[{"data":1,"prerenderedAt":273},["ShallowReactive",2],{"breadcrumb-blog-post":3,"editions-index-de":175},{"id":4,"title":5,"author":6,"body":7,"category":160,"date":161,"description":162,"extension":163,"featured":164,"geo":6,"image":165,"manual_override":164,"meta":166,"navigation":167,"path":168,"readTime":169,"schema":6,"section_hashes":6,"seo":170,"sitemap":171,"source_hash":6,"source_locale":6,"stem":172,"tier":173,"tier_1_approved":164,"tier_1_approved_at":6,"tier_1_approved_by":6,"tier_1_deadline":6,"tier_1_reviewer":6,"translated_at":6,"translated_from_hash":6,"translation_model":6,"translation_provider":6,"translation_status":6,"__hash__":174},"blog/blog/2022-02-08-data-pressure.md","Dealing with data-pressure in message-based systems",null,{"type":8,"value":9,"toc":152},"minimark",[10,15,19,22,34,37,41,44,47,50,60,63,66,88,95,106,112,116,119,125,129],[11,12,14],"h2",{"id":13},"what-is-data-pressure","What is data-pressure?",[16,17,18],"p",{},"You hear a lot about data-pressure when it comes to non-stop systems. What is it and why is it so important?",[16,20,21],{},"Pressure in the physical sense describes an imbalance between gas or fluid between two confined compartments. It goes both ways until an equilibrium is reached. If you want to manage it, you usually put a valve between the two.",[16,23,24,25,29,30,33],{},"In data processing systems ",[26,27,28],"strong",{},"data-pressure",", or ",[26,31,32],{},"upstream-pressure"," describes the amount of data which is ready for processing. For file based (batch) solutions this simply describes the amount of files which are waiting to be processed (asynchronous). Processing speed is purely based on the processing power of the downstream actors and is demand based. Data-pressure in batch usually is no threat to system overload because it is implicit. The batch processing system will always only process as much as it can.",[16,35,36],{},"It's a very different story in modern, message-driven, real-time processing environments, however, where data-pressure is explicit because data needs to be processed as it arrives.",[11,38,40],{"id":39},"importance-of-back-pressure-in-non-stop-real-time-systems","Importance of back-pressure in non-stop real-time systems",[16,42,43],{},"Message-driven use-cases usually require that data should be handled in real-time, at all times. Therefore, systems have to be able to scale elastically in order to handle peak loads, or free up unneeded resources during low data-pressure windows.",[16,45,46],{},"There are countless examples of architectures which clog-up when dealing with large data loads. This often results in a vicious-cycle which typically leads to cardiac-arrest of such an architecture. The main conundrum is a missing negative demand-signal (or high data back-pressure-signal) to upstream actors upon which they can react. If there were such a signal, appropriate actions could be taken.",[16,48,49],{},"Such actions could be:",[51,52,53,57],"ul",{},[54,55,56],"li",{},"slowing processing down overall up the data stream, or",[54,58,59],{},"spawning more processing power to handle the added pressure",[16,61,62],{},"Once upstream data-pressure decreases, the counter-measures can be reversed. More data can again be delivered, or previously activated processing power can be decommissioned.",[16,64,65],{},"So to summarize, we have:",[67,68,69,79],"ol",{},[54,70,71,72,75,76,78],{},"a ",[26,73,74],{},"data-signal"," or ",[26,77,32],{}," which signals that data is available for processing, and we have",[54,80,71,81,75,84,87],{},[26,82,83],{},"demand-signal",[26,85,86],{},"back-pressure"," which signals how loaded the downstream actors are, and whether pressure from upstream actors can be relieved on to downstream actors.",[16,89,90],{},[91,92],"img",{"alt":93,"src":94},"Data-pressure Reactivity","/images/blog/2022-02-08/e436ddd5.png",[16,96,97,98,105],{},"Using these signals, the system is able to negotiate an equilibrium between all participants which ensures that processing never stops, but rather slows down (or additional capacity is automatically made available). This problem is well recognized and defined in the ",[99,100,104],"a",{"href":101,"rel":102},"https://www.reactivemanifesto.org/",[103],"nofollow","Reactive Manifesto"," which requires systems to be message-driven, elastic and resilient, and therefore responsive to load. Systems which cater to these requirements are called \"Reactive\".",[16,107,108],{},[91,109],{"alt":110,"src":111},"Reactive Manifesto: Means - Form - Value","/images/blog/2022-02-08/f8cdb1ba.png",[11,113,115],{"id":114},"how-laylineio-handles-it","How layline.io handles it",[16,117,118],{},"It sounds like the solution to the back-pressure challenge is simple. But it's actually hard to solve since all participants in this dance need to be data-pressure aware, both ways. Reactive stream management has solved this problem which is why layline.io takes full advantage it under the hood. It's not for the faint-of-heart, however, and comes with a steep learning and experience curve attached. layline.io shields its users from this complexity in an easy-to-use platform, which provides all production necessary features like UI-driven low-code configurability, one-click deployment, monitoring and much more.",[16,120,121],{},[91,122],{"alt":123,"src":124},"layline.io Project Configuration","/images/blog/2022-02-08/project_workflow_04.webp",[11,126,128],{"id":127},"resources","Resources",[51,130,131,136,145],{},[54,132,133],{},[99,134,104],{"href":101,"rel":135},[103],[54,137,138,139,144],{},"Read more about layline.io ",[99,140,143],{"href":141,"rel":142},"https://layline.io/",[103],"here",".",[54,146,147,148,144],{},"Contact us at ",[99,149,151],{"href":150},"mailto:hello@layline.io","hello@layline.io",{"title":153,"searchDepth":154,"depth":154,"links":155},"",2,[156,157,158,159],{"id":13,"depth":154,"text":14},{"id":39,"depth":154,"text":40},{"id":114,"depth":154,"text":115},{"id":127,"depth":154,"text":128},"Article","2022-02-08","How to deal with data pressure in non-stop message-driven solutions and ensure non-stop uptime under load.","md",false,"/images/blog/2022-02-08/lucas-van-oort-_FjIWDrtfmU-unsplash.webp",{},true,"/blog/2022-02-08-data-pressure","4 min",{"title":5,"description":162},{"loc":168},"blog/2022-02-08-data-pressure","2","x0f2ib8nEa9ZPX713ZxgzY6LLnFGIWWB6pktWteME5k",{"doc":176,"isFallback":164,"effectiveLocale":272},{"source_locale":177,"source_hash":178,"translation_status":179,"translated_at":180,"manual_override":167,"title":181,"description":182,"ogTitle":183,"ogDescription":184,"hero":185,"highlights":202,"options":222,"quickLinks":247,"cta":267,"body":153},"en","2f937dfd15eb6b224e43d77d66933c6fd493a6e23f76dbedb54a4d014a6a1d63","up_to_date","2026-06-18T14:45:00.000Z","Editionen | layline.io - Wählen Sie Ihren Plan","Vergleichen Sie die layline.io Editionen und finden Sie das passende Paket für Ihr Team. Von der kostenlosen Community Edition bis zum vollständigen Support für Enterprise.","Editionen | layline.io","Vergleichen Sie Community Edition und Enterprise Edition und finden Sie den passenden layline.io Plan für Ihre Datenintegrationsanforderungen.",{"badge":186,"titlePrefix":189,"titleHighlight":190,"description":191,"backgroundImageSrc":192,"backgroundImageAlt":193,"primaryCta":194,"secondaryCta":198},{"label":187,"icon":188},"Flexible Preise","i-ph-stack","Wählen Sie die richtige","Edition","Von einzelnen Entwicklerinnen und Entwicklern bis zu Teams auf Enterprise-Niveau wächst layline.io mit Ihren Anforderungen. Starten Sie kostenlos und erweitern Sie bei Bedarf.","/images/unsplash/photo-1553877522-43269d4ea984.jpg","Moderner Arbeitsplatz",{"label":195,"to":196,"icon":197},"Alle Funktionen vergleichen","/editions/comparison","i-ph-table",{"label":199,"to":200,"icon":201},"Kostenlos starten","/get-started","i-ph-download",{"items":203},[204,213],{"edition":205,"tagline":206,"color":207,"features":208},"Community","Für immer kostenlos","emerald",[209,210,211,212],"Unbegrenzte Datenquellen","Visueller Workflow-Editor","Lokale Bereitstellung","Community-Support",{"edition":214,"tagline":215,"color":216,"features":217},"Enterprise","Volle Leistung","blue",[218,219,220,221],"Alles aus Community","SSO und RBAC","Dedizierter Support","Individuelle SLAs",{"titlePrefix":223,"titleHighlight":224,"description":225,"cards":226},"Finden Sie Ihre","passende Edition","Ganz gleich, ob Sie Optionen bewerten, kaufen möchten oder sofort loslegen wollen.",[227,234,242],{"title":228,"description":229,"linkLabel":230,"to":196,"icon":197,"accent":231,"imageSrc":232,"imageAlt":233},"Editionen vergleichen","Funktionsvergleich aller Editionen nebeneinander. Sehen Sie genau, was in jedem Plan enthalten ist.","Vergleich ansehen","cyan","/images/unsplash/photo-1484480974693-6ca0a78fb36b.jpg","Checkliste zum Vergleich",{"title":235,"description":236,"linkLabel":235,"to":237,"icon":238,"accent":239,"imageSrc":240,"imageAlt":241},"Angebot anfordern","Individuelle Preise für Enterprise, zugeschnitten auf die Anforderungen Ihres Unternehmens. Mengenrabatte verfügbar.","/editions/quote","i-ph-file-text","purple","/images/unsplash/photo-1554224155-8d04cb21cd6c.jpg","Geschäftliches Meeting",{"title":199,"description":243,"linkLabel":244,"to":200,"icon":201,"accent":207,"imageSrc":245,"imageAlt":246},"Laden Sie die Community Edition herunter und erstellen Sie in wenigen Minuten leistungsstarke Daten-Workflows. Kostenlos zum Download.","Jetzt herunterladen","/images/unsplash/photo-1498050108023-c5249f4df085.jpg","Arbeitsplatz für Entwickler",{"title":248,"description":249,"items":250},"Benötigen Sie mehr Informationen?","Wir helfen Ihnen gern dabei, die richtige Wahl zu treffen.",[251,255,259,263],{"label":252,"to":253,"icon":254,"accent":216,"external":164},"Demo buchen","/resources/booking","i-ph-calendar",{"label":256,"to":257,"icon":258,"accent":239,"external":164},"Vertrieb kontaktieren","/resources/contact","i-ph-chat-circle",{"label":260,"to":261,"icon":262,"accent":207,"external":167},"Dokumentation","https://doc.layline.io","i-ph-book-open",{"label":264,"to":265,"icon":266,"accent":231,"external":164},"Blog","/resources/blog","i-ph-article",{"title":268,"description":269,"primaryCta":270,"secondaryCta":271},"Noch nicht sicher?","Sprechen Sie mit unserem Team. Wir helfen Ihnen, die perfekte Edition für Ihren Anwendungsfall und Ihr Budget zu finden.",{"label":252,"to":253,"icon":254},{"label":256,"to":257,"icon":258},"de",1787758468496]