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One Year of Load Balancing

Algolia

From the beginning at Algolia, we decided not to place any load balancing infrastructure between our users and our search API servers. Instead of putting hardware or software between our search servers and our users, we chose to rely on the round-robin feature of DNS to spread the load across the servers.

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The Challenging Migration from Heroku to Google Kubernetes Engine

Algolia

One of our customers wanted us to crawl from a fixed IP address so that they could whitelist that IP for high-rate crawling without being throttled by their load balancer. For example: We now have a better understanding of each of our components’ hardware requirements and their behaviors in isolation.

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High Availability: What It Is and How You Can Achieve It

Kaseya

Everything from load balancer, firewall and router, to reverse proxy and monitory systems, is completely redundant at both network as well as application level, guaranteeing the highest level of service availability. Implement network load balancing. Set data synchronization to meet your RPO.

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How Cisco accelerated the use of generative AI with Amazon SageMaker Inference

AWS Machine Learning - AI

The architecture is built on a robust and secure AWS foundation: The architecture uses AWS services like Application Load Balancer , AWS WAF , and EKS clusters for seamless ingress, threat mitigation, and containerized workload management. The following diagram illustrates the WxAI architecture on AWS.

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Routine Software

The Programmer's Paradox

Scaling Once the required scale exceeds the hardware capabilities, the system needs to be decomposed into pieces that can execute independently instead of all together. This sizing problem continually shifts because hardware is evolving quickly, but there is always some threshold where it becomes the primary technical problem.

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When Does a Problem Become an Incident?

xmatters

The outage caused 404 errors for downstream customers using Google Cloud Load Balancing (GCLB). The first step in the response workflow is to contact responders in a timely fashion. Given its international impact on presumed millions of people, it’s clear that the outage was an incident.

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UK COVID-19 dashboard built using Postgres and Citus for millions of users

The Citus Data

Synchronous services wait for the system to respond before issuing the next request, which means they are not always able to fully utilize the hardware when there are additional requests. Conversely, asynchronous services issue requests without waiting and are thus able to take advantage of parallelism in the database.

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