Sabis tare da na'urori masu sarrafawa bisa tsarin gine-gine na arm64 suna shiga cikin rayuwarmu da himma. A cikin wannan labarin za mu nuna muku unboxing, shigarwa da gajeriyar gwajin sabuwar uwar garken TaiShan 2280v2.
Kwance kayan aiki
Sabar ta iso gare mu a cikin wani akwati mara ban mamaki. Gefen akwatin suna ɗauke da tambarin Huawei, da kuma akwati da alamun marufi. A saman za ku iya ganin umarni kan yadda ake cire uwar garken da kyau daga akwatin. Mu fara kwashe kaya!
An nannade uwar garken a cikin wani Layer na kayan antistatic kuma an sanya shi tsakanin yadudduka na kumfa. Gabaɗaya, daidaitaccen marufi don uwar garken.
A cikin ƙaramin akwati zaku iya samun nunin faifai, kusoshi biyu da igiyoyin wutar lantarki na Schuko-C13 guda biyu. Sled din yayi kama da sauki, amma zamuyi magana akan hakan daga baya.
A saman uwar garken akwai bayanai game da wannan uwar garken, da kuma samun dama ga tsarin BMC da BIOS. Lambar serial tana wakilta da lambar barcode mai girma ɗaya, kuma lambar QR ta ƙunshi hanyar haɗi zuwa rukunin goyan bayan fasaha.
Mu cire murfin uwar garken mu duba ciki.
Me ke ciki
Ana riƙe murfin uwar garken a wurin ta wani latch na musamman, wanda za'a iya kiyaye shi a cikin rufaffiyar jihar tare da na'urar sikelin Phillips. Bude latch yana sa murfin uwar garke ya zamewa, bayan haka za'a iya cire murfin ba tare da wata matsala ba.
Sabar ta zo a cikin tsarin da aka shirya da ake kira TaiShan 2280 V2 512G Daidaitaccen Kanfigareshan a cikin tsari mai zuwa:
- 2x Kunpeng 920 (ARM64 gine, 64 cores, mitar tushe 2.6 GHz);
- 16x DDR4-2933 32GB (jimlar 512 GB);
- 12x SAS HDD 1200GB;
- hardware RAID mai kula Avago 3508 tare da ajiyar wutar lantarki dangane da ionistor;
- 2x katin cibiyar sadarwa tare da tashoshin 1GE guda hudu;
- 2x katin cibiyar sadarwa tare da hudu 10GE / 25GE SFP + tashar jiragen ruwa;
- 2x wutar lantarki 2000 watt;
- Rackmount 2U case.
Mahaifiyar uwar garken tana aiwatar da ma'aunin PCI Express 4.0, wanda ke ba ku damar amfani da cikakken ikon katunan sadarwar 4x 25GE.
A cikin tsarin uwar garken da aka aiko mana, 16 RAM ramummuka babu komai. A zahiri, Kunpeng 920 processor yana tallafawa har zuwa 2 TB na RAM, wanda ke ba ku damar shigar da sandunan ƙwaƙwalwar ajiya 32 na 128 GB kowanne, yana faɗaɗa adadin RAM zuwa 4 TB a cikin dandamali ɗaya.
Masu sarrafawa suna da radiators masu cirewa ba tare da nasu magoya baya ba. Sabanin abin da ake tsammani, ana siyar da na'urori a kan motherboard (BGA) kuma idan an gaza, ana iya maye gurbinsu kawai a cibiyar sabis ta amfani da kayan aiki na musamman.
Yanzu bari mu mayar da uwar garken tare kuma mu ci gaba zuwa hawan rack.
Kafuwa
Da farko, ana ɗora nunin faifai a cikin tara. Slides sune ɗakunan ajiya masu sauƙi waɗanda aka sanya uwar garken akan su. A gefe guda, wannan bayani yana da sauƙi kuma mai dacewa, amma ba zai yiwu ba don hidimar uwar garke ba tare da cire shi daga rack ba.
Idan aka kwatanta da sauran sabobin, TaiShan yana jan hankali tare da fa'idar gabanta mai lebur da tsarin launi na kore da baki. Na dabam, Ina so in lura cewa masana'anta suna kula da lakabin kayan aikin da aka shigar a cikin uwar garke. Kowane mai ɗaukar faifai yana ƙunshe da mahimman bayanai game da faifan da aka shigar, kuma a ƙarƙashin tashar VGA akwai alamar da ke nuna odar lambar diski.
Tashar tashar jiragen ruwa ta VGA da tashoshin USB guda 2 akan gaban panel suna da kyaututtukan kyautuka daga masana'anta ban da manyan tashoshin USB na VGA + 2 akan bangon baya. A gefen baya kuma zaka iya samun tashar tashar IPMI, mai alamar MGMT, da tashar RJ-45 COM, mai alamar IOIOI.
Saitin farko
A lokacin saitin farko, kuna canza saitunan shigarwar BIOS kuma saita IPMI. Huawei yana inganta tsaro, don haka BIOS da IPMI ana kiyaye su da kalmomin shiga waɗanda suka bambanta da kalmar sirrin admin/admin da aka saba. Lokacin da kuka fara shiga, BIOS yana faɗakar da ku cewa kalmar sirri ta asali ba ta da ƙarfi kuma tana buƙatar canzawa.
Huawei BIOS Setup Utility yayi kama da mu'amala da Antio Setup Utility, ana amfani dashi a cikin sabobin SuperMicro. Anan ba za ku sami canji don fasahar Hyper-Threading ko yanayin Legacy ba.
Modulin gidan yanar gizon BMC yana ba da filayen shigarwa uku maimakon biyun da ake tsammani. Kuna iya shiga cikin keɓancewa ta amfani da ko dai kalmar sirrin shiga gida ko tabbaci ta sabar LDAP mai nisa.
IPMI tana ba da zaɓuɓɓuka da yawa don sarrafa uwar garken:
- RMCP;
- RMCP+;
- VNC;
- KVM;
- SNMP
Ta hanyar tsoho, hanyar RMCP da aka yi amfani da ita a cikin ipmitool an kashe shi saboda dalilai na tsaro. Don samun damar KVM, iBMC yana ba da mafita guda biyu:
- "classic" applet Java;
- HTML5 console.
Tun da na'urori masu sarrafa ARM suna matsayi a matsayin ingantaccen makamashi, a kan babban shafin yanar gizon iBMC za ku iya ganin toshe "Energy Efficiency", wanda ke nuna ba kawai adadin kuzarin da muka ajiye ta amfani da wannan uwar garke ba, amma kilogiram nawa na carbon dioxide ba su kasance ba. saki cikin yanayi.
Duk da ban sha'awa da ƙarfin samar da wutar lantarki, a cikin yanayin rashin aiki uwar garken yana cinyewa 340 watt, kuma ƙarƙashin cikakken kaya kawai 440 watt.
Amfani
Mataki na gaba mai mahimmanci shine shigar da tsarin aiki. Akwai shahararrun rabe-raben Linux da yawa don gine-ginen arm64, amma mafi yawan nau'ikan zamani kawai suna shigarwa kuma suna aiki daidai akan sabar. Anan ga jerin tsarin aiki da muka iya gudanarwa:
- Ubuntu 19.10;
- CentOS 8.1.
- Kawai Linux 9.
Yayin da ake shirya wannan labarin, labari ya fito cewa kamfanin Basalt SPO na Rasha ya fitar da sabon sigar tsarin aiki na Linux Simply. cewa kawai Linux yana goyon bayan Kunpeng 920 processors. Duk da cewa babban aikace-aikacen wannan OS shine Desktop, ba mu rasa damar gwada aikin sa akan uwar garken mu ba kuma mun gamsu da sakamakon.
Gine-ginen na'ura mai sarrafawa, babban fasalinsa, duk aikace-aikace ba su da goyan bayansa. Yawancin software an mayar da hankali kan gine-ginen x86_64, kuma nau'ikan da aka aika zuwa arm64 galibi suna faɗuwa sosai a baya a cikin aiki.
Huawei ya ba da shawarar amfani , Rarraba Linux na kasuwanci bisa CentOS, tun da farko wannan rarraba yana goyan bayan ayyukan sabobin TaiShan. Akwai sigar EulerOS kyauta - .
Shahararrun ma'auni irin su GeekBench 5 da PassMark CPU Mark har yanzu ba su yi aiki tare da gine-ginen arm64 ba, don haka ayyukan "kullum" irin su kwancewa, tattara shirye-shirye da ƙididdige lamba π an ɗauke su don kwatanta aiki.
Mai fafatawa daga duniyar x86_64 uwar garken soket biyu ce tare da Intel® Xeon® Gold 5218. Ga halayen fasaha na sabobin:
Характеристика
TaiShan 2280v2
Intel® Xeon Gold 5218
processor
2x Kunpeng 920 (cores 64, zaren 64, 2.6 GHz)
2x Intel® Xeon® Gold 5218 (Cores 16, 32 zaren 2.3 GHz)
RAM
16x DDR4-2933 32GB
12x DDR4-2933 32GB
Disks
12 x HDD 1.2TB
2 x HDD 1TB
Ana yin duk gwaje-gwaje akan tsarin aiki na Ubuntu 19.10. Kafin gudanar da gwaje-gwajen, an haɓaka duk abubuwan haɗin tsarin tare da cikakken umarnin haɓakawa.
Gwajin farko shine kwatanta aiki a cikin "gwaji ɗaya": ƙididdige lambobi miliyan ɗari na lamba π akan cibiya ɗaya. Akwai wani shiri a cikin ma'ajin APT na Ubuntu wanda ke magance wannan matsalar: utility pi.
Mataki na gaba na gwaji shine cikakken "dumama" na uwar garken ta hanyar tattara duk shirye-shiryen aikin LLVM. Zaba kamar yadda aka haɗa , kuma masu tarawa su ne gcc и g++ 9.2.1kawota tare da kunshin build-essentials. Tun da muna gwada sabobin, lokacin daidaita taron za mu ƙara maɓallin -Ofast:
cmake -G"Unix Makefiles" ../llvm/ -DCMAKE_C_FLAGS=-Ofast -DCMAKE_CXX_FLAGS=-Ofast -DLLVM_ENABLE_PROJECTS="clang;clang-tools-extra;libcxx;libcxxabi;libunwind;lldb;compiler-rt;lld;polly;debuginfo-tests"Wannan zai ba da damar mafi girman haɓakawa na lokaci-lokaci da ƙara damuwa da sabobin da ke ƙarƙashin gwaji. Tari yana gudana a layi daya akan duk zaren da ake da su.
Bayan haɗawa, zaku iya fara canza bidiyon. Shahararriyar mai amfani da layin umarni, ffmpeg, yana da yanayin benchmarking na musamman. Gwajin ya ƙunshi nau'in ffmpeg 4.1.4, kuma an ɗauki zane mai ban dariya azaman fayil ɗin shigarwa .
ffmpeg -i ./bbb_sunflower_2160p_30fps_normal.mp4 -f null - -benchmarkDuk dabi'u a cikin sakamakon gwajin shine lokacin da aka kashe cikin nasarar kammala aikin.
Характеристика
2x Kunpeng 920
2x Intel® Xeon® Zinare 5218
Jimlar adadin murjani/ zaren
128/128
32/64
Mitar tushe, GHz
2.60
2.30
Matsakaicin mitar, GHz
2.60
3.90
Kididdigar pi
5m 40.627 ku
3m 18.613 ku
Ginin LLVM 10
19m 29.863 ku
22m 39.474 ku
ffmpeg transcoding bidiyo
1m 3.196 ku
44.401s
Yana da sauƙi a ga cewa babban fa'idar gine-ginen x86_64 shine mitar GHz 3.9, wanda aka samu ta amfani da fasahar Boost Intel® Turbo. Mai sarrafawa bisa tsarin gine-gine na arm64 yana amfani da yawan adadin muryoyin, ba mita ba.
Kamar yadda ake tsammani, lokacin ƙididdige π a kowane zaren, adadin muryoyin baya taimakawa kwata-kwata. Koyaya, lokacin tattara manyan ayyuka yanayin yana canzawa.
ƙarshe
Daga ra'ayi na zahiri, uwar garken TaiShan 2280v2 an bambanta ta hanyar hankali ga sauƙin amfani da tsaro. Kasancewar PCI Express 4.0 wata fa'ida ce ta wannan tsarin.
Lokacin amfani da uwar garken, matsaloli na iya tasowa tare da software dangane da gine-ginen arm64, duk da haka, waɗannan matsalolin sun keɓance ga kowane mai amfani.
Kuna son gwada duk ayyukan uwar garken akan ayyukan ku? TaiShan 2280v2 ya riga ya kasance .
source: www.habr.com