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h1 tags | Juho Garo Mäkinen's blog Running Kubernetes at home for fun and profit. Test Driven Development on an SQL Database Schema Having Fun With IoT Problems with Terraform due to the restrictive HCL. Cassandra cluster migration story Problems With Node.JS Event Loop Using HAProxy to do health checks to gRPC services When Just IOPS Aren’t Enough – Optimal EBS Bandwidth Calculation Q&A on MongoDB backups on Amazon EC2 Windows script to convert video into jpeg sequence DNA Welho cable modem IPv6 with Ubiquiti EdgeMax Presentation slides on our CI pipeline with Docker Continuous Integration pipeline with Docker Comparing Kubernetes with Orbit Control Tips and caveats for running MongoDB in production Great Chinese Firewall DDOSing websites Raspberry Pi as a 3G to WiFi access point and home automation Quick way to analyze MongoDB frequent queries with tcpdump How to establish and run a techops team Avointa maastotietodataa – löytyisikö sitä uutta kiipeiltävää? Posts navigation |
h2 tags | Useful learnings from software engineering. The building blocks: hardware. The building blocks: storage. The building blocks: networking. The building blocks: Single Sign On. The building blocks: basic software. The building blocks: Continuous deployment with Gitlab. What next? Applying TDD to SQL Example All the things where Raspberry Pi is useful! All the things where a Raspberry Pi is too big Using Raspberry Pi to log temperatures Using MQTT public-subscribe messaging for connecting everything together. Building a WiFi connected LCD display When do I need to add more wood to the stove? Conclusions Template evaluation. Module variables Variables are not really variables Control structures and iteration Workarounds? Migration plan Compaction phase Incremental repairs Conclusions What The Event Loop Is? Handling Concurrent Requests Now The Problems Start To Accumulate Problems With Different End Users Problems Measuring Internal Latencies Measuring Event Loop Latency Use Statsd / Graphite To Collect Measurements Conclusion High level anatomy of a CI server Services for development environment and when running unit tests Build sequence Service naming in testing, staging and production Conclusion Slave with replication lag can get slaveOk=true queries Reconfiguring cluster often causes it to drop primary database for 10-15 seconds. Keep your oplog big enough, but cluster size small enough. A word on backups Watch out for orphan Map-Reduce operations Get top collections which are getting queries: Knowing how your production runs Monitoring your production Design and implement meaningful alerts to your environment Do not accept single point of failures Automate as much as you can Conclusions Siirry yleiskarttaan tästä. Categories Sponsored Content |
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