Kingston kwanan nan ya fitar da SSD na kasuwanci , An tsara shi don manyan lodi akai-akai. Yanzu yawancin 'yan jarida suna gwada sabon samfurin kuma suna samar da abubuwa masu ban sha'awa. Muna so mu raba tare da Habr ɗaya daga cikin cikakkun bayanai na Kingston DC500R, wanda masu karatu za su ji daɗin gwaji. Asalin yana kan gidan yanar gizon kuma an buga shi cikin Turanci. Don jin daɗin ku, mun fassara kayan zuwa Rashanci kuma mun sanya shi a ƙarƙashin yanke. Ji daɗin karatu!
Na'urorin ajiya an ƙirƙira ta bisa fasahar 3D TLC NAND flash memory. Akwai shi a cikin ƙarfin 480GB, 960GB, 1,92TB da 3,84TB, yana ba da ƙarin zaɓi ga kasuwancin da ke neman ceton kuɗi ko waɗanda kawai ba sa buƙatar manyan injina. Wannan bita ya mayar da hankali kan bambance-bambancen tarin fuka na 3,48, wanda ya yi iƙirarin karantawa da rubutawa da sauri na 555 MB/s da 520 MB/s, bi da bi, da kuma 4 KB toshe karantawa da rubuta gudu a ƙarƙashin nauyin 98 da 000 IOPS -fitarwa a sakan daya. (IOPS), bi da bi. A matsayin wani ɓangare na wannan dangin samfurin, Kingston kuma yana ba da DC28M, wanda aka inganta don aikace-aikacen gauraye.
Bayani na Kingston DC500R
Yawan aiki
Gwaji
An yi amfani da tsarin don gwada SSDs na kasuwanci tare da aikace-aikacen ainihin duniya. , da kuma gwajin roba - . ThinkSystem SR850 ingantaccen dandamali ne na quad-core wanda ke ba da ikon sarrafawa sosai fiye da yadda ake buƙata don gwada babban aikin ajiya na gida. Don gwaje-gwajen roba, inda damar CPU ba ta da mahimmanci, an yi amfani da ƙarin sabar gargajiya tare da na'urori biyu. A cikin duka biyun, muna fatan cimma aikin ajiya na gida wanda ya dace da da'awar masana'anta.
Lenovo ThinkSystem SR850
- 4 Intel Platinum 8160 masu sarrafawa (2,1 GHz, 24 cores)
- 16 DDR4 ECC DRAM na ƙwaƙwalwar ajiya tare da mitar 2666 MHz tare da damar 32 GB kowanne.
- 2 RAID 930-8i 12 Gbps adaftar
- 8 NVMe tafiyarwa
- VMware ESXI 6.5 software
Dell PowerEdge R740xd
- 2 Intel Gold 6130 masu sarrafawa (2,1 GHz, 16 cores)
- 4 DDR4 ECC DRAM ƙwaƙwalwar ajiya tare da mitar 2666 MHz tare da damar 16 GB kowanne.
- RAID adaftar PERC 730, 12 Gbps, 2 GB buffer
- Adaftar NVMe mai ciki
- OS Ubuntu-16.04.3-desktop-amd64
Bayanin Gwaji
yana ba da dama mai yawa don gwada na'urorin ajiya a cikin yanayi kusa da yanayin duniya na gaske. Gidan gwaje-gwajen ya ƙunshi sabar daban-daban, na'urorin cibiyar sadarwa, tsarin wutar lantarki da sauran ababen more rayuwa na cibiyar sadarwa. Wannan yana bawa ma'aikatanmu damar ƙirƙirar yanayi na gaske don tantance aikin kayan aiki daidai.
An haɗa bayanan muhalli da ƙa'ida cikin bita don IT da jami'an siyan kayan ajiya su iya kimanta yanayin da aka cimma sakamakon. Masu kera kayan aikin da aka gwada ba sa biya ko sarrafa bita.
Nazarin Ayyukan Aiki
Don kimanta aikin na'urar ma'ajiyar kamfani yadda ya kamata, yana da mahimmanci a ƙirƙira kayan aikin ku da ayyukan aikace-aikacen don dacewa da mahallin ku na zahiri. Don haka, don kimanta Samsung 883 DCT SSDs, mun auna и ta amfani da kwaikwayi nauyin aikin TCP-C. A wannan yanayin, don aikace-aikace, kowane drive zai yi amfani da injunan kama-da-wane 2 zuwa 4.
Ayyukan SQL Server
Ana saita kowace na'ura mai kama da SQL Server tare da faifai masu kama-da-wane guda biyu: faifan boot 100 GB da faifai 500 GB don adana bayanan bayanai da fayilolin log. Dangane da albarkatun tsarin, kowane injin kama-da-wane an sanye shi da na'urori masu sarrafawa 16, 64 GB na DRAM, da mai sarrafa SAS SCSI daga LSI Logic. A baya mun gwada aikin I/O da ingancin ajiya ta amfani da nauyin aikin Sysbench. Gwajin SQL, bi da bi, suna taimakawa kimanta jinkiri.
A matsayin wani ɓangare na gwaji, SQL Server 2014 ana tura shi akan injunan kama-da-wane na baƙi masu gudana Windows Server 2012 R2. Ana ƙirƙira lodi ta amfani da masana'antar Benchmark don software na Databases daga Quest. StorageReview yana amfani da sigar na yanzu na software na Mahimmancin C (TPC-C) na Majalisar Gudanar da Ayyukan Ma'amala. Wannan ma'auni na sarrafa ma'amala na ainihin lokacin yana kwaikwayar tafiyar matakai na mahallin aikace-aikace masu rikitarwa. Gwajin TPC-C na iya gano daidai ƙarfi da raunin kayan aikin ajiya a cikin mahallin bayanai fiye da gwajin aikin wucin gadi. A cikin gwajin mu, kowane misali na SQL Server VM yana gudanar da bayanan 333 GB (ma'auni 1500) SQL Server. An gudanar da ma'aunin aiki da latency don sarrafa ma'amala a ƙarƙashin nauyin masu amfani da ƙima 15000.
Tsarin gwajin SQL Server (kowace VM):
• Windows Server 2012 R2
• Wurin diski: 600 GB da aka keɓe, 500 GB da aka yi amfani da shi
• SQL Server 2014
- Girman bayanan bayanai: ma'auni 1
- Adadin abokan ciniki: 15
- RAM ƙwaƙwalwar ajiya: 48 GB
• Tsawon gwaji: awa 3
- 2,5 hours - matakin farko
- Minti 30 - gwaji kai tsaye
Dangane da aikin sarrafa ma'amalar SQL Server, Kingston DC500R ya dan kadan a bayan Samsung 883 DCT, tare da jimlar 6290,6 ma'amaloli a sakan daya (TPS).
Hanya mafi kyau don kimanta aikin SQL Server fiye da TPS shine ta kimanta matakan latency. Anan, duka abubuwan tafiyarwa - Samsung 860 DCT da Kingston DC500R - sun nuna lokaci guda: 26,5 ms.
Ayyuka lokacin amfani da Sysbench
Gwajin da ke biyo baya yayi amfani da bayanan bayanai . An tantance aikin OLTP ta amfani da kayan aikin SysBench. Wannan yana auna matsakaicin TPS da latency, kazalika da matsakaicin latency a ƙarƙashin yanayin mafi munin yanayi.
Kowane injin kama-da-wane Na yi amfani da faifai masu kama-da-wane guda uku: faifan boot mai ƙarfin kusan 92 GB, faifai mai rumbun adana bayanai da aka riga aka girka mai ƙarfin kusan 447 GB, da faifai mai rumbun adana bayanai na gwaji mai ƙarfin 270 GB. Dangane da albarkatun tsarin, kowane injin kama-da-wane an sanye shi da na'urori masu sarrafawa 16, 60 GB na DRAM, da mai sarrafa SAS SCSI daga LSI Logic.
Tsarin gwajin Sysbench (kowace VM):
• CentOS 6.3 64-bit
• Percona XtraDB 5.5.30-rel30.1
- Adadin teburin bayanai: 100
- Girman Database: 10
- Adadin zaren bayanai: 32
- RAM ƙwaƙwalwar ajiya: 24 GB
• Tsawon gwaji: awa 3
- 2 hours - matakin farko, 32 koguna
- 1 hour - gwajin kai tsaye, zaren 32
Ma'aunin sarrafa ma'amalar Sysbench yana sanya DC500R a bayan gasar tare da ma'amaloli 1680,47 a sakan daya.
Dangane da matsakaicin latency, DC500R kuma yana matsayi na ƙarshe tare da 76,2 ms.
A ƙarshe, bayan gwajin jinkiri a ƙarƙashin yanayin mafi munin yanayi (kashi 99), DC500R ya sake kasancewa a ƙasan jerin tare da maki 134,9ms.
VDBench Analysis na Aiki
Lokacin gwada na'urorin ajiya, an fi son gwajin tushen aikace-aikacen akan gwaje-gwajen roba. Duk da haka, kodayake sakamakon su bai dace da yanayi na ainihi ba, gwaje-gwaje na roba, saboda maimaita ayyukan, suna da amfani don kafa tushen tushe da kwatanta hanyoyin magance gasa. Irin waɗannan gwaje-gwajen suna ba da fa'idodi da yawa - daga gwaje-gwajen kusurwoyi huɗu da gwajin ƙaura na yau da kullun zuwa abubuwan kamawa daga wurare daban-daban na VDI. Duk waɗannan suna amfani da janareta mai ɗaukar nauyi na vdBench guda ɗaya tare da injin rubutu don sarrafa kansa da tara sakamako a cikin ɗimbin gwajin ƙididdigewa. Wannan yana ba da damar yin amfani da nauyin aiki iri ɗaya a cikin kewayon faifai daban-daban, gami da tsararraki masu walƙiya da ɗaiɗaikun tuƙi. A matsayin wani ɓangare na gwaji, mun cika faifai gaba ɗaya tare da bayanai, sannan mu raba su zuwa sassa masu ƙarfin 25% na asali don kwaikwayi nauyin aikace-aikacen da kimanta halayen tuƙi. Wannan hanya ta bambanta da cikakkun gwaje-gwajen entropy, waɗanda ke amfani da faifai gabaɗaya a lokaci ɗaya ƙarƙashin lodi akai-akai. Don haka, sakamakon da ke biyo baya yana nuna ƙarin tsayayyen saurin rubutu.
Bayanan martaba:
• 4 KB bazuwar karanta: karanta kawai, zaren 128, 0 zuwa 120% I/O gudun
Rubutun bazuwar 4KB: rubuta kawai, zaren 64, 0 zuwa 120% I/O gudun
• 64KB jeri karanta: karanta kawai, 128 zaren, 0 zuwa 120% I/O gudun
• 64KB rubutu na jeri: rubuta kawai, zaren 64, 0 zuwa 120% I/O gudun
• Rubutun bayanai na roba: SQL da Oracle
Kwafin VDI (cikakken kwafi da kwafi masu alaƙa)
A cikin gwajin nauyin aiki na farko na VDBench (4KB Random Read), Kingston DC500R ya ba da sakamako mai ban sha'awa, tare da latency tsakanin 1 ms har zuwa 80 IOPS da mafi girman saurin 000 IOPS a latency 80 ms.
Duk abubuwan da aka gwada sun nuna kusan sakamako iri ɗaya a gwaji na biyu (4 KB Random Write): saurin gudu ya ɗan fi 63 IOPS tare da latency na 000 ms.
Ci gaba zuwa nauyin aiki na jere, mun fara duba karatun 64KB. A wannan yanayin, Kingston drive yana kiyaye jinkirin ƙaramar miliyon biyu har ya kai 5200 IOPS (325 MB/s). Matsakaicin adadin 7183 IOPS (449 MB/s) tare da latency na 2,22 ms ya kawo wannan tuƙi zuwa matsayi na biyu a cikin gabaɗayan matsayi.
Lokacin gwada ayyukan rubutu na jere, na'urar Kingston ta zarce duk masu fafatawa, tana kiyaye latency ƙasa da 1 ms har zuwa 5700 IOPS (356 MB/s). Matsakaicin gudun shine 6291 IOPS (395 MB/s) tare da latency na 2,51 ms.
Bayan haka, mun matsa zuwa ayyukan SQL, inda motar Kingston DC500R ita ce kawai na'urar da matakan latency ya wuce millisecond a duk gwaje-gwaje uku. A cikin akwati na farko, faifan ya nuna matsakaicin saurin 26411 IOPS tare da latency na 1,2 ms.
A cikin gwajin SQL 90-10, motar Kingston ta zo ta ƙarshe tare da matsakaicin saurin 27339 IOPS da latency na 1,17 ms.
Haka abin ya faru a cikin gwajin SQL 80-20. Na'urar Kingston a wannan yanayin ta nuna matsakaicin saurin 29576 IOPS tare da latency na 1,08 ms.
Sakamakon gwajin nauyin aikin Oracle ya sake sanya DC500R a wuri na ƙarshe, amma har yanzu na'urar ta nuna jinkirin ƙaramin miliyon biyu a gwaje-gwaje biyu. A cikin yanayin farko, matsakaicin saurin faifan Kingston shine 29098 IOPS tare da latency na 1,18 ms.
A cikin gwaji na biyu (Oracle 90-10), DC500R ya sami 24555 IOPS tare da latency na 894,3 µs.
A gwaji na uku (Oracle 80-20), matsakaicin saurin na'urar Kingston shine 26401 IOPS tare da matakin jinkiri na 831,9 μs.
Daga nan muka matsa zuwa kwafin VDI - ƙirƙirar cikakkun kwafi masu alaƙa. A cikin gwajin loda cikakken kwafin VDI, motar Kingston ta sake kasa doke masu fafatawa. Na'urar tana kiyaye jinkirin ƙasa 1 ms har zuwa kusan IOPS 12000, kuma matsakaicin gudun shine 16203 IOPS tare da latency na 2,14 ms.
Lokacin gwada kwafin shiga na Farko na VDI, na'urar Kingston ta yi aiki mafi kyau, ta ƙarshe (ta ɗan ƙaramin gefe) a wuri na biyu. Motar ta kiyaye latency a cikin millisecond har sai da ya kai gudun IOPS 11000, kuma matsakaicin gudun shine 13652 IOPS tare da latency na 2,18 ms.
Hakanan, ta ɗan ƙaramin gefe, motar Kingston ta ɗauki matsayi na biyu a gwajin Login Litinin don cikakken kwafin VDI. Motar Seagate Nytro 1351 tana da ɗan ƙaramin sauri mafi girma, amma na'urar Kingston ta nuna ƙananan matakan latency gabaɗaya a duk lokacin gwajin. Matsakaicin saurin DC500R shine 11897 IOPS tare da latency na 1,31 ms.
A gwajin lodin haɗin kwafin VDI, na'urar Kingston ta zo a wuri na ƙarshe. Latency ya wuce 1 ms riga a cikin sauri ƙasa da 6000 IOPS. Matsakaicin saurin DC500R shine 7861 IOPS tare da latency na 2,03 ms.
Koyaya, bisa ga sakamakon gwajin shiga na farko, motar ta sake ɗaukar matsayi na biyu: latency ya wuce millisecond kawai bayan kusan kaiwa ga kololuwar aiki, wanda a ƙarshe ya kai 7950 IOPS tare da latency na 1,001 ms.
A cikin sabon gwajin da aka haɗa kwafin VDI - Litinin Login - motar kuma ta nuna sakamako na biyu: matsakaicin saurin 9205 IOPS tare da latency na 1,72 ms. Jinkirin ya wuce millisecond lokacin da gudun ya kai 6400 IOPS.
ƙarshe
DC500R shine sabon SSD na Kingston wanda aka tsara don masu amfani da kasuwanci. DC500R ya zo a cikin nau'i na 2,5-inch. Ƙarfin da ake samuwa yana daga 480 GB zuwa 3,84 TB. Motar ta dogara ne akan fasahar ƙwaƙwalwar filasha ta 3D TLC NAND kuma tana haɗa dogon albarkatu da babban matakin aiki. Don tuƙin TB 3,48, karatun jeri da rubuta saurin 555 da 520 MB/s an bayyana, bi da bi, karantawa da rubuta saurin gudu a ƙarƙashin nauyin 98000 da 28000 IOPS, bi da bi, da kuma ƙarfin albarkatun 3504 TBW.
Don kimanta aikin Kingston DC500R, mun kwatanta shi da sauran shahararrun SATA SSDs, gami da tutocin Samsung. и , da kuma ajiya . Kington DC500R ya sami damar ci gaba da fafatawa da masu fafatawa, kuma a wasu lokuta ma ya zarce su. Lokacin gwada aikin aikace-aikacen aikace-aikacen, Kingston DC500R ya yi kyau yayin sarrafa kayan aikin SQL, yana ƙare na biyu gabaɗaya a cikin ma'amaloli a sakan daya (6291,8 TPS) da latency (26,5 ms). A cikin gwajin Sysbench na ƙarin aikin rubuta-rubutu, DC500R ya shigo a ƙasan fakitin tare da ƙimar aiki na 1680,5 TPS, matsakaicin latency na 76,2 ms, da mafi munin jinkiri na 134,9 ms.
A cikin gwajin karantawa da rubutawa bazuwar 4KB, Kingston DC500R ya sami 80209 IOPS da 1,59 ms karanta latency, da 63000 IOPS da 2 ms rubuta latency. A cikin 64KB toshe karatu da rubuta gwaji, DC500R ya sami saurin 7183 IOPS (449 MB/s) tare da latency 2,22 ms da 6291 IOPS (395 MB/s) tare da latency 2,51 ms, bi da bi. A cikin gwaje-gwajen roba ta amfani da bayanan SQL da Oracle da ƙarin buƙatun saurin rubutu, aikin DC500R ya bar abin da ake so. Don kayan aikin SQL, Kingston DC500R ya zo a mutu a ƙarshe a cikin duk gwaje-gwaje ukun kuma shine kawai abin tuƙi don cimma jinkiri na ƙasa da na biyu. Koyaya, a cikin gwajin Oracle hoton ya zama mafi kyau sosai. A cikin biyu cikin uku gwaje-gwaje, tuƙi ya kiyaye jinkiri a ƙasa da 1 ms, wanda ya sami matsayi na biyu. Kingston DC500R ya nuna ingantaccen matakan aiki lokacin da aka gwada ta amfani da kwafin VDI, duka cikakke kuma suna da alaƙa.
Gabaɗaya - na'ura mai inganci a cikin aji wanda ya cancanci kulawa sosai. Kamar yadda muke son fasahar ayyuka masu girma (NVMe da makamantansu), masu tafiyar da SATA sun kasance mafificin mafita don sarrafa ayyuka inda aminci ke da mahimmanci, kamar booting sabar ko mai sarrafa ajiya. Waɗannan tukwici kuma mafita ne mai tsada don adana bayanan uwar garken a cikin yanayin da ƙimar kuɗi ke da mahimmanci. Hakanan suna ba da duk fa'idodin TCO waɗanda ke saita SSDs ban da faifan diski (HDDs). Ayyukan DC500R yana sanya shi a saman yawancin gwaje-gwajen mu idan aka kwatanta da sauran abubuwan tafiyarwa da suka cancanci la'akari. DC500R shine ingantacciyar hanyar SATA don al'amuran da ke buƙatar abin dogaro, manyan abubuwan tafiyarwa tare da juriya mai yawa da iyakoki.
Akwai nau'ikan jeri na DC500 don yin oda daga masu rarraba Kingston na hukuma.
Don tambayoyi game da gwaji da tabbatarwa, zaku iya tuntuɓar ofishin wakilin fasaha na Kingston a Rasha ta imel [email kariya]
Don ƙarin bayani game da samfuran da fatan za a ziyarci gidan yanar gizon kamfanin.
source: www.habr.com