{"id":34884,"date":"2019-10-31T22:01:01","date_gmt":"2019-10-31T19:01:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/upgrade-diskovoj-podsistemy-starogo-servera-s-shinoj-pcie-1-0-2-0\/"},"modified":"2019-10-31T22:01:01","modified_gmt":"2019-10-31T19:01:01","slug":"upgrade-diskovoj-podsistemy-starogo-servera-s-shinoj-pcie-1-0-2-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/upgrade-diskovoj-podsistemy-starogo-servera-s-shinoj-pcie-1-0-2-0","title":{"rendered":"Vanade serverite diskis\u00fcsteemi upgrade PCIe 1.0 \u2014 2.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Vanade serverite diskis\u00fcsteemi upgrade PCIe 1.0 \u2014 2.0\" src=\"\/wp-content\/uploads\/2019\/06\/68025340a72b1acac62371764f328712.jpg\" style=\"display:block;margin: 0 auto;\" \/><b class=\"spoiler_title\">Miks on selle artikli teemaks diskialustuse uuendamine<\/b>On selge, et k\u00f5igepealt tuleb tavaliselt:<\/p>\n<ol>\n<li>Suurendada operatiivm\u00e4lu. See on nii ilmne, et ma ei pidanud vajalikuks sellest p\u00f5hjalikus artiklis kirjutada<\/li>\n<li>Paigaldada t\u00e4iendav protsessor(id) v\u00f5i asendada m\u00f5lemad protsessorid serveri socketite toetatavaid k\u00f5ige j\u00f5udsamate versioonidega.<\/li>\n<\/ol>\n<p>\nVanade serverite jaoks on nii m\u00e4lu kui ka protsessorid \u00fcldiselt saadaval v\u00e4ga odavate hindadega.<\/p>\n<p>Mingil hetkel seisavad k\u00f5ik iseseisvate serverite omanikud silmitsi k\u00fcsimusega \u2014 uuendus v\u00f5i uus server.<\/p>\n<p>Kuna uue serveri hind v\u00f5ib t\u00e4nap\u00e4eval ulatuda miljonitesse rubla, valivad paljud uuendamise tee.<\/p>\n<p>Edukaks uuendamiseks on v\u00e4ga oluline leida kompromisse, et v\u00e4ikese tasu (uue serveri hinnaga v\u00f5rreldes) eest saavutada m\u00e4rkimisv\u00e4\u00e4rne j\u00f5udlust\u00f5us.<\/p>\n<p>Artiklis on loetletud serveri SSD-d PCI-E 2.0 x8, mis on n\u00fc\u00fcd m\u00e4rkimisv\u00e4\u00e4rselt odavnenud, samuti on toodud RAID-kontrollerid, mis toetavad SSD vahem\u00e4lu ja testitud SATA III SSD SATA II liideses.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nSelle diskialustuse uuendamise k\u00f5ige ilmsem viis on liikuda HDD-lt SSD-le. See kehtib nii s\u00fclearvutite kui ka serverite kohta. Serverites on v\u00f5ib-olla ainus erinevus see, et SSD-sid on lihtne RAID-isse seadistada.<\/p>\n<p>T\u00f5si, on m\u00f5ned n\u00fcansid, mis on seotud sellega, et vanadel serveritel v\u00f5ib SATA III porte mitte olla ja siis tuleb asendada v\u00f5i paigaldada vastav kontroller.<\/p>\n<p>Loomulikult on ka vahepealsed viisid.<\/p>\n<h2>Vahem\u00e4lu SSD-l.<\/h2>\n<p>\nKokkuv\u00f5ttes sobib see meetod suhteliselt h\u00e4sti andmebaaside, 1C ja mis tahes juhusliku juurdep\u00e4\u00e4su jaoks. Kiirus t\u00f5epoolest suureneb. Suurtes failides, videovalves on see meetod kasutuks osutunud.<\/p>\n<h3>RAID-kontrollerid LSI (IBM, DELL, CISCO, Fujitsu)<\/h3>\n<p>\nAlates seeriast 92xx on LSI-l tehnoloogia CacheCade 2.0, mis v\u00f5imaldab peaaegu k\u00f5iki SATA SSD-sid kasutada RAID-massiivi vahem\u00e4luna. N nii lugemise kui ka kirjutamise jaoks. Ja isegi luua peegli vahem\u00e4lu SSD-dest.<\/p>\n<p>Br\u00e4nditud kontrolleritega on olukord keerulisem. See kehtib eriti IBM-i kohta. CacheCade'i v\u00f5tmed ja SSD-d tuleb osta IBM-ilt uskumatult k\u00f5rgete hindadega, seega on m\u00f5istlikum vahetada kontroller LSI-ks ja osta odavama hinnaga riistvara v\u00f5tmed. Tarkvarav\u00f5tmed maksavad oluliselt rohkem kui riistvarav\u00f5tmed.<\/p>\n<h3>RAID-kontrollerid Adaptec<\/h3>\n<p>\nAdaptec kontrolleritel on MaxCache tehnoloogia, mis v\u00f5imaldab kasutada SSD-d vahem\u00e4luna. Meid huvitavad kontrollerite versioonid, mis l\u00f5ppevad t\u00e4htedega Q.<\/p>\n<p>Q-kontrollerid suudavad kasutada peaaegu mis tahes SSD-d, mitte ainult Adaptec'i pakutavaid SSD-sid.<\/p>\n<ul>\n<li>Alates 5xxx seeriast on k\u00f5igil kontrolleritel toeks Hybrid raid. Selle tehnoloogia m\u00f5te on see, et lugemist tehakse alati SSD-lt, kui on peegel \u00fcks ketas, kus SSD on.<\/li>\n<li>5xxxQ, n\u00e4iteks 5805ZQ. Need kontrollerid toetavad MaxCache 1.0. Ainult lugemisvahem\u00e4lu.<\/li>\n<li>6xxQ, n\u00e4iteks 6805Q. MaxCache 2.0. Lugemis- ja kirjutamisvahem\u00e4lu.<\/li>\n<li>7xxQ, n\u00e4iteks 7805Q. MaxCache 3.0. Lugemis- ja kirjutamisvahem\u00e4lu.<\/li>\n<li>8xxQ ei ole peaaegu m\u00f5tet kasutada uuendamise eesm\u00e4rgil k\u00f5rgete hindade t\u00f5ttu.<\/li>\n<\/ul>\n<p>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/pc-administrator\/blog\/319214\/\">Artikkel SSD vahem\u00e4lust Habras (kontrollerid ja OS).<\/a><\/noindex><\/p>\n<h3>Tarkvaralised SSD vahem\u00e4lutehnoloogiad<\/h3>\n<p>\nMa ei hakka neid tehnoloogiaid k\u00e4sitlema. Peaaegu igas operatsioonis\u00fcsteemis on need n\u00fc\u00fcd toeks. Mulle j\u00e4i meelde, et btrfs-i kasutamisel suunab see automaatselt lugemisetaotlused seadmesse, millel on k\u00f5ige l\u00fchem j\u00e4rjekord \u2014 SSD.<\/p>\n<h2>SATA III SSD SATA II liidesel<\/h2>\n<p>\nKuna uue kontrolleri jaoks ei ole alati v\u00f5imalik ja raha pole, tekib k\u00fcsimus, kui h\u00e4sti t\u00f6\u00f6tavad SATA III SSD-d vananenud SATA II liidesel.<\/p>\n<p>Teeme v\u00e4ikese testi. Katseks on meil SATA III SSD Intel S3710 400GB.<\/p>\n<p>Juhuslik lugemine, iops<br \/>\nKeskmine lugemise latentsus, mS<br \/>\nJuhuslik kirjutamine, iops<br \/>\nKeskmine kirjutamise latentsus, mS<br \/>\nLineaarne lugemine, MB\/s<br \/>\nLineaarne kirjutamine, MB\/s<\/p>\n<p>SATA II<br \/>\n21241<br \/>\n2<br \/>\n13580<br \/>\n4<br \/>\n282<br \/>\n235<\/p>\n<p>SATA III<br \/>\n68073<br \/>\n0.468<br \/>\n61392<br \/>\n0.52<br \/>\n514<br \/>\n462<\/p>\n<p>\n<b class=\"spoiler_title\">K\u00e4sklused kiiruskatsete jaoks<\/b><\/p>\n<pre><code class=\"bash\">fio --name LinRead --eta-newline=5s --filename=\/dev\/sda --rw=read --size=500m --io_size=10g --blocksize=1024k --ioengine=libaio --iodepth=32 --direct=1 --numjobs=1 --runtime=60 --group_reporting \nfio --name LinWrite --eta-newline=5s --filename=\/dev\/sda --rw=write --size=500m --io_size=10g --blocksize=1024k --ioengine=libaio --fsync=10000 --iodepth=32 --direct=1 --numjobs=1 --runtime=60 --group_reporting\nfio --name RandRead --eta-newline=5s --filename=\/dev\/sda --rw=randread --size=500m --io_size=10g --blocksize=4k --ioengine=libaio --iodepth=32 --direct=1 --numjobs=4 --runtime=60 --group_reporting\nfio --name RandWrite --eta-newline=5s --filename=\/dev\/sda --rw=randwrite --size=500m --io_size=10g --blocksize=4k --ioengine=libaio --iodepth=32 --direct=1 --numjobs=4 --runtime=60 --group_reporting\n<\/code><\/pre>\n<p>Nagu n\u00e4ha, on erinevus lineaarse kiirus, IOPS, latentsuses v\u00e4ga m\u00e4rkimisv\u00e4\u00e4rne, seega on otstarbekas kasutada ainult SATA III liidest, ja kui seda pole, siis paigaldada kontroller.<\/p>\n<p>\u00d5iguse poolest \u00fctlen, et teiste eksperimentide p\u00f5hjal <noindex><a rel=\"nofollow\" href=\"http:\/\/www.thg.ru\/storage\/ustanovka_ssd_v_sistemu_s_sata_3_gbits_test\/ustanovka_ssd_v_sistemu_s_sata_3_gbits_test-01.html\">muudele katsetele<\/a><\/noindex> Juhul, kui SATAl II ja SATA III vahel on IOPS kui suur erinevus, v\u00f5ib see olla tingitud halvasti t\u00f6\u00f6tavast SATA II kontrollerist v\u00f5i vigasest draiverist, mille t\u00f5ttu m\u00f5\u00f5tmistulemused pole t\u00e4psed.<\/p>\n<p>Kuid t\u00f5de on, et peate kontrollima SATA II kiirus, et v\u00e4ltida aeglaseid kontrolleritega probleeme, mis v\u00f5ivad olla vajalikud uuendamiseks SATA III kontrollerile.<\/p>\n<h2>PCIe SSD PCI-e 2.0 v\u00f5i 1.0 bussil<\/h2>\n<p>\nNagu teada, on k\u00f5ige kiirem SSD-d PCI-e NVMe, mis ei ole piiratud SAS v\u00f5i SATA protokollidega.<\/p>\n<p>Kuid kaasaegsete PCI-e SSD-de paigaldamisel tuleks arvesse v\u00f5tta, et enamik neist kasutab ainult 4 PCI-e rida, tavaliselt PCI-e 3.0 v\u00f5i 3.1.<\/p>\n<p>Vaadakem n\u00fc\u00fcd PCI-e bussi kiirusdiagrammi.<\/p>\n<p>PCI Express l\u00e4bilaskev\u00f5ime, GB\/s<\/p>\n<p>Aasta <br \/>\n v\u00e4ljastamise<\/p>\n<p>Here, the conversation is not about VLAN at all. In the case of<br \/>\nPCI Express<\/p>\n<p>Kodeerimine<\/p>\n<p>Kiirus<br \/>\nedasikandis<\/p>\n<p>L\u00e4bilaskev\u00f5ime x ridadel<\/p>\n<p>\u00d74<br \/>\n\u00d78<br \/>\n\u00d716<\/p>\n<p>2002<br \/>\n1.0<br \/>\n8b\/10b<\/p>\n<p>0.50 GB\/s<br \/>\n1.0 GB\/s<br \/>\n2.0 GB\/s<br \/>\n4.0 GB\/s<\/p>\n<p>2007<br \/>\n2.0<br \/>\n8b\/10b<\/p>\n<p>1.0 GB\/s<br \/>\n2.0 GB\/s<br \/>\n4.0 GB\/s<br \/>\n8.0 GB\/s<\/p>\n<p>2010<br \/>\n3.0<br \/>\n128b\/130b<\/p>\n<p>1.97 GB\/s<br \/>\n3.94 GB\/s<br \/>\n7.88 GB\/s<br \/>\n15.8 GB\/s<\/p>\n<p>Kui paigaldada PCI 3.0 x4 SSD PCI-e 2.0 bussile, t\u00f6\u00f6tab see sama arvu ridade peal, kuid oluliselt madalama kiirusel. Probleem on selles, et kaasaegsete PCI-e SSD-de lineaarne kiirus \u00fcletab PCI-e 2.0 bussi l\u00e4bilaskev\u00f5imet, r\u00e4\u00e4kimata PCI-e 1.0-st.<\/p>\n<h3>M.2 SSD ja PCI-e adapter<\/h3>\n<p>Hea uuendusv\u00f5imalus on osta 10 dollari eest adapter ja paigaldada M.2 SSD serverisse, kuid ka siin v\u00f5ib headel SSD-del kiirus olulisel m\u00e4\u00e4ral langeda (eriti PCI-e 1.0 puhul), ning M.2 SSD ei pruugi alati olla ettevalmistatud serverikoormateks: suur kulumiskindlus, energiakaitse ja kiirusstabiilsus odavates mudelites SLC-vahemikku t\u00e4ites.<\/p>\n<p>Seega sobib see meetod ainult serveritele, mille PCI-e 2.0 bussile on m\u00e4\u00e4ratud mitte-kriitilised t\u00f6\u00f6koormused.<\/p>\n<h3>PCI-E 2.0 x8 SSD<\/h3>\n<p>\nMajanduslikult k\u00f5ige m\u00f5istlikum uuendus on kasutada PCI-E 2.0 x8 SSD-d serverites, millel on PCI-e 1.0 (kuni 2 GB\/s) v\u00f5i PCI-e 2.0 (kuni 4 GB\/s) buss.<\/p>\n<p>Keeled sellised SSD-d v\u00f5ib praegu osta \u00fcsna soodsalt nii erinevatelt turuplatsidelt kui ka interneti enampakkumistelt, sealhulgas Venemaalt.<\/p>\n<p>Olen koostanud tabeli selliste vananenud SSD-de kohta, mis toovad teie vana serveri taas ellu. Tabeli l\u00f5ppu lisasin mitmed PCI-E 3.0 x8 liidesega SSD-d. Kui \u00f5nn on teie poolel, v\u00f5ib-olla leiate need m\u00f5istliku hinnaga.<\/p>\n<p>Nimi<br \/>\nTB<br \/>\nPBW<br \/>\nPCI-E<br \/>\n4k lugemise iops, K<br \/>\n4k kirjutamise iops, K<br \/>\nlugemine, MB\/s<br \/>\nkirjutamine, MB\/s<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.storagereview.com\/fusionio_iodrive2_duo_mlc_application_accelerator_review\">Fusion-io ioDrive II DUO MLC<\/a><\/noindex><br \/>\n2.4<br \/>\n32.5<br \/>\n2.0 x8<br \/>\n480<br \/>\n490<br \/>\n3000<br \/>\n2500<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.sandisk.com\/content\/dam\/sandisk-main\/en_us\/assets\/resources\/enterprise\/data-sheets\/fusion-iomemory-sx350-pcie-application-accelerators-datasheet.pdf\">SANDISK FUSION IOMEMORY SX350-1300<\/a><\/noindex><br \/>\n1.3<br \/>\n4<br \/>\n2.0 x8<br \/>\n225<br \/>\n345<br \/>\n2800<br \/>\n1300<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.storagereview.com\/fusion_iomemory_px600_review\">SANDISK FUSION IOMEMORY PX600-1300<\/a><\/noindex><br \/>\n1.3<br \/>\n16<br \/>\n2.0 x8<br \/>\n235<br \/>\n375<br \/>\n2700<br \/>\n1700<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.sandisk.com\/content\/dam\/sandisk-main\/en_us\/assets\/resources\/enterprise\/data-sheets\/fusion-iomemory-sx350-pcie-application-accelerators-datasheet.pdf\">SANDISK FUSION IOMEMORY SX350-1600<\/a><\/noindex><br \/>\n1.6<br \/>\n5.5<br \/>\n2.0 x8<br \/>\n270<br \/>\n375<br \/>\n2800<br \/>\n1700<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.storagereview.com\/fusion_iomemory_sx300_review\">SanDisk Fusion ioMemory SX300-3200<\/a><\/noindex><br \/>\n3.2<br \/>\n11<br \/>\n2.0 x8<br \/>\n345<br \/>\n385<br \/>\n2700<br \/>\n2200<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.sandisk.com\/content\/dam\/sandisk-main\/en_us\/assets\/resources\/enterprise\/data-sheets\/fusion-iomemory-sx350-pcie-application-accelerators-datasheet.pdf\">SanDisk Fusion ioMemory SX350-3200<\/a><\/noindex><br \/>\n3.2<br \/>\n11<br \/>\n2.0 x8<br \/>\n345<br \/>\n385<br \/>\n2800<br \/>\n2200<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.storagereview.com\/fusion_iomemory_px600_review\">SANDISK FUSION IOMEMORY PX600<\/a><\/noindex><br \/>\n2.6<br \/>\n32<br \/>\n2.0 x8<br \/>\n350<br \/>\n385<br \/>\n2700<br \/>\n2200<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/support.huawei.com\/enterprise\/en\/doc\/EDOC1000052593?section=j005\">Huawei ES3000 V2<\/a><\/noindex><br \/>\n1,6<br \/>\n8,76<br \/>\n2.0 x8<br \/>\n395<br \/>\n270<br \/>\n1550<br \/>\n1100<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/support.huawei.com\/enterprise\/en\/doc\/EDOC1000052593?section=j005\">Huawei ES3000 V2<\/a><\/noindex><br \/>\n3,2<br \/>\n17,52<br \/>\n2.0 x8<br \/>\n770<br \/>\n230<br \/>\n3100<br \/>\n2200<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.emc.com\/collateral\/data-sheet\/h11411-xtremsf-ds.pdf\">EMC XtremSF<\/a><\/noindex><br \/>\n2,2<br \/>\n\u00a0<br \/>\n2.0 x8<br \/>\n340<br \/>\n110<br \/>\n2700<br \/>\n1000<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.storagereview.com\/virident_flashmax_ii_mlc_application_accelerator_review_22tb\">HGST Virident FlashMAX II<\/a><\/noindex><br \/>\n2,2<br \/>\n33<br \/>\n2.0 x8<br \/>\n350<br \/>\n103<br \/>\n2700<br \/>\n1000<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/documents.westerndigital.com\/\/content\/dam\/doc-library\/en_us\/assets\/public\/western-digital\/product\/hgst\/general-docs\/data-sheet-flashmax-pcie.pdf\">HGST Virident SSD FlashMAX II<\/a><\/noindex><br \/>\n4,8<br \/>\n10.1<br \/>\n2.0 x8<br \/>\n269<br \/>\n51<br \/>\n2600<br \/>\n900<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/documents.westerndigital.com\/\/content\/dam\/doc-library\/en_us\/assets\/public\/western-digital\/product\/hgst\/general-docs\/data-sheet-flashmax-pcie.pdf\">HGST Virident FlashMAX III<\/a><\/noindex><br \/>\n2,2<br \/>\n7.1<br \/>\n2.0 x8<br \/>\n531<br \/>\n59<br \/>\n2700<br \/>\n1400<\/p>\n<p>Dell Micron P420M<br \/>\n1.4<br \/>\n9.2<br \/>\n2.0 x8<br \/>\n750<br \/>\n95<br \/>\n3300<br \/>\n630<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.storagereview.com\/micron_p420m_enterprise_pcie_ssd_review\">Micron P420M<\/a><\/noindex><br \/>\n1.4<br \/>\n9.2<br \/>\n2.0 x8<br \/>\n750<br \/>\n95<br \/>\n3300<br \/>\n630<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.anandtech.com\/show\/10890\/hgst-ultrastar-sn200-accelerator-768-tb-capacity-61-gbs-read-speed-12m-iops\">HGST SN260<\/a><\/noindex><br \/>\n1.6<br \/>\n25.10<br \/>\n3.0 x8<br \/>\n1200<br \/>\n200<br \/>\n6170<br \/>\n2200<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.anandtech.com\/show\/10890\/hgst-ultrastar-sn200-accelerator-768-tb-capacity-61-gbs-read-speed-12m-iops\">HGST SN260<\/a><\/noindex><br \/>\n3,2<br \/>\n17,52<br \/>\n3.0 x8<br \/>\n1200<br \/>\n200<br \/>\n6170<br \/>\n2200<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/ark.intel.com\/content\/www\/ru\/ru\/ark\/products\/88731\/intel-ssd-dc-p3608-series-1-6tb-1-2-height-pcie-3-0-x8-20nm-mlc.html\">Intel P3608<\/a><\/noindex><br \/>\n3,2<br \/>\n17,5<br \/>\n3.0 x8<br \/>\n850<br \/>\n80<br \/>\n4500<br \/>\n2600<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.kingston.com\/datasheets\/DCP1000_us.pdf\">Kingston DCP1000<\/a><\/noindex><br \/>\n3,2<br \/>\n2,78<br \/>\n3.0 x8<br \/>\n1000<br \/>\n180<br \/>\n6800<br \/>\n6000<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/docs.oracle.com\/cd\/E65386_01\/html\/E65387\/gokdw.html#scrolltoc\">Oracle F320<\/a><\/noindex><br \/>\n3.2<br \/>\n29<br \/>\n3.0 x8<br \/>\n750<br \/>\n120<br \/>\n5500<br \/>\n1800<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.samsung.com\/semiconductor\/global.semi.static\/PM1725_NVMe_PCIe_SSD_Samsung_2016-1.pdf\">Samsung PM1725<\/a><\/noindex><br \/>\n3.2<br \/>\n29<br \/>\n3.0 x8<br \/>\n1000<br \/>\n120<br \/>\n6000<br \/>\n2000<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.samsung.com\/semiconductor\/ssd\/enterprise-ssd\/MZPLL3T2HMLS\/\">Samsung PM1725a<\/a><\/noindex><br \/>\n3.2<br \/>\n29<br \/>\n3.0 x8<br \/>\n1000<br \/>\n180<br \/>\n6200<br \/>\n2600<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.samsung.com\/semiconductor\/ssd\/enterprise-ssd\/MZPLL3T2HAJQ\/\">Samsung PM1725b<\/a><\/noindex><br \/>\n3.2<br \/>\n18<br \/>\n3.0 x8<br \/>\n980<br \/>\n180<br \/>\n6200<br \/>\n2600<\/p>\n<p>\n<img decoding=\"async\" alt=\"Vanade serverite diskis\u00fcsteemi upgrade PCIe 1.0 \u2014 2.0\" src=\"\/wp-content\/uploads\/2019\/06\/369c72c6f028b915a199e85fc3de3819.jpg\" style=\"display:block;margin: 0 auto;\" \/>Nende SSD-de seas eristuvad Fusion ioMemory. Teadusdirektor <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/Fusion-io\">Fusion<\/a><\/noindex> oli <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%92%D0%BE%D0%B7%D0%BD%D1%8F%D0%BA,_%D0%A1%D1%82%D0%B8%D0%B2\">Steve Wozniak<\/a><\/noindex>. See firma osteti hiljem 1,2 miljardi dollari eest SanDiski poolt. Ajal, mil need maksid 50 000 dollarit t\u00fckk. Praegu saab neid osta m\u00f5ne sajaga, uue seisukorra korral, v\u00e4hemalt 1TB mahuga ketta eest.<\/p>\n<p>Kui tabelit l\u00e4hemalt vaadata, on n\u00e4ha, et neil on \u00fcsna k\u00f5rge IOPS kirjutamisel, praktiliselt sama number IOPS lugemisel. Arvestades nende praegust hinda, arvan, et nende SSD-dele tasub t\u00e4helepanu p\u00f6\u00f6rata. <\/p>\n<p>Kuid neil on m\u00f5ned erip\u00e4rad:<\/p>\n<ol>\n<li>Need ei saa olla k\u00e4ivitatavad.<\/li>\n<li>Kasutamiseks on vajalik draiver. Draivereid leidub praktiliselt iga jaoks, kuid viimaste Linuxi versioonide jaoks tuleb need kokku panna.<\/li>\n<li>Nende optimaalne sektori suurus on 4096 baiti. (512 ka toetatakse)<\/li>\n<li>Halvimal juhul v\u00f5ib draiver tarbida \u00fcsna palju RAM-i (fossi suurusega 512 baiti).<\/li>\n<li>T\u00f6\u00f6tamise kiirus s\u00f5ltub protsessori kiirusest, seet\u00f5ttu on salvestite energias\u00e4\u00e4stetehnoloogiad parem v\u00e4lja l\u00fclitada. See on plusspunkt ja miinus, kuna v\u00f5imsa protsessori abil v\u00f5ib seade t\u00f6\u00f6tada isegi kiiremini, kui spetsifikatsioonides on m\u00e4rgitud.<\/li>\n<li>N\u00f5uab head jahutust. Serveritele ei tohiks see probleem olla.<\/li>\n<li>Ei ole soovitatav ESXi jaoks, kuna ESXi eelistab 512N sektoritega kettaid ja see v\u00f5ib p\u00f5hjustada draiveri suure m\u00e4lu tarbimise.<\/li>\n<li>Need SSD-d ei toeta tavaliselt br\u00e4ndiversioone madalamatele SanDiski draiverite tase (m\u00e4rts 2019).<\/li>\n<\/ol>\n<p>\nTegin Fusion ioMemory testid v\u00f5rreldes \u00fcsna kaasaegse Intel P3700 PCI-E 3.0 x8 serveri SSD-ga (see maksab neli korda rohkem kui sarnase mahuga Fusion). Samuti on huvitav, kuiv\u00f5rd x4 bussi t\u00f5ttu kiirus langeb.<\/p>\n<p>Fusion PX600 1.3TB PCI-E 2.0 x8<br \/>\nIntel P3700 1.6TB PCI-E 3.0 x4<\/p>\n<p><img decoding=\"async\" alt=\"Vanade serverite diskis\u00fcsteemi upgrade PCIe 1.0 \u2014 2.0\" src=\"\/wp-content\/uploads\/2019\/06\/7157ec6e43cac87fc0cdf5dd2887cfac.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<img decoding=\"async\" alt=\"Vanade serverite diskis\u00fcsteemi upgrade PCIe 1.0 \u2014 2.0\" src=\"\/wp-content\/uploads\/2019\/06\/f5db5f37b300332bd787d5b2fe57b67e.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>\nJah, Intel P3700-l on lineaarne lugemis- ja kirjutamiskiirus kindlasti madalam. Passiivne peak\u00f5rgus peaks olema 2800 MB\/s, kuid meil on 1469 MB\/s. Kuigi \u00fcldiselt v\u00f5ib \u00f6elda, et PCI-e 2.0 bussi korral saab kasutada PCI-E 3.0 x4 serveri SSD-sid, kui neid suudetakse m\u00f5istliku hinnaga hankida.<\/p>\n<h3>J\u00e4reldused<\/h3>\n<p>\nVana serveri ketas\u00fcsteemi PCI-E 1.0 v\u00f5i 2.0 bussiga saab t\u00e4iustada SSD-de kasutamisega, mis suudavad kasutada 8 PCI-E rida, pakkudes l\u00e4bilaskev\u00f5imet kuni 4 GB\/s (PCI-E 2.0) v\u00f5i 2 GB\/s (PCI-E 1.0). K\u00f5ige \u00f6konoomsem on seda teha, kasutades moraalselt vananenud PCI-E 2.0 SSD-sid.<\/p>\n<p>Samuti on lihtsad kompromisslahendused, mis on seotud CacheCade v\u00f5tme ostmisega LSI kontrolleritele v\u00f5i Adapteci kontrolleri asendamisega Q-versiooniga.<\/p>\n<p>Ja t\u00e4iesti ilmne viis on osta (RAID)kontroller SATA III, et SSD-d t\u00f6\u00f6taksid t\u00e4isv\u00f5imsusel ja saaksid k\u00e4itada k\u00f5iki kiirusn\u00f5udlikke \u00fclesandeid.<br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/454222\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0447\u0435\u043c\u0443 \u0442\u0435\u043c\u043e\u0439 \u0434\u0430\u043d\u043d\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0438 \u0432\u044b\u0431\u0440\u0430\u043d \u0430\u043f\u0433\u0440\u0435\u0439\u0434 \u0434\u0438\u0441\u043a\u043e\u0432\u043e\u0439 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u044b\u041f\u043e\u043d\u044f\u0442\u043d\u043e, \u0447\u0442\u043e \u0432 \u043f\u0435\u0440\u0432\u0443\u044e \u043e\u0447\u0435\u0440\u0435\u0434\u044c \u043d\u0443\u0436\u043d\u043e, \u043a\u0430\u043a \u043f\u0440\u0430\u0432\u0438\u043b\u043e: \u0423\u0432\u0435\u043b\u0438\u0447\u0438\u0442\u044c \u043e\u043f\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u0443\u044e \u043f\u0430\u043c\u044f\u0442\u044c. \u042d\u0442\u043e \u043d\u0430\u0441\u0442\u043e\u043b\u044c\u043a\u043e \u043e\u0447\u0435\u0432\u0438\u0434\u043d\u044b\u0439 \u0445\u043e\u0434, \u0447\u0442\u043e \u044f \u0434\u0430\u0436\u0435 \u043d\u0435 \u0441\u0447\u0451\u043b \u043d\u0443\u0436\u043d\u044b\u043c \u043f\u0438\u0441\u0430\u0442\u044c \u043e\u0431 \u044d\u0442\u043e\u043c \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u041f\u043e\u0441\u0442\u0430\u0432\u0438\u0442\u044c \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440(\u044b) \u0438\u043b\u0438 \u0437\u0430\u043c\u0435\u043d\u0438\u0442\u044c \u043e\u0431\u0430 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430 \u043d\u0430 \u043c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u043e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u0432\u0435\u0440\u0441\u0438\u0438 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0435 \u0441\u043e\u043a\u0435\u0442\u0430\u043c\u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430. \u0414\u043b\u044f \u0441\u0442\u0430\u0440\u044b\u0445 \u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432, \u0447\u0442\u043e \u043f\u0430\u043c\u044f\u0442\u044c, \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u044b, \u043a\u0430\u043a [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":26262,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-34884","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/upgrade-diskovoj-podsistemy-starogo-servera-s-shinoj-pcie-1-0-2-0\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.1.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"et_EE\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | 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