Ho na le mefuta e meraro ea likhokahano tsa motlakase bakeng sa li-disk tsa polokelo tsa 2.5-inch / 3.5-inch: PCIe, SAS le SATA, "Nakong e fetileng, nts'etsopele ea khokahano ea setsi sa data e ne e hlile e tsamaisoa ke litsi kapa mekhatlo ea IEEE kapa OIF-CEI, mme 'nete kajeno e fetohile haholo.Basebelisi ba litsi tse kholo tsa data joalo ka Amazon, Apple, Facebook, Google, le Microsoft ba khanna theknoloji, eseng hakaalo hore ba emetse hore litekanyetso li phetheloe, empa hore mosebelisi a laele ntho e ngoe le e ngoe.Mabapi le ts'ebetso ea nako e tlang ea mmaraka oa PCIe SSD, SAS SSD le SATA SSD, arolelana ponelopele e entsoeng ke Gartner bakeng sa litšupiso le puisano ea motho e mong le e mong.
Mabapi le PCIe
Ha ho pelaelo hore PCIe ke eona e tsebahalang haholo ea libese tsa lipalangoang, 'me e nchafalitsoe khafetsa lilemong tsa morao tjena: PCIe 3.0 e ntse e tsebahala ka ho fetisisa, PCIe 4.0 e ntse e phahama ka potlako, PCIe 5.0 e haufi le ho kopana le uena, litlhaloso tsa PCIe 6.0 li phethiloe mofuta oa 0.5 , ’me e fanoe ho litho tsa mokhatlo, e tla lokolloa selemong se tlang ka kemiso ea phetolelo ea ho qetela ea molao.
Khatiso e 'ngoe le e' ngoe ea litlhaloso tsa PCIe e feta mefuta / mekhahlelo e mehlano e fapaneng:
Mofuta oa 0.3: Khopolo ea pele e hlahisang likarolo tsa bohlokoa le meralo ea litlhaloso tse ncha.
Mofuta oa 0.5: Tlhaloso ea pele e hlalosang likarolo tsohle tsa mohaho o mocha, o kenyelletsa maikutlo a litho tsa mokhatlo o thehiloeng ho mofuta oa 0.3, 'me o kenyelletsa likarolo tse ncha tse kopiloeng ke litho hammoho le likarolo tse ncha.
Mofuta oa 0.7: Moralo o felletseng, likarolo tsohle tsa litlhaloso tse ncha li khethiloe ka botlalo, 'me litlhaloso tsa motlakase le tsona li tlameha ho netefatsoa ke chip ea liteko.Ha ho na likarolo tse ncha tse tla eketsoa ka mor'a moo.
Phetolelo ea 0.9: Moralo oa ho qetela oo litho tsa mokhatlo li ka qapang le ho iketsetsa theknoloji le lihlahisoa tsa bona.
Version 1.0: Tokollo ea ho qetela ea semmuso, tokollo ea sechaba.
Ebile, kamora ho lokolloa ha mofuta oa 0.5, bahlahisi ba se ba ka qala ho rala li-chips tsa liteko ho itokisetsa mosebetsi o latelang esale pele.
PCIe 6.0 le eona e joalo.Ha ho khutlela morao ho lumellana le PCIe 5.0/4.0/3.0/2.0/1.0, sekhahla sa data kapa I/O bandwidth e tla habeli hape ho 64GT/s, le bandwidth ea sebele ea unidirectional ea PCIe 6.0 × 1 ke 8GB/s.PCIe 6.0×16 e na le 128GB/s ka lehlakoreng le le leng le 256GB/s ka mahlakoreng ka bobeli.
PCIe 6.0 e tla ntšetsa pele khouto ea 128b/130b e hlahisitsoeng mehleng ea PCIe 3.0, empa e kenye modulation e ncha ea pulse amplitude PAM4 ho nkela PCIe 5.0 NRZ, e ka pakang lintlha tse ngata mocha o le mong ka nako e ts'oanang, hammoho le tlase. latency forward error correction (FEC) le mekhoa e amanang le eona ho ntlafatsa katleho ea bandwidth.
Mabapi le SAS
Serial Attached SCSI segokanyimmediamentsi sa sebolokigolo (SAS), SAS ke moloko o mocha oa SCSI thekenoloji, 'me e ratoang Serial ATA(SATA) hard disk e tšoanang, ke tšebeliso ea theknoloji ea serial ho fumana phahameng phetiso lebelo,' me ka khutsufatsa ea khokahanyo mola ho. ntlafatsa sebaka sa ka hare.SAS ke sehokelo se secha se ntlafalitsoeng kamora sebopeho sa SCSI se ts'oanang.Khokahano ena e etselitsoe ho ntlafatsa ts'ebetso, ho fumaneha, le scalability ea sistimi ea polokelo, e fana ka tšebelisano le li-hard drive tsa SATA.Sebopeho sa SAS ha se shebahale se tšoana le SATA feela, empa se khutlela morao se lumellana le maemo a SATA.Backpanel ea sistimi ea SAS e ka hokahanya li-drive tse peli tsa boema-kepe, li-drive tse sebetsang hantle tsa SAS le li-drive tsa SATA tse nang le bokhoni bo holimo, tse theko e tlase.Ka lebaka leo, li-drive tsa SAS le li-drive tsa SATA li ka phela hammoho tsamaisong e tšoanang ea polokelo.Leha ho le joalo, ho lokela ho hlokomeloa hore litsamaiso tsa SATA ha li tsamaellane le SAS, kahoo li-drive tsa SAS li ke ke tsa hokeloa ho li-backplane tsa SATA.
Ha ho bapisoa le nts'etsopele e kholo ea tsoelo-pele ea PCIe lilemong tsa morao tjena, litlhaloso tsa SAS li fetohile butle-butle, 'me ka November 2019, litlhaloso tsa SAS 4.1 tse sebelisang 24Gbps li ile tsa lokolloa ka molao,' me moloko o latelang oa SAS 5.0 o boetse o le teng. tokiso, e tla eketsa sekhahla sa sebopeho ho 56Gbps.
Hajoale, lihlahisoa tse ngata tse ncha, SAS interface SSD SSD e fokola haholo, molaoli oa botekgeniki oa mosebelisi oa Marang-rang o boletse hore basebelisi ba Marang-rang ba sebelisa SAS SSD ka seoelo, haholo-holo ka lebaka la mabaka a ts'ebetso ea litšenyehelo, SAS SSD lipakeng tsa PCIe le SATA SSD, e hlabisang lihlong haholo, ts'ebetso e ka khona. e se ke ea bapisoa le PCIe.Litsi tsa data tse kholo haholo li khetha PCIe, theko e ke ke ea fumana SATA SSD, bareki ba tloaelehileng ba bareki ba khetha SATA SSD.
Mabapi le SATA
SATA ke Serial ATA (Serial Advanced Technology Attachment), e tsejoang hape ka hore ke Serial ATA, e leng sebopeho sa hard disk interface se khothalelitsoeng ka kopanelo ke Intel, IBM, Dell, APT, Maxtor, le Seagate.
Sebopeho sa SATA se sebelisa likhoele tse 4 ho fetisetsa data, sebopeho sa eona se bonolo, Tx +, Tx- e bonts'a mohala oa data oa phapano, e lumellanang, Rx +, Rx- e bonts'a mohala oa phapang oa data, joalo ka sebopeho sa hard disk se sebelisoang haholo 'marakeng, mofuta oa hajoale o tsebahalang ke 3.0, monyetla o moholo ka ho fetesisa oa SATA 3.0 o lokela ho ba o holileng tsebong, Odinary 2.5-inch SSD le HDD hard disks li sebelisa sebopeho sena, theory transmission bandwidth ea 6Gbps, leha e bapisoa le sebopeho se secha sa 10Gbps le 32Gbps bandwidth moo. ke lekhalo le itseng, empa SSD e tloaelehileng ea 2.5-inch e ka fihlela litlhoko tsa ts'ebeliso ea letsatsi le letsatsi tsa basebelisi ba bangata, 500MB/s kapa ho bala le ho ngola lebelo le lekane.
Nako ea poso: Nov-10-2023