DS3800HMHA1E1F DS3815PCLA1A1A

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描述

DS3800HMHA1E1F DS3815PCLA1A1A

對(duì)象存儲(chǔ)設(shè)備并不適合所有的用戶。”Panasas公司的CTOGarthGibson博士說(shuō)。經(jīng)過(guò)幾年的努力,Panasas在政府,科研,能源,媒體和金融服務(wù)有了很多非常成功的案例。“Panasas是使用面向?qū)ο蟮拇鎯?chǔ)集群,來(lái)解決計(jì)算集群的并行存儲(chǔ)的問(wèn)題”。高性能計(jì)算和存儲(chǔ)專家胡家鎏教授說(shuō)。

? ? 高性能計(jì)算領(lǐng)域
? ? 對(duì)象存儲(chǔ)體系結(jié)構(gòu)提供了一個(gè)帶有NAS系統(tǒng)的傳統(tǒng)的文件共享和管理特征的單系統(tǒng)映象(single-system-image)文件系統(tǒng),并改進(jìn)了SAN的資源整合和可擴(kuò)展的性能。這種性能,可擴(kuò)展性,可管理性以及安全性的結(jié)合,只能通過(guò)在存儲(chǔ)體系結(jié)構(gòu)上的重大革命才能被完成。
? ? 第一個(gè)支持對(duì)象體系結(jié)構(gòu)的產(chǎn)品現(xiàn)在已經(jīng)問(wèn)世,它就是PanasasActiveScaleStorageCluser(存儲(chǔ)集群)。
? ? 此產(chǎn)品已經(jīng)被部署在國(guó)家實(shí)驗(yàn)室,地震資料處理機(jī)構(gòu),以及生物技術(shù)組織,它們都在用Linux集群去解決關(guān)鍵的科學(xué)問(wèn)題,這些問(wèn)題在過(guò)去是用巨型超級(jí)計(jì)算機(jī)也不能解決的。它們都期盼能解決需要高性能,可擴(kuò)展的共享存儲(chǔ)才能解決的新問(wèn)題,這種存儲(chǔ)在Panasas的存儲(chǔ)體系之前,在市場(chǎng)上是沒(méi)有的。Panasas存儲(chǔ)集群及基于對(duì)象的存儲(chǔ)體系結(jié)構(gòu)已經(jīng)展示了,它們能迎接由Beowolf/Linux集群計(jì)算體系結(jié)構(gòu)提出的挑戰(zhàn),在那里,傳統(tǒng)的基于SAN和DAS的產(chǎn)品都會(huì)敗下陣來(lái)。Panasas在美國(guó)能源部(U.S.DepartmentofEnergy:DOE)、LawrenceLivermore國(guó)家實(shí)驗(yàn)室,LosAlamos國(guó)家實(shí)驗(yàn)室,Sandia國(guó)家實(shí)驗(yàn)室,PacificNorthwest國(guó)家實(shí)驗(yàn)室的高性能計(jì)算系統(tǒng)中已得到了初步的應(yīng)用。在全球范圍內(nèi),Panasas對(duì)象存儲(chǔ)集群系統(tǒng)的性能在企業(yè)級(jí)HPC集群的關(guān)鍵應(yīng)用中得以淋漓體現(xiàn)和發(fā)揮。

產(chǎn)品承諾:
保?證?全新原裝進(jìn)口,
保?證?安全準(zhǔn)時(shí)發(fā)貨,
保?證售后服務(wù)質(zhì)量,
優(yōu)勢(shì)價(jià)格,大量現(xiàn)貨。

主營(yíng)DCS系統(tǒng)配件
機(jī)器人系統(tǒng)配件
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NetApp R200 NearStore Warranty/Suppor?t/Maintenance Plan

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NetApp X2040B FC-AL Card 64-Bit Copper (SP-2040B) – NEW

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NetApp SAN (Dual Fas270c, DS14 MKII shelf, QLOGIC HBA)
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NetApp DS14 MK2 Shelf w/ 14x 144GB 15K FC X275A DS14MK2
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NetApp DS14MK2 (14) 144GB 15K X275A-R5 2.016TB FC Disk
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NetApp FAS3020 FILER HEAD FAS3020

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NetApp X283B-R5 750GB SATA 7.2K RPM Hard Drive

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NetApp C1100B NetCache C1100 18GB Network Appliance

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NetApp DS14 MK2 AT-FC Storage Controller Module

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NetApp DS14MK2-AT 7TB 500GB X267A-R5 SATA Storage Shelf

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3 Year Warranty NIB

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NetApp DSX-7.0TB-QS-R5 DS14MK2-AT 14x X267A-R5 500GB ^
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NetApp DSX-7.0TB-QS-R5 DS14MK2-AT 14x X267A-R5 500GB @@
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NetApp DSX-7.0TB-R5-C DS14MK2-AT 14 X267A-R5 500GB SATA
We Buy Your Surplus NETAPP, SUN, DELL, HP, CISCO, IBM
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NETAPP X900A-ESH2-R5-C DS14MK2 14x 300GB 10K 4.2TB X276
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NetApp DS14MK2 14x 300GB 10K X276A 4.2TB!! DS14 MK2
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Network Appliance NetApp F880 Filer Head
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NetApp FAS940C 2 x FAS940 Filer Heads

NETAPP FAS940 NAS Filer Head with 70 73GB drives
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NetApp FAS980c SAS Filer Header

NETAPP X232 / SP-232 72GB 10K FC for FC9 Shelf 10-PACK

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NetApp X655 7x18GB 10K ZCS FC8 Shelf

Netapp X2053A-R6 111-00204 Dual Port 1/2/4 GBIT PCIE
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NetApp X267A-R5 500GB SATA Disk for DS14 MK2 AT
5 Year Next Business Day Warranty on All NetApp

NetApp X276A 300GB 10K Universal Disk DS14 & DS14MK2
5 Year Next Business Day Warranty on All NetApp

NetApp X233B 18GB 10K Disk for DS14

NetApp DS14 MK2 Shelf w/ 14x 144GB 10K FC X274
2x ESH Control Modules, 2x Power Supplies

NetApp 7x18GB 10K ZCS FC8 Shelf Network Appliance

Netgear DS14MK2-AT NetApp DS14mk2 AT Disk Tray

Netapp X289A-R5 450GB 15K SAS FAS2020 FAS2050 FAS2040
One-day shipping available

Network Appliance NetApp X2024A Ultra2 SCSI SP-2024A

NetApp X276A-R5 300GB 10K Universal Disk DS14 MK2

NetApp X1900B Servernet 1.5E Cluster Card SP-1900B

NetApp X1102 FDDI UTP Network Adapter SP-1102 (Cu)

NetApp X1026A Gigabit Ethernet Controller II SP-1026A

NetApp X1900A Servernet 1.5C Cluster Card

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NetApp X1026B Gigabit Ethernet Controller II SP-1026B

NetApp X1101 FDDI DAS Network Adapter SP-1101

NetApp X272B 72GB 10K Universal Disk DS14/DS14 MK2 NEW

NetApp X3253 NVRAM II Card 32 MB

NetApp F825 Filer Head Unit

NetApp C1100A NetCache C1100 1 x 9GB

NetApp X724A Power Supply SP-724A Network Appliance

NetApp F760 Filer Head Unit

NetApp 7 x 36gb FC9 shelf – X225 X225A X225B X231 X231A

NetApp F810 / F820 / F825 / F840 / F880 Filer Kit

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Netapp X1038A-R6 106-00049 NIC 2-Port Optical GbE PCIe
One-day shipping available

NetApp X-SFP-10G-SR-R6 10GBase SFP Optical Transiever

NetApp X5501A DS14 Copper LRC Module

NetApp NVRAM5 with Battery 512MB Memory Adapter Card

NetApp Qlogic Single Port QLE 2560 FC HBA X1094

NetApp FAS3020c iSCSI Filer 2 x CPU

NetApp Network Applicance F825 Filer

NetApp FAS270 Controller Module Filer Head

IBM N3700 NETAPP FAS270 Controller Module Filer Head

Netapp X294a-R5 2TB SATA DSMK2-AT

Netapp X291a-R5 450GB FC HDD DS14MK-4

NetApp DS14 Disk Array 14 X 144GB 2 X ESH 2GB FC

NetApp X291A-R5 450GB 15K FC DS14 MK4 FC

NETAPP BROCADE X1881-R6 LWL SFP 4GBPS 30KM R6 BRAND NEW
One-day shipping available

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專業(yè)銷售進(jìn)口DCS? PLC系統(tǒng)備件模塊

PLC模塊,可編程控制器,CPU模塊,IO模塊,AI模塊,通訊模塊。AB/施耐德/ABB/GE/本特利/西屋/英維斯/霍尼韋爾/黑馬/FU克斯波羅

15天包退換 一年質(zhì)保 大量現(xiàn)貨? 國(guó)內(nèi)實(shí)力庫(kù)存商家


選擇深圳長(zhǎng)欣,選擇放心,售后無(wú)憂大量現(xiàn)貨,當(dāng)天順豐發(fā)貨!
主營(yíng):本特利,英維思,伍德沃德,??怂共_、西屋、瑞恩、施耐德莫迪康、ABB、AB、西門子、摩托羅拉、GE發(fā)那科、安川、博世力士樂(lè),ACSO,力士樂(lè)等各大品牌的DCS系統(tǒng)配件,機(jī)器人系統(tǒng)配件,大型伺服系統(tǒng)備件。

先介紹幾點(diǎn)經(jīng)驗(yàn)。
1、先通讀一遍“系統(tǒng)手冊(cè)”(不管能不能看懂,先了解個(gè)大概,以便學(xué)習(xí)編程時(shí)查找);
2、由位控邏輯入手,逐漸增加定時(shí)、計(jì)數(shù)等條件,把或、與、非關(guān)系理順;
3、進(jìn)而練習(xí)整數(shù)運(yùn)算、實(shí)數(shù)運(yùn)算、類型轉(zhuǎn)換;
4、量程轉(zhuǎn)換、PID調(diào)節(jié)回路的建立及P、I、D參數(shù)的理解(最好是有個(gè)物理回路驗(yàn)證,比如變頻器+電機(jī)+測(cè)速傳感器);
5、循環(huán)、順序、跳轉(zhuǎn)等程序控制(盡量避免跳轉(zhuǎn),非跳不可時(shí)也是跳的越近越好);
6、中斷、通訊、位置控制....

本人以ABB工業(yè)機(jī)器人配件DSQC系列和Motorola MVME系列,GE 卡件 模塊 驅(qū)動(dòng)器系列為主攻。各位電工朋友可根據(jù)自己的條件選擇適合自己的PLC品牌,由于PLC的基本框架大同小異,學(xué)會(huì)一種至于其它的學(xué)習(xí)起來(lái)也就簡(jiǎn)單了。