投稿時間:2020-12-08 04:40:59 RSSフィード2020-12-08 04:00 分まとめ(52件)

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AWS AWS News Blog re:Invent 2020 Liveblog: Machine Learning Keynote https://aws.amazon.com/blogs/aws/reinvent-2020-liveblog-machine-learning-keynote/ re Invent Liveblog Machine Learning KeynoteFollow along as AWS Chief Evangelist Jeff Barr and Developer Advocates Martin Beeby and Steve Roberts liveblog the first ever Machine Learning Keynote Swami Sivasubramanian VP of Amazon ML AI will share the latest developments and launches in AWS machine learning as well as demos of new technology and insights from customers Join us here from … 2020-12-07 18:26:56
AWS AWS Partner Network (APN) Blog IT Modernization and the DXC Data Center Exit Strategy https://aws.amazon.com/blogs/apn/it-modernization-and-the-dxc-data-center-exit-strategy/ IT Modernization and the DXC Data Center Exit StrategyMany existing corporate data center operations teams struggle to meet competing needs One of best ways to relieve the pressure is a focused program of IT Modernization IT Mod Dive deep on DXC Technology s best practices for exiting a data center and explore the pros and cons of public hybrid and multi cloud operating models To successfully leave the data center you need an expert transformation team to identify and quickly clear the roadblocks common to a complex application environment 2020-12-07 18:28:39
AWS AWS Big Data Blog How the Allen Institute uses Amazon EMR and AWS Step Functions to process extremely wide transcriptomic datasets https://aws.amazon.com/blogs/big-data/how-the-allen-institute-uses-amazon-emr-and-aws-step-functions-to-process-extremely-wide-transcriptomic-datasets/ How the Allen Institute uses Amazon EMR and AWS Step Functions to process extremely wide transcriptomic datasetsThis is a guest post by Gautham Acharya Software Engineer III at the Allen Institute for Brain Science in partnership with AWS Data Lab Solutions Architect Ranjit Rajan and AWS Sr Enterprise Account Executive Arif Khan The human brain is one of the most complex structures in the universe Billions of neurons and trillions of … 2020-12-07 18:17:38
python Pythonタグが付けられた新着投稿 - Qiita それっぽい歌詞ジェネーレータを作りたい 0日目 https://qiita.com/skthor002/items/a8f857c4cae9f2db711e ということで、それっぽい歌詞ジェネーレータと題して作っていきます。 2020-12-08 03:39:56
python Pythonタグが付けられた新着投稿 - Qiita Let NUMPY installed by PIP be as fast as that by ANACONDA (on Ubuntu 20.04) https://qiita.com/Philosophistoria/items/3afd4e280a6dd25af189 2020-12-08 03:12:22
Program [全てのタグ]の新着質問一覧|teratail(テラテイル) PHP サイコロの振る回数の求め方が分からない https://teratail.com/questions/308804?rss=all PHPサイコロの振る回数の求め方が分からない更新すると↓PHP超初心者で独学で学習サイトの問題を参考に解いているのですが上記の画像のようにマスのすごろくでゴールするために必要なサイコロを振る回数を求めるプログラムで内容は何回目にどの目が出たかをquotN回目quotの形で出力し最後は合計回でゴールしましたと結果を求め更新して毎回結果を変更するプログラムで更新するから乱数と繰り返しと条件分岐で問題を解くのはわかりましたがどうしても組み合わせ方がよくなくてエラーになってしまい行き詰まっているので改善策をご教授いただければ嬉しいです。 2020-12-08 03:56:53
Program [全てのタグ]の新着質問一覧|teratail(テラテイル) 未指定のタグを持ち、n件以上ある記事を取得する(MySQL) https://teratail.com/questions/308803?rss=all 2020-12-08 03:32:56
AWS AWSタグが付けられた新着投稿 - Qiita 【2020年度冬季】第一回 AWS Amplify 認定試験 〜回答・解説編〜 https://qiita.com/tamizuma/items/5436b0bc6fce6e769a62 参考問DAmplifyDataStoreはsearchableディレクティブをサポートしていません。 2020-12-08 03:32:27
AWS AWSタグが付けられた新着投稿 - Qiita 【2020年度冬季】第一回 AWS Amplify 認定試験 https://qiita.com/tamizuma/items/b4597240049829781749 問プロジェクトにAmplifyを導入する際に、アプリケーションのrootディレクトリにて発行すべきコマンドは次のうちどれか【A】amplifyconfigure【B】amplifyinit【C】amplifyaddauth【D】amplifyproject問AmplifyCLIで構築されたバックエンドの情報をクラウドから取得するコマンドは次のうちどれか【A】amplifyconfigure【B】amplifyinit【C】amplifyload【D】amplifypull問AmplifyCLIから指定可能なCognitoUserPoolのソーシャルプロバイダを全て選べ【A】Amazon【B】Apple【C】Facebook【D】Google【E】Twitter問あなたはAmplifyを用いて従業員の人事情報を管理するWebアプリケーションを構築しています。 2020-12-08 03:30:27
Azure Azureタグが付けられた新着投稿 - Qiita Azureメディアサービスをv2からv3に移行あれこれ https://qiita.com/m-otoguro/items/4696955f9963edc48924 欲を言うと、オーディオトラックを別KeyIdで暗号化できるようにしてほしいのですが・・・最後に私が感じているAzureメディアサービスのvAPIへ移行するときに考えるべきことについて、つらつらと書いてみました。 2020-12-08 03:33:19
海外TECH Ars Technica SpaceX gets $886 million from FCC to subsidize Starlink in 35 states https://arstechnica.com/?p=1728135 homes 2020-12-07 18:43:08
海外TECH Ars Technica Pornhub under investigation by Visa, MasterCard amid abuse allegations https://arstechnica.com/?p=1728033 abuse 2020-12-07 18:34:53
海外TECH Ars Technica New report reveals Apple’s roadmap for when each Mac will move to Apple Silicon https://arstechnica.com/?p=1728122 apple 2020-12-07 18:27:05
Apple AppleInsider - Frontpage News Apple Music marks Up Next 'Class of 2020' with a roundup video https://appleinsider.com/articles/20/12/07/apple-music-marks-up-next-class-of-2020-with-a-roundup-video Apple Music marks Up Next x Class of x with a roundup videoApple has released a video promoting the Up Next Class of new artists championed by the Apple Music initiative throughout the year Apple Music s Up Next aims to shine a light on upcoming musicians bands and musical artists that Apple believes are fresh faced innovators and ground breakers in the music scene One up and coming artist is selected each month to become the focus of the initiative which includes promotion on Apple Music itself a mini documentary or an interview an Up Next Session and potentially a television performance Read more 2020-12-07 18:55:11
Apple AppleInsider - Frontpage News Accessory deals: Apple Pencil 2 drops to $114, Magic Keyboard now $50 off for iPad Pro, iPad Air 4 https://appleinsider.com/articles/20/12/07/accessory-deals-apple-pencil-2-drops-to-114-magic-keyboard-now-50-off-for-ipad-pro-ipad-air-4 Accessory deals Apple Pencil drops to Magic Keyboard now off for iPad Pro iPad Air Amazon is slashing prices on popular iPad Pro and iPad Air accessories with the Apple Pencil dipping to just and Magic Keyboards off Amazon has a big sale on iPad Pro accessoriesAmazon this Dec has the Magic Keyboard for Apple s inch iPad Pro and iPad Air on sale for while the Magic Keyboard for inch iPad Pro is down to Each of the reduced prices knocks off MSRP Read more 2020-12-07 18:49:42
Apple AppleInsider - Frontpage News Apple releases HomePod software update 14.2.1 https://appleinsider.com/articles/20/12/07/apple-releases-homepod-software-update-1421 Apple releases HomePod software update On Monday afternoon the HomePod and HomePod mini received a software update to version providing bug fixes and stability improvements to users HomePod OS update now availableThe HomePod and HomePod mini run a specialized version of tvOS and receive updates sporadically when compared to Apple s other operating systems Updates generally include bug fixes and improvements for features attached to the larger ecosystem Read more 2020-12-07 18:29:18
Apple AppleInsider - Frontpage News California launching Apple-Google exposure notification app on December 10 https://appleinsider.com/articles/20/12/07/california-to-launch-apple-google-exposure-notification-app-on-december-10 California launching Apple Google exposure notification app on December California will launch its coronavirus exposure notification app based on the Apple and Google framework to the public on Thursday Credit Patrick Holmes UC BerkeleyThe CA Notify app is based on the Apple Google Exposure Notification API which the two tech giants unveiled earlier in The app was initially piloted at the University of California San Diego and the University of California San Francisco Read more 2020-12-07 18:28:14
海外TECH Engadget Spectrm’s conversational marketing platform unlocks revenue https://www.engadget.com/spectrms-marketing-platform-unlocks-revenue-185506407.html Spectrm s conversational marketing platform unlocks revenueWhat makes a conversation good It s a question you may or may not spend a lot of time thinking about but it s something you instantly recognize when it happens A great exchange cuts through the noise and arrives at the heart of any matter without 2020-12-07 18:55:06
海外TECH Engadget Baidu approved for fully driverless road tests in Beijing https://www.engadget.com/baidu-driverless-road-tests-beijing-china-autonomous-183933093.html Baidu approved for fully driverless road tests in BeijingA few months after Baidu s robotaxi service arrived in Beijing the company has received the first permits to run driverless vehicle tests in the city China s capital granted Baidu Apollo permission to deploy five such vehicles on public roads The c 2020-12-07 18:39:33
海外TECH Engadget Airbnb starts non-profit for those who need a place to stay during a crisis https://www.engadget.com/airbnb-non-profit-181324068.html Airbnb starts non profit for those who need a place to stay during a crisisFor a few years now several Airbnb hosts have opened up their homes for those in need like those escaping Hurricane Sandy or COVID responders Today Airbnb has decided to formalize the process by starting a new non profit appropriately called A 2020-12-07 18:13:24
海外TECH Engadget Google brings Pixel 5 features to older Pixel phones https://www.engadget.com/google-pixel-5-features-older-pixel-phones-december-update-180034037.html Google brings Pixel features to older Pixel phonesGoogle is giving Pixel devices and later models access to features that launched with the Pixel as part of the line s December update One of those features is Assistant s “Hold for Me which allows the voice assistant to wait for someone to com 2020-12-07 18:00:34
Cisco Cisco Blog Visibility and Insights = Optimal Customer Experience https://blogs.cisco.com/perspectives/visibility-and-insights-optimal-customer-experience Visibility and Insights Optimal Customer ExperienceDo you have the visibility and insights needed to redesign and secure your workforce It s crucial for IT to have these trends in order to take the right action ーto deliver the best possible user and application experience 2020-12-07 18:05:35
海外科学 NYT > Science NASA Launched a Rocket 54 Years Ago. Has It Finally Come Home? https://www.nytimes.com/2020/12/01/science/nasa-rocket-orbit.html astronomers 2020-12-07 18:30:04
海外科学 NYT > Science Xavier Becerra Brings Environmental Justice to Forefront https://www.nytimes.com/2020/12/07/climate/xavier-becerra-environmental-justice.html Xavier Becerra Brings Environmental Justice to ForefrontJoseph R Biden Jr s choice to run the Department of Health and Human Services is the first state attorney general to create an environmental justice bureau 2020-12-07 18:46:36
金融 金融庁ホームページ 「スチュワードシップ・コード及びコーポレートガバナンス・コードのフォローアップ会議」(第21回)議事録について公表しました。 https://www.fsa.go.jp/singi/follow-up/gijiroku/20201118.html 回議 2020-12-07 18:09:00
金融 金融庁ホームページ 「スチュワードシップ・コード及びコーポレートガバナンス・コードのフォローアップ会議」(第22回)議事次第について公表しました。 https://www.fsa.go.jp/singi/follow-up/siryou/20201208.html 次第 2020-12-07 18:06:00
海外ニュース Japan Times latest articles Giants rise to occasion against Seahawks https://www.japantimes.co.jp/sports/2020/12/07/more-sports/football/giants-seahawks-nfl/ seahawkslaughed 2020-12-08 03:59:51
海外ニュース Japan Times latest articles No. 3 Buckeyes await word on ‘The Game’ against Wolverines with plenty at stake https://www.japantimes.co.jp/sports/2020/12/07/more-sports/football/buckeyes-wolverines/ No Buckeyes await word on The Game against Wolverines with plenty at stakeNo Ohio State banked some style points during its rout of Michigan State but the next step toward any kind of championship for the 2020-12-08 03:58:24
海外ニュース Japan Times latest articles ‘Shogun’ Spencer Patton hits pandemic-era free agent market ready to play ball https://www.japantimes.co.jp/sports/2020/12/07/baseball/japanese-baseball/shogun-spencer-patton-free-agent/ Shogun Spencer Patton hits pandemic era free agent market ready to play ballPatton had a solid year under strange circumstances as COVID forced NPB players and teams to deal with a lot as they tried to complete 2020-12-08 03:43:18
海外ニュース Japan Times latest articles Teenager Kaine Roberts getting chance to grow with Earthfriends https://www.japantimes.co.jp/sports/2020/12/07/basketball/b-league/kaine-roberts-earthfriends/ elite 2020-12-08 03:21:46
海外ニュース Japan Times latest articles Qatar planning for ‘normal’ 2022 World Cup due to COVID-19 vaccines https://www.japantimes.co.jp/sports/2020/12/07/soccer/international-soccer/qatar-2022-world-cup/ Qatar planning for normal World Cup due to COVID vaccinesSports across the world have resumed in front of limited or no crowds but the vaccines have provided hope that crowds can return in large 2020-12-08 03:20:50
海外ニュース Japan Times latest articles Imagine: John Lennon shot on his doorstep 40 years ago https://www.japantimes.co.jp/culture/2020/12/07/music/john-lennon-death-40-anniversary/ agothe 2020-12-08 03:00:42
海外ニュース Japan Times latest articles Is Hong Kong heading toward a Russian-style electoral system? https://www.japantimes.co.jp/opinion/2020/12/07/commentary/world-commentary/hong-kong-china-electoral-system/ Is Hong Kong heading toward a Russian style electoral system Dictators have realized that the most effective form of governance in the modern era is not an iron fist but a birdcage with limited freedom 2020-12-08 03:30:24
ニュース BBC News - Home Brexit: Trade talks 'have reached critical stage' https://www.bbc.co.uk/news/uk-politics-55208218 brexit 2020-12-07 18:27:06
ニュース BBC News - Home Brexit: UK signals possible changes to bill in Brexit row https://www.bbc.co.uk/news/uk-politics-55217535 brexit 2020-12-07 18:45:43
ニュース BBC News - Home Fifa World Cup Qatar 2022: England, Northern Ireland, Scotland & Wales discover qualifying groups https://www.bbc.co.uk/sport/football/55210591 Fifa World Cup Qatar England Northern Ireland Scotland amp Wales discover qualifying groupsEngland will face Poland while Wales meet Belgium as the draw for the Fifa World Cup Qatar qualification groups is made 2020-12-07 18:18:21
ニュース BBC News - Home England's tour of South Africa called off after positive Covid-19 tests https://www.bbc.co.uk/sport/cricket/55209140 coronavirus 2020-12-07 18:39:32
ニュース BBC News - Home Covid: Who will have the Pfizer vaccine first and when can I get it? https://www.bbc.co.uk/news/explainers-54880084 approval 2020-12-07 18:05:06
ビジネス ダイヤモンド・オンライン - 新着記事 「筋肉に裏切られない」ために、絶対に知るべき最新栄養学 - News&Analysis https://diamond.jp/articles/-/256471 「筋肉に裏切られない」ために、絶対に知るべき最新栄養学NewsampampAnalysis筋肉は裏切らないと体をマッチョに鍛えることがはやっている。 2020-12-08 03:55:00
ビジネス ダイヤモンド・オンライン - 新着記事 就活の適性検査で「自分を良く見せよう」とする回答が望ましくない理由 - 就活最前線 https://diamond.jp/articles/-/256407 適性検査 2020-12-08 03:50:00
ビジネス ダイヤモンド・オンライン - 新着記事 1/2成人式で誓った「楽しいこと」を仕事にする生き方/近藤佑太朗・Unito CEO - イノベーターの育ち方 https://diamond.jp/articles/-/255853 成人式で誓った「楽しいこと」を仕事にする生き方近藤佑太朗・UnitoCEOイノベーターの育ち方リスクを取ってでも、人と違う道を行くことを選ぶ若きリーダーたちは、何を原体験に、どう育ってきたのか。 2020-12-08 03:45:00
ビジネス ダイヤモンド・オンライン - 新着記事 コロナ禍のEUで着実に進む「異常な財政ファイナンス」の副作用 - 政策・マーケットラボ https://diamond.jp/articles/-/256514 前代未聞 2020-12-08 03:40:00
ビジネス ダイヤモンド・オンライン - 新着記事 初の都立小中高一貫教育校「立川国際」の破壊力 - 中学受験への道 https://diamond.jp/articles/-/256469 中学受験 2020-12-08 03:35:00
ビジネス ダイヤモンド・オンライン - 新着記事 トランプ氏再出馬の可能性、共和党の他候補は窮地 - WSJ PickUp https://diamond.jp/articles/-/256515 wsjpickup 2020-12-08 03:30:00
ビジネス ダイヤモンド・オンライン - 新着記事 中国コロナ対策でデジタル格差、つらい高齢者 - WSJ PickUp https://diamond.jp/articles/-/256516 wsjpickup 2020-12-08 03:25:00
ビジネス ダイヤモンド・オンライン - 新着記事 根強い「コロナ否定論」 医療スタッフ一段と疲弊 - WSJ PickUp https://diamond.jp/articles/-/256517 wsjpickup 2020-12-08 03:20:00
ビジネス ダイヤモンド・オンライン - 新着記事 独学の達人はやっている「勉強でここから先は自分の能力の限界だ」と思ったときの復活法 - 独学大全 https://diamond.jp/articles/-/254942 限界 2020-12-08 03:15:00
ビジネス ダイヤモンド・オンライン - 新着記事 発達障害の僕が発見した「食事はラーメンとコンビニでいいや」という人に伝えたいたった一つの事実 - 発達障害サバイバルガイド https://diamond.jp/articles/-/256442 2020-12-08 03:10:00
ビジネス ダイヤモンド・オンライン - 新着記事 「尖閣」陥落は秒読み? とっくに“レッドゾーン”に突入している「日本の安全保障」 - エディターズ・チョイス https://diamond.jp/articles/-/256426 「尖閣」陥落は秒読みとっくに“レッドゾーンに突入している「日本の安全保障」エディターズ・チョイス月日の日中外相共同記者会見における王毅外相の「尖閣諸島」に関する発言と、その場で反論しなかった茂木外相に対する強い批判が巻き起こったのは当然のことだった。 2020-12-08 03:05:00
ビジネス 不景気.com 電通が海外人員6000名相当の12.5%を削減へ、ブランド整理 - 不景気.com https://www.fukeiki.com/2020/12/dentsu-cut-6000-job.html 広告代理店 2020-12-07 18:18:20
ビジネス 東洋経済オンライン 中国「吉利汽車」、次世代HVでダイムラーと提携 新型エンジンの開発、部品調達、量産などで協業 | 「財新」中国Biz&Tech | 東洋経済オンライン https://toyokeizai.net/articles/-/391697?utm_source=rss&utm_medium=http&utm_campaign=link_back biztech 2020-12-08 03:30:00
GCP Cloud Blog Enabling Microsoft-based workloads with file storage options on Google Cloud https://cloud.google.com/blog/products/storage-data-transfer/move-windows-workloads-to-cloud-with-google-cloud-storage/ Enabling Microsoft based workloads with file storage options on Google CloudEnterprises are rapidly moving Microsoft and Windows based workloads to the cloud to reduce license spend and embark on modernization strategies to fully leverage the power of cloud native architecture Today s business climate requires agility elasticity scale and cost optimization all of which are far more difficult to attain by operating out of data centers Google Cloud offers a top level enterprise grade experience for Microsoft based services and tools  Many Windows based workloads require a Server Message Block SMB file service component For example highly available SAP application servers running in Windows Server clusters need SMB file servers to store configuration files and logs centrally The COVID pandemic has resulted in increased demand for virtual desktop solutions to enable workers to adapt to the sudden necessity of working remotely Those virtual desktop users often require access to SMB file servers to store documents and to collaborate with coworkers  Fortunately there are numerous options for SMB file services in Google Cloud that meet the varying needs of Microsoft shops They fall into three categories fully managed semi managed and self managed services In this post we ll examine several options across those three buckets Note this is by no means an exhaustive list of SMB file service providers for Google Cloud Rather this is a brief review of some of the common ones Fully managed SMB file servicesFor many enterprises reducing operational overhead is a key objective of their cloud transformation Fully managed services provide the capabilities and outcomes without requiring IT staff to worry about mundane tasks like software installation and configuration application patching and backup These managed SMB file service options let customers get their Windows applications and users to work expeditiously reducing toil and risk Note that these are managed partner provided services so make sure to check the region you ll be using to ensure availability NetApp Cloud Volumes ServiceIf you work in IT and have ever managed used or thought about storage chances are you re familiar with NetApp NetApp has been providing enterprise grade solutions since With NetApp Cloud Volumes Service CVS you get highly available cloud native managed SMB services that are well integrated with Google Cloud Storage volumes can be sized from to TB to meet the demands of large scale application environments and the service includes tried and true NetApp features like automated snapshots and rapid volume provisioning It can be deployed right from the Google Cloud Marketplace managed in the Google Cloud console supported by Google and paid for in your Google Cloud bill Dell Technologies PowerScaleDell Technologies is another leader in the enterprise storage market and have partnered with them to offer PowerScale on Google Cloud PowerScale leverages an all flash architecture for blazing fast storage operations However it will be backward compatible allowing you to choose between PowerScale all flash nodes and Isilon nodes in all flash hybrid or archive configuration The OneFS file system boasts a maximum of PB per namespace this thing scales And as with NetApp PowerScale in Google Cloud includes enterprise grade features like snapshots replication and hybrid integration with on premises storage It s tightly integrated with Google Cloud it can be found in the Google Cloud Marketplace is integrated with the Google Cloud console and billed and supported directly by Google Both of these managed file storage products support up to SMBv making them outstanding options to support Windows workloads without a lot of management overhead   Semi managed SMB file servicesNot everyone wants fully managed SMB services While managed services take a lot of work off your plate as a general rule they also reduce the ways in which you can customize the solution to meet your particular requirements Therefore some customers prefer to use self managed or semi managed services like the storage services below to tailor the configurations to the exact specifications needed for their Windows workloads NetApp Cloud Volumes ONTAPLike the fully managed NetApp Cloud Volumes Service NetApp Cloud Volumes ONTAP CVO gives you the familiar features and benefits you re likely used to with NetApp in your data center including SnapMirror However as a semi managed service it s well suited for customers who need enhanced control and security of their data on Google Cloud CVO deploys into your Google Cloud virtual private cloud VPC on Google Compute Engine instances all within your own Google Cloud project s so you can enforce policies firewall rules and user access as you see fit to meet internal or external compliance requirements You will need to deploy CVO yourself by following NetApp s step by step instructions In the Marketplace you get your choice of a number of CVO price plans each with varying SMB storage capacity TB to TB and availability NetApp Cloud Volumes ONTAP is available in all Google Cloud regions Panzura Freedom Hybrid Cloud StoragePanzura Freedom is a born in the cloud hybrid file service that allows global enterprises to store collaborate and back up files It presents a single geo distributed file system called Panzura CloudFS that s simultaneously accessible from your Google Cloud VPCs corporate offices on premises data centers and other clouds The authoritative data is stored in Google Cloud Storage buckets and cached in Panzura Freedom Filers deployed locally giving your Windows applications and users high performing access to the file system Google Cloud s global fiber network and points of presence PoPs reduce global latency to ensure fast access from anywhere Panzura can be found in the Google Cloud Marketplace as well   Self managed SMB file servicesIn some cases managed services will not meet all the requirements This is not limited to technical requirements For example in your industry you might be subject to a compliance regulation for which none of the managed services are certified If you consider all of the fully managed and semi managed SMB file service options but none of them are just right for your budget and requirements don t worry You still have the option of rolling your own Windows SMB file service on Google Cloud This approach gives you the most flexibility of all along with the responsibility of deploying configuring securing and managing it all Don t let that scare you though These options are likely very familiar to your Microsoft focused staff Windows SMB file servers on a Google Compute Engine instanceThis option is quite simple you deploy a Compute Engine instance running your preferred version of Windows Server install the File Server role and you re off to the races You ll have all the native features of Windows at your disposal If you ve extended or federated your on premises Active Directory into Google Cloud or are using the Managed Service for Active Directory you ll be able to apply permissions just as you do on prem  Persistent Disks add a great deal of flexibility to Windows file servers You can add or expand Persistent Disks to increase the storage capacity and disk performance of your SMB file servers with no downtime Although a single SMB file server is a single point of failure the native protections and redundancies of Compute Engine make it unlikely that a failure will result in extended downtime If you choose to utilize Regional Persistent Disks your disks will be continuously replicated to a different Google Cloud zone adding an additional measure of protection and rapid recoverability in the event of a VM or zone failure   Windows clusteringIf your requirements dictate that your Windows file services cannot go down a single Windows file server will not do Fortunately there s a solution Windows Failover Clustering With two or more Windows Compute Engine instances and Persistent Disks you can build a highly available SMB file cluster that can survive the failure of Persistent Disks VMs the OS or even a whole Google Cloud zone with little or no downtime There are two different flavors of Windows file clusters File Server Cluster and Scale out File server SOFS   Windows file server clusters have been around for around years The basic architecture is two Windows servers in a Windows Failover Cluster connected to shared storage such as a storage area network SAN These clusters are active passive in nature At any given time only one of the servers in the cluster can access the shared storage and provide file services to SMB clients Clients access the services via a floating IP address front ended by an internal load balancer In the event of a failure of the active node the passive node will establish read write access to the shared storage bind the floating IP address and launch file services In a cloud environment physical shared storage devices cannot be used for cluster storage Instead Storage Spaces Direct SD may be used SD is a clustered storage system that combines the persistent disks of multiple VMs into a single highly available virtual storage pool You can think of it as a distributed virtual SAN Scale Out File Server SOFS is a newer and more capable clustered file service role that also runs in a Windows Failover Cluster Like Windows File Server Clusters SOFS makes use of SD for cluster storage Unlike a Windows File Server Cluster SOFS is an active active file server Rather than presenting a floating IP address to clients SOFS creates separate A records in DNS for each node in the SOFS role Each node has a complete replica of the shared dataset and can serve files to Windows clients making SOFS both vertically and horizontally scalable Additionally SOFS has some newer features that make it more resilient for application servers   As mentioned before both Windows File Server Clusters and SOFS depend on SD for shared storage You can see the process of installing SD on Google Cloud virtual machines hereis described and the chosen SMB file service role may be installed afterwards Check out the process of deploying a file server cluster role here and the process for an SOFS role   Scale Out File Server or File Server Cluster File Server Clusters and SOFS are alike in that they provide highly available SMB file shares on SD SOFS is a newer technology that provides higher throughput and more scalability than File Server Cluster However SOFS is not optimized for the metadata heavy operations common with end user file utilization opening renaming editing copying etc Therefore in general choose File Server Clusters for end user file services and choose SOFS when your application s need SMB file services See this page for a detailed comparison of features between File Server Cluster referred to there as “General Use File Server Cluster and SOFS Which option should I choose We ve described several good options for Microsoft shops to provide their Windows workloads and users access to secure high performing and scalable SMB file services How do you choose which one is best suited for your particular needs Here are some decision criteria you should consider Are you looking to simplify your IT operations and offload operational toil If so look at the fully managed and semi managed options Do you have specialized technical configuration requirements that aren t met by a managed service Then consider rolling your own SMB file service solution as a single Windows instance or one of the Windows cluster options Do you require a multi zone for fully automated high availability If so NetApp Cloud Volumes ONTAP and the single instance Windows file server are off the table They run in a single Google Cloud zone Do you have a requirement for a particular Google Cloud region If so you ll need to verify whether NetApp Cloud Volumes Service and NetApp Cloud Volumes ONTAP are available in the region you require As partner services that require specialized hardware these two services are available in many but not all Google Cloud regions today Do you require hybrid storage capabilities spanning on premises and cloud If so all of the managed options have hybrid options Is your budget tight If so and if you re OK with some manual planning and work to minimize the downtime that s possible with any single point of failure then a single Windows Compute Engine instance file server will do fine  Do you require geo diverse disaster recovery You re in luckーevery option described here offers a path to DR What next   This post serves as a brief overview of several options for Windows file services in Google Cloud Take a closer look at the ones that interest you Once you ve narrowed it down to the top candidates you can go through the Marketplace pages for the managed services to get more info or start the process of launching the service The self managed options above include links to Google Cloud specific instructions to get you started then general Microsoft documentation to deploy your chosen cluster option Related ArticleFilestore Backups eases migration of file based apps to cloudThe new Filestore Backups lets you migrate your copy data services and backup strategy for your file systems in Google Cloud Read Article 2020-12-07 18:30:00

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