana bayanai masu zafi).
Mun riga mun sami ingantacciyar gogewa ta amfani da abubuwan tuki daga Seagate a matsayin wani ɓangare na tsarinmu - shekaru biyu da suka gabata mun aiwatar da mafita don cibiyar bayanan sirri tare da abokin tarayya daga Koriya ta Kudu. Sannan aka yi amfani da ma'aunin Oracle Orion a cikin gwaje-gwajen, kuma sakamakon da aka samu bai yi ƙasa da tsarin All-Flash ba.
A cikin wannan labarin za mu dubi yadda Seagate EXOS ke tafiyar da fasahar TurboBoost, kimanta iyawar su don ayyuka a cikin ɓangaren kamfanoni, da gwada aikin a ƙarƙashin kayan da aka haɗa.
Ayyuka na ɓangaren kamfani
Akwai sama ko žasa barga kewayon ayyuka waɗanda za a iya sanya su azaman ayyukan ajiyar bayanai a cikin ɓangaren kamfani (ko kamfani). Waɗannan a al'ada sun haɗa da: aikin aikace-aikacen CRM da tsarin ERP, aikin wasiku da sabar fayil, wariyar ajiya da ayyukan haɓakawa. Daga ra'ayi na tsarin ajiya, aiwatar da irin waɗannan ayyuka ana nuna shi ta hanyar jigilar kaya mai gauraya, tare da bayyanannen fifikon buƙatun bazuwar.
Bugu da kari, wuraren da ke da ƙarfi kamar su multidimensional analytics OLAP (Tsarin Analytical Processing na kan layi) da sarrafa ma'amala na lokaci-lokaci (OLTP, Gudanar da Ma'amalar Kan layi) suna haɓaka sosai a cikin ɓangaren kasuwancin. Bambancin su shine sun dogara da ayyukan karantawa fiye da ayyukan rubutu. Ayyukan aikin da suke ƙirƙira-m bayanai masu zurfi tare da ƙananan ƙananan ƙananan-yana buƙatar babban aiki daga tsarin.
Matsayin duk waɗannan ayyuka yana ƙaruwa da sauri. Sun daina zama tubalan taimako a cikin ayyukan ƙirƙira ƙima kuma suna matsawa cikin ɓangaren mahimman abubuwan samfuran. Ga nau'ikan kasuwanci da yawa, wannan ya zama muhimmin sashi na haɓaka fa'idar gasa da dorewar kasuwa. Bi da bi, wannan yana ƙaruwa da buƙatu don kayan aikin IT na kamfanoni: kayan aikin fasaha dole ne su samar da matsakaicin kayan aiki da mafi ƙarancin lokacin amsawa. Don tabbatar da aikin da ake buƙata a irin waɗannan yanayi, zaɓi tsarin All-Flash ko tsarin ma'ajiya tare da ko gajiya.
Bugu da ƙari, akwai wani nau'i mai mahimmanci na ɓangaren kamfani - tsauraran buƙatun don ingantaccen tattalin arziki. A bayyane yake cewa ba duk tsarin kamfanoni ba ne ke iya sayan da kiyaye tsarin All-Flash, don haka kamfanoni da yawa dole ne su daina yin aiki kaɗan, amma suna siyan mafita masu inganci masu tsada. Waɗannan sharuɗɗan suna ƙaƙƙarfan jujjuya mayar da hankali ga kasuwa zuwa hanyoyin magance matasan.
Ƙa'idar haɗin gwiwa ko fasahar TurboBoost
Ka'idar yin amfani da fasahar matasan yanzu sananne ne ga masu sauraro da yawa. Ya yi magana game da yiwuwar yin amfani da fasaha daban-daban don samun ƙarin fa'idodi a sakamakon ƙarshe. Tsarukan ma'ajiyar kayan aiki sun haɗu da ƙarfi na faifai masu ƙarfi-jihar da na'urori masu wuyar gaske. A sakamakon haka, muna samun ingantaccen bayani, inda kowane sashi yana aiki tare da aikinsa: Ana amfani da HDD don adana babban adadin bayanai, kuma ana amfani da SSD don adana "bayanan zafi" na ɗan lokaci.
A cewar , a cikin yankin EMEA kusan kashi 45.3% na kasuwa an yi su ne da tsarin ajiya na matasan. Wannan shahararriyar an ƙaddara ta gaskiyar cewa, duk da kwatankwacin aiki, farashin irin waɗannan tsarin ya yi ƙasa da na tushen tushen SSD, kuma farashin kowane IOps yana baya da umarni da yawa.
Za'a iya aiwatar da ƙa'idar matasan iri ɗaya kai tsaye a matakin tuƙi. Seagate shine farkon wanda ya aiwatar da wannan ra'ayin ta hanyar SSHD (Solid State Hybrid Drive) kafofin watsa labarai. Irin waɗannan fayafai sun sami shaharar dangi a cikin kasuwar mabukaci, amma ba su da yawa a cikin ɓangaren b2b.
Zamanin wannan fasaha na yanzu a Seagate yana ƙarƙashin sunan kasuwanci TurboBoost. Ga ɓangaren kamfani, kamfanin yana amfani da fasahar TurboBoost a cikin layin Seagate EXOS na tafiyarwa, waɗanda suka haɓaka aminci da ingantaccen haɗin aiki da inganci. Tsarin ajiya wanda aka taru akan irin waɗannan faifai zai, dangane da halayensa na ƙarshe, ya dace da tsarin ƙirar matasan, yayin da caching na bayanan "zafi" yana faruwa a matakin tuƙi kuma ana yin ta ta amfani da damar firmware.
Masu tafiyar da Seagate EXOS suna amfani da 16 GB na ginanniyar eMLC (Enterpise Multi-Level Cell) ƙwaƙwalwar NAND don cache SSD na gida, wanda ke da mahimmancin sake rubutawa fiye da MLC-segment.
Abubuwan amfani da aka raba
Bayan mun karbi 8 Seagate EXOS 10E24000 1.2 TB tuki a hannunmu, mun yanke shawarar gwada aikin su a matsayin wani ɓangare na tsarin mu dangane da RAIDIX 4.7.
A waje, irin wannan tuƙi yana kama da daidaitaccen HDD: akwati na ƙarfe 2,5-inch tare da alamar alama da daidaitattun ramuka don masu ɗaure.
An sanye da injin ɗin tare da ƙirar 3 Gb/s SAS12, yana ba shi damar yin aiki yadda ya kamata tare da masu sarrafa tsarin ajiya guda biyu. Hakanan ya kamata a lura cewa wannan ƙirar yana da zurfin jerin gwano fiye da SATA3.
Lura cewa daga ra'ayi na gudanarwa, irin wannan faifai a cikin tsarin ajiya yana bayyana a matsayin matsakaici guda ɗaya wanda ba a rarraba sararin ajiya zuwa HDD da SSD yankunan. Wannan yana kawar da buƙatar cache na software na SSD kuma yana sauƙaƙe tsarin tsarin.
A matsayin yanayin aikace-aikacen don shirye-shiryen bayani, aiki tare da kaya daga aikace-aikacen kamfanoni na yau da kullun an yi la'akari da su.
Babban fa'idar da ake tsammani daga tsarin ajiya da aka ƙirƙira shine ingantaccen aiki akan gaurayawan lodi tare da fifikon ayyukan karantawa. RAIDIX-tsararrun ma'auni na software suna ba da babban aiki don nauyin aiki na jeri, yayin da Seagate ke tafiyar da fasaha na TurboBoost yana taimakawa wajen inganta aiki don aikin bazuwar.
Don yanayin da aka zaɓa, yana kama da haka: ingancin aiki tare da nauyin bazuwar daga bayanan bayanai da sauran ayyukan aikace-aikacen za a ba da garanti ta abubuwan SSD, kuma ƙayyadaddun software za su ba da izinin kiyaye babban saurin sarrafa kayan aiki na jeri daga dawo da bayanai ko data loading.
A lokaci guda, tsarin gabaɗayan yana da kyan gani dangane da farashi da aiki: maras tsada (dangane da All-Flash) na'urorin haɗin gwal suna haɗuwa da kyau tare da sassauci da ƙimar ƙimar tsarin ma'auni na software da aka gina akan daidaitaccen kayan aikin uwar garken.
Gwajin aiki
An gudanar da gwaji ta amfani da mai amfani da fio v3.1.
Jerin gwajin fio na tsawon mintuna na zaren 32 tare da zurfin layi na 1.
Nauyin aiki gauraye: 70% karantawa da 30% rubuta.
Girman toshewa daga 4k zuwa 1MB.
Load a kan yankin 130 GB.
Dandalin uwar garke
AIC HA201-TP (1 yanki)
CPU
Intel Xeon E5-2620v2 ( inji mai kwakwalwa 2)
RAM
128GB
Adaftar SAS
Saukewa: SAS3008
Na'urorin ajiya
Seagate EXOS 10E24000 (pcs.)
Matsayin tsararru
RAID 6
Sakamakon gwaji
Tsarin da ya danganci RAIDIX 4.7 tare da 8 Seagate EXOS 10e2400 tafiyarwa yana nuna jimlar aikin har zuwa 220 IOps don karatu/rubutu tare da toshe 000k.
ƙarshe
Direbobi tare da fasahar TurboBoost suna buɗe sabbin dama ga masu amfani da masana'antun tsarin ajiya. Yin amfani da cache na SSD na gida yana ƙara haɓaka aikin tsarin tare da ƙara ɗan haɓakar farashin siyan tuƙi.
An gudanar da gwaje-gwajen tuƙi na Seagate a ciki ya nuna babban matakin aiki amintacce akan tsarin nau'in kaya mai gauraya (70/30), yana kwaikwayi madaidaitan buƙatun ayyukan da aka yi amfani da su a cikin ɓangaren kamfani. A lokaci guda, aikin ya sami sau 150 mafi girma fiye da iyakar ƙimar abubuwan tafiyar HDD. Ya kamata a lura a nan cewa farashin siyan tsarin ajiya don wannan tsarin shine kusan 60% na farashin kwatankwacin All-Flash bayani.
Maɓalli masu mahimmanci
- Adadin gazawar faifai na shekara yana ƙasa da 0.44%
- 40% mai rahusa fiye da All-Flash mafita
- Sau 150 cikin sauri fiye da HDD
- Har zuwa 220 IOps akan tukwici 000
source: www.habr.com