https://jp.techcrunch.com/2018/02/16/2018-02-15-mongodb-gets-support-for-multi-document-acid-transactions/
MongoDB on AWS: Guidelines and Best Practices
MongoDB on AWS Guidelines and Best Practices April 2016 Amazon Web Services – MongoDB on AWS April 2016 Page 2 of 31 © 2016, Amazon Web Services, Inc. or its affiliates. All rights reserved. Notices This document is provided for informational purposes only. It represents AWS’s current product offerings and practices as of the date of issue of this document, which are subject to change without noti
percona-xtrabackup:start [Percona DokuWiki]
Open source databases Learn how to set up Percona's open source solutions for your database needs. Pick your favorite technology to access our step-by-step guidance and documentation. Cloud-native databases Leverage the power of modern open source databases on the cloud with Percona solutions for PostgreSQL, MongoDB, and MySQL. Click to start your cloud-native databases journey with our documentat
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AWS News Blog
New – Amazon EC2 M7a General Purpose Instances Powered by 4th Gen AMD EPYC Processors In November 2021, we launched Amazon EC2 M6a instances, powered by 3rd Gen AMD EPYC (Milan) processors, running at frequencies up to 3.6 GHz, which offer you up to 35 percent improvement in price performance compared to M5a instances. Many customers who run workloads that are dependent on x86 instructions, such a
MongoDB Query Performance over Ranges & Indexes that Help | MongoLab - MongoDB Hosting
Greetings adventurers! If you’ve been travelling through MongoDB indexing territory for any amount of time, you may have heard or derived the following maxim: If your queries contain a sort/orderby clause, add the sorted field to the end of the index servicing the query. In many cases when querying for documents containing equivalent values, the above mantra is very helpful (by equivalency, I mean
A MongoDB White Paper April 2014 MongoDB Operations Best Practices MongoDB 2.6 MONGODB OPERATIONS BEST PRACTICES 1 Roles and Responsibilities 1 Data Architect 2 Database Administrator (DBA) 2 System Administrator (sysadmin) 2 Application Developer 2 Netw
A MongoDB White Paper April 2014 MongoDB Operations Best Practices MongoDB 2.6 MONGODB OPERATIONS BEST PRACTICES 1 Roles and Responsibilities 1 Data Architect 2 Database Administrator (DBA) 2 System Administrator (sysadmin) 2 Application Developer 2 Network Administrator 2 I. PREPARING FOR A MONGODB DEPLOYMENT 3 Schema Design 3 Document Size 3 Data Lifecycle Management 4 Indexing 5 Working Sets 7
MongoDB Configパラメータ解説
2. ã¯ã˜ã‚㫠• ã“ã®ã‚¹ãƒ©ã‚¤ãƒ‰ã§ã¯å…¬å¼ãƒžãƒ‹ãƒ¥ã‚¢ãƒ«ã¨ä¸¸ã®å†…MongoDB勉強会ã®è³‡æ–™ã‚’ ã‚‚ã¨ã«ã€MongoDBã®è¨å®šå€¤ã‚’解説ã—ã¾ã™ã€‚ • å…¬å¼ãƒžãƒ‹ãƒ¥ã‚¢ãƒ«ï¼šConfiguration File Options http://docs.mongodb.org/manual/reference/configuration-options/ • 丸ã®å†…MongoDB勉強会#4 MongoDBå…¨è¨å®šå€¤è§£èª¬ 詳細ãªè§£èª¬ã¨ä¸€éƒ¨ãƒ‘ラメータã®æ¤œè¨¼çµæžœãŒã‚ã‚Šã¾ã™ã€‚ã“ã®ã‚¹ãƒ©ã‚¤ãƒ‰ã§ä¸æ˜Žãªç‚¹ãŒã‚ã£ãŸ å ´åˆã€ã¾ãšã¯ã“ã¡ã‚‰ã‚’å‚ç…§ã™ã‚‹ã¨è§£æ±ºã™ã‚‹ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“。 https://github.com/syokenz/marunouchi-mongodb/tree/master/20121106/fetarodc • ※以下ã®ç’°å¢ƒã«ä¾å˜ã—ãŸã‚ªãƒ—ションã¯çœç•¥ã•ã›ã¦ã‚‚らã„ã¾ã—ãŸã€‚ • Replication Options •
MongoDBã®index - 個人的ãªã¾ã¨ã‚
indexã®ä½œæˆ db.collection_name.ensureIndexã§ä½œæˆã§ãる。ã“ã®æ™‚ã«ç¬¬2引数ã®optionsã«backgroundを入れるã“ã¨ã€‚デフォルト㯠background:falseãªã®ã§ã€index作æˆå®Œäº†ã¾ã§ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ãƒãƒƒã‚¯ãŒã‹ã‹ã‚‹ãŸã‚ ã¡ãªã¿ã«ãƒãƒƒã‚¯ã‚°ãƒ©ã‚¦ãƒ³ãƒ‰ã‚’有効ã«ã—ãŸå ´åˆã§ã‚‚ã€ã‚·ã‚§ãƒ«ã‚»ãƒƒã‚·ãƒ§ãƒ³ã®å¿œç”ã¾ã§ã¯ãƒãƒƒã‚¯ã‚°ãƒ©ã‚¦ãƒ³ãƒ‰ã«ãªã‚‰ãªã„. ãªãŠã€æ€§èƒ½ã¯ãƒãƒƒã‚¯ã‚°ãƒ©ã‚¦ãƒ³ãƒ‰ã§ä½œæˆã—ãŸã»ã†ãŒé…ã„。 ãƒãƒƒã‚¯ã‚°ãƒ©ã‚¦ãƒ³ãƒ‰ã§ä½œæˆã™ã‚‹ã¨ãã¯,primary終了後ã«secondaryã¸index作æˆãŒè¡Œã‚れるã®ã§ã€primary -> secondaryã®é †ç•ªã§ä½œæˆã™ã‚‹ã€‚ secondaryã§å¤§ããªindexを作æˆã™ã‚‹ã¨ãã¯ã€ä¸€åº¦secondaryを外ã—ãŸã®ã¡ã«å˜ç‹¬ã§indexを作æˆã™ã‚‹.å†åº¦ãƒ¬ãƒ—リカセットã«å…¥ã‚Œã‚‹ã¨ãã«ä»–ã®ã‚»ã‚«ãƒ³ãƒ€ãƒªã«ã‚ャッãƒã‚¢ãƒƒãƒ—ã§ãるよã†ã«ã—ã¦ã‹ã‚‰ã€step
MongoDBã®ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—周りを実際ã«ã‚„ã£ã¦ã¿ã‚‹ - 個人的ãªã¾ã¨ã‚
2å¹´ã¶ã‚Šã«MongoDBを触るã“ã¨ã«ãªã£ãŸã®ã§ã€ãƒªãƒãƒ“リãŒã¦ã‚‰Replica Setã¨Sharding周りを触ã£ã¦ã¾ã™ã€‚ ã¨ã‚Šã‚ãˆãšä»Šæ—¥ã¯Replica Setã¨ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—周り。 ãªãœãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã¾ã‚ã‚Šã‹ã¨ã„ã†ã¨ã€å‰ã«è§¦ã£ã¦ãŸæ™‚ã¯æœ¬å½“ã«åŸºç¤Žéƒ¨åˆ†ã—ã‹ã‚„ã£ã¦ãªã‹ã£ãŸã®ã§ã€ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—方法ãªã©ã¯ã‚ã¾ã‚Šãƒã‚§ãƒƒã‚¯ã—ã¦ãªã‹ã£ãŸãŸã‚ã§ã™ã€‚ 日付ãŒä¸€ç•ªæ–°ã—ã‹ã£ãŸã®ãŒ CyberAgentã«ãŠã‘ã‚‹MongoDB ã®ã‚¹ãƒ©ã‚¤ãƒ‰ã ã£ãŸã®ã§ã€ã“ã®æ–¹æ³•ã§ã‚„ã£ã¦ã¿ã‚ˆã†ã‹ãªã¨ã€‚(ã¯ã¦ãªãƒ€ã‚¤ã‚¢ãƒªãƒ¼ã£ã¦slide shareã£ã¦åŸ‹ã‚è¾¼ã¿ã§ããªã‹ã£ãŸã®ã) arbiterã¨novoteã«ã—ã¦ã„ã‚‹ç†ç”±ãŒã¯ã£ãã‚Šã—ãªã‹ã£ãŸã®ã§ã™ãŒã€ã‚ã–ã‚ã–Twitterã§å›žç”ã‚’é ‚ãã¾ã—ãŸã€‚ã‚ã‚ŠãŒã¨ã†ã”ã–ã„ã¾ã—ãŸã€‚ @hachi_eiji ã“ã‚Œã¯ç¾çŠ¶ç¶ºéº—ã«ã‚¯ãƒ©ã‚¹ã‚¿ã®ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã‚’å–ã‚‹ã®ã«ã€åŒæ™‚ã«mongodã®ãƒ—ãƒã‚»ã‚¹ã‚’è½ã¨ã™ã®ãŒä¸€ç•ªæ‰‹è»½ãªç‚ºã§ã™ã€‚
シャーディングã®å¾©ç¿’ - 個人的ãªã¾ã¨ã‚
シャーディングã®ç¨®é¡ž Range Base sharding Hash Base Sharding 全部ã®shardã«åˆ†æ•£ã•ã‚Œã‚‹ã®ã§å‡ä¸€çš„ã«ãƒ‡ãƒ¼ã‚¿ãŒå…¥ã‚‹ 範囲検索ã™ã‚‹ã¨ãŠãらãã™ã¹ã¦ã®shardã«ã‚¢ã‚¯ã‚»ã‚¹ã™ã‚‹ã¨ãŠã‚‚ã†ã®ã§å¾®å¦™ データ一本釣りã™ã‚‹ã¨ãã¯æœ‰åŠ¹ã‹ã‚‚ã—ã‚Œãªã„。(例:ユーザ自分自身ã®ãƒ‡ãƒ¼ã‚¿ã‚’引ã£å¼µã£ã¦ãã‚‹ã¨ãã¨ã‹) Tag Aware Sharding 「タグã€ã‚’shard keyã«ã™ã‚‹ã½ã„ 下2ã¤ã¯2.4以é™ã«è¿½åŠ ã•ã‚ŒãŸã‘ã©ã€ä»Šã®ã¨ã“ã‚ã†ã¾ã„使ã„é“ãŒå‡ºã¦ã“ãªã„ã®ãŒæ®‹å¿µãªã¨ã“゠シャーディングをãã‚€ 基本MongoDBã®Sharding機能ã§éŠã¶ - 個人的ãªã¾ã¨ã‚ã§ä½œã£ã¦ã‚‹é€šã‚Šã§ã™ã€‚今回ã¯è¨å®šãƒ•ã‚¡ã‚¤ãƒ«ã‚’yamlファイルã«ã—ãŸãらã„。 コレクションã®åˆæœŸé…ç½®ã®shardingを変ãˆã‚‹ sh.shardCollection ã§ã‚·ãƒ£ãƒ¼ãƒ‡ã‚£ãƒ³ã‚°å¯¾è±¡ã®ã‚³ãƒ¬ã‚¯ã‚·ãƒ§ãƒ³ã‚’è¿½åŠ ã—ãŸå¾Œã«ã€moveCh
ソーシャルゲームã«ãŠã‘ã‚‹AWSï¼MongoDB利用事例
5. Document-oriented • スã‚ーマレス • BSONå½¢å¼ï¼ˆBinary JSON） > db.users.save( { name : "Alex", age : 20 } ); > db.users.save( { name : "Beth" } ); > db.users.ï¬nd(); { _id : ObjectId("..."), name : "Alex", age : 20 } { _id : ObjectId("..."), name : "Beth" } > db.items.save( { id : "item01", name : "hoge", price : 1 } ); > db.items.ï¬nd(); { _id : ObjectId("..."), id : "item01", name : "hoge", price : 1 }
Self-Managed Configuration File Options - MongoDB Manual v8.0
The following page describes the configuration options available in MongoDB 8.0. For configuration file options for other versions of MongoDB, see the appropriate version of the MongoDB Manual. If you're using MongoDB Atlas to manage your MongoDB deployments in the cloud, you don't need to create a configuration file. To learn how to configure settings for your MongoDB Atlas deployment, see Config
CyberAgentã«ãŠã‘ã‚‹MongoDB
2. アジェンダ nï® Amebaã®ã‚µãƒ¼ãƒ“ス nï® ã‚µãƒ¼ãƒ“ã‚¹ç’°å¢ƒã®å¤‰é· nï® ã‚µãƒ¼ãƒ“ã‚¹ã‚’æ”¯ãˆã‚‹MongoDB nï® å›°ã£ãŸã“ã¨ãªã© nï® é‹ç”¨ã«ã¤ã„㦠nï® ã¾ã¨ã‚ 13å¹´12月12日木曜日 3. 自己紹介 nï® æ¡‘é‡Žç« å¼˜ lï¬ ã‚µã‚¤ãƒãƒ¼ã‚¨ãƒ¼ã‚¸ã‚§ãƒ³ãƒˆ lï¬ Ameba ã‚’é‹å–¶ã—ã¦ã„ã¾ã™ã€‚ lï¬ ãƒ”ã‚°ã‚½ãƒ¼ã‚·ãƒ£ãƒ«ã‚²ãƒ¼ãƒ ã®é‹ç”¨ï¼æ§‹ç¯‰ã‚’担当 lï¬ Twitter lï¬ @kuwa_tw lï¬ Blog lï¬ http://d.hatena.ne.jp/akuwano/ 13å¹´12月12日木曜日
DB tech showcase： 噂ã®MongoDBãã®ç”¨é€”ã¯ï¼Ÿ
19. MongoDBã®Index 商å“å ボールペン ã‚¿ã‚° 値段 日用å“, ç†è¨˜ç”¨å…· 198 åŒ…ä¸ æ—¥ç”¨å“, 刃物, ã‚ッãƒãƒ³ 2980 ãƒãƒŠãƒŠ 食料å“, 果物 348 ã»ã†ã‚Œã‚“è‰ é£Ÿæ–™å“, é‡Žèœ 98 牛乳 食料å“, 148 食料å“ã§200以下ã®å•†å“ã‚’å–å¾— 20. MongoDBã®Index 商å“å ã‚¿ã‚° 値段 ボールペン 日用å“, ç†è¨˜ç”¨å…· 198 åŒ…ä¸ æ—¥ç”¨å“, 刃物, ã‚ッãƒãƒ³ 2980 ãƒãƒŠãƒŠ 食料å“, 果物 348 ã»ã†ã‚Œã‚“è‰ é£Ÿæ–™å“, é‡Žèœ 98 牛乳 食料å“, 148 商å“・テーブル CREATE TABLE å•†å“ ( id INT PRIMARY, 商å“å VARCHAR(100) ); タグ・テーブル CREATE TABLE ã‚¿ã‚° ( 商å“id INT, ã‚¿ã‚°å VARCHAR(100), 値段 INT, KEY(ã‚¿ã‚°å,値段) ); 食料å“ã§200以下ã®å•†å“ 商å“
MongoDB and server performance
This document discusses MongoDB and server performance. It covers tools for profiling and monitoring MongoDB performance like db.currentOp() and mongostat. It discusses optimizing queries and schemas for speed. It also covers server resources like storage, network, and CPU. Specifically, it goes into details about storage types like RAM, SSD, HDD and how the page cache and memory mapped files work
MongoDB 2.4 ã®æ€§èƒ½ 徹底評価（レコード長ã«ã‚ˆã‚‹è©•ä¾¡ï¼‰ - ä¸å¹´engineerã®ç‹¬ã‚Šè¨€ - crumbjp
å‰å›žã®MongoDB 2.4 ã®æ€§èƒ½ 徹底評価ã®å響ãŒå¤§ãã‹ã£ãŸã®ã§ç¶šç·¨ã€‚ 今回ã®èª¿æŸ»å¯¾è±¡ ドã‚ュメントサイズ毎ã®æ€§èƒ½ã‚’評価ã™ã‚‹ã€‚ 今回ã®æ¤œè¨¼ç”¨ã«ãƒ™ãƒ³ãƒã‚’書ã„ãŸã€‚ 性能見ç©ã‚Šã«ã‚‚使ãˆã‚‹ã¨æ€ã†ã®ã§ã€ç´¹ä»‹ã—ã¦ãŠãã¾ã™ã€‚ MongoDB-JP/mongo_bench 今回ã®æ¤œè¨¼ã‚‚ã€Sakura VPS 2G ã§è¡Œã£ãŸã€‚ 専用環境ã§ã¯ãªã„ã®ã§ã€ã‚る程度ã¾ã‚ã‚Šã®å½±éŸ¿ã‚’å—ã‘ã¦ã„る。（何度もベンãƒã‚’å–ã£ã¦æ¥µåŠ›æŽ’除ã¯ã—ãŸãŒã€ã€ï¼‰ ã¾ãŸã€è¨˜äº‹ã«è¼‰ã›ãŸä»¥å¤–ã«ã‚‚色々ã¨æ¤œè¨¼ã—ã¦ãŠã‚Šã€ãã®çµæžœã‚‚å°‘ã—æ··ã–ã£ã¦ã„ãŸã‚Šã€‚。 オンメモリデータã®å‡¦ç†ãŒé«˜é€Ÿãªäº‹ã¯è§£ã£ã¦ã„ã‚‹ã®ã§ 今回ã®æ¤œè¨¼ã®è‚ã¯ã€Žãƒ‡ã‚£ã‚¹ã‚¯ã‚¢ã‚¯ã‚»ã‚¹ã€ MongoDBã¯ãƒ¡ãƒ¢ãƒªä»¥ä¸Šã®ãƒ‡ãƒ¼ã‚¿ã‚’扱ã†ç‚ºã®ãƒ—ãƒãƒ€ã‚¯ãƒˆãªã®ã§ãªã‚‹ã¹ã性能ãŒå‡ºãªã„様ãªæ¡ä»¶ï¼ãƒ¯ãƒ¼ã‚¹ãƒˆã‚±ãƒ¼ã‚¹ã‚’ç‹™ã£ãŸã€‚ 2GBメモリã«å¯¾ã—ã¦40GBã®ãƒ‡ãƒ¼ã‚¿ã‚’扱ã„ã€ãƒ‡ãƒ¼ã‚¿å…¨ä½“を万éãªã使ã†ã‚ˆã†ãªã‚¯ã‚¨ãƒªãƒ¼ã‚’発行ã™ã‚‹ã€‚ è©•
MongoDB 2.4 ã®æ€§èƒ½ 徹底評価 - ä¸å¹´engineerã®ç‹¬ã‚Šè¨€ - crumbjp
ã¾ã¨ã‚ 超長ããªã£ãŸã®ã§ã¾ã¨ã‚を上ã«æŒã£ã¦ããŸã€‚ å··ã§è¨€ã‚ã‚Œã¦ã„ã‚‹ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã¯çµæ§‹å˜˜ãŒå¤šã„事ãŒè§£ã£ã¦ããŸã€‚ ãƒ„ãƒ¼ãƒ«ç‰ workingSet Analyzer ã¯ä¿¡ç”¨ãªã‚‰ãªã„。（overSecondsã¯ã¾ã‚良ã„） mongoperfã®å€¤ã¯å®Œå…¨ã«å‚考ã«ãªã‚‰ãªã„。 insert mongoperfã®å€¤ã¯insert性能ã¨é–¢é€£ã—ãªã„。（何を測ã£ã¦ã‚‹ã‚“ã ？） カラムã®ãƒ—リアãƒã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã«ã‚ˆã‚‹UPDATE時ã®ãƒ‡ãƒ¼ã‚¿è‚¥å¤§åŒ–回é¿($setOnInsert)ã¯MUST。 クリティカルãªæ™‚間帯ã«ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ãƒ•ã‚¡ã‚¤ãƒ«(2GB)ã®ç”Ÿæˆã‚’é¿ã‘ã‚‹ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã®åŠ¹æžœã¯æ‡ç–‘的。 レコードプリアãƒã‚±ãƒ¼ã‚·ãƒ§ãƒ³ãƒ»ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã¯é ‘張る価値ãŒç„¡ã„。(ã‚€ã—ã‚逆効果) update 上記ã®é€šã‚Šå¿…ãšin-placeã«ãªã‚‹ã‚ˆã†ã«ã™ã‚‹ã€‚ paddingFactorãŒå‹•ãよã†ã ã¨ãŠè©±ã«ãªã‚‰ãªã„性能劣化 remove ã‹ãªã‚Šé«˜é€Ÿã€‚ 全件削除ã®å ´
MongoDB full text search - Server Density Blog
By David Mytton, CEO & Founder of Server Density. Published on the 8th January, 2013. Full text search was demoed live at the MongoSV conference in December 2012 and as of 25th December 2012, is now available in the nightly builds. With the 2.3.2 unstable development release due in a few days, it’ll soon be available in a packaged release. This is a custom implementation created by the MongoDB dev
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OSCON 2013 talk on AWS and MongoDB
GitHub - arunoda/mongo-metrics: Metrics tracking and aggregation with MongoDB
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