Author: tin

Learning from Operational mistakes

In the world of Ops, it’s always good to learn from mistakes. It’s not good enough that we solved a problem (*fix*), but we must also do a post-mortem to understand what went wrong (*root cause*), what can we do to prevent it in the future (*long term solution*). I am of the opinion that…

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Differences between API Gateway and Service Mesh

Enjoyed reading this post https://gluesolution.xyz/devops/2018/05/22/What-Is-Difference-Between-An-API-Gateway-And-A-Service-Mesh.html Intuitively, I knew they are different, but could not explain it as clearly as the above post.  

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Monitoring sendgrid with Elasticsearch

If you are using sendgrid as a service for your outbound email, you would want to monitor and be able to answer questions such as: how much email are you sending status of sent email – success, bounced, delayed, etc. trends etc. We get questions all the time from $WORK customer support folks on whether…

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USB Ethernet Adapters for TiVo

USB Ethernet Adapters for TiVo plaza-prize Here is a collected list of USB adapters I got from http://www.tivoco mmunity.com/tivo-vb/showthread.php?s=&threadid=54620&pagenumber=3 I bought a cheap one (Farallon USB1.1 to ethernet) for $13 from Computer Geek, and it worked great. Just plug-n-play 🙂 09/11/2005Got word from Antonio Carlos that a Linksys USB200M works great. 06/17/2004 I’ve received feedback…

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Blockchain RSS

I created an RSS for cryptocurrency prices. It list the 10 that I am interested in, but I can certainly add more. Let me know if you want to add one to the list. https://blog.tinle.org/blockchain/

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Site instabilities due to Meltdown and Spectre (indirectly)

You may have notice that this blog is mostly unavailable or showing 5xx lately. It’s because I am on AWS and the recent Intel vulns has all the cloud vendors patching and rebooting their hypervisors. It’s causing various issues with my infrastructure. I don’t blame the vendors, they are doing what they are supposed to…

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Optimizing webservers

This is an awesome article from Alexy Ivanov on tuning your web servers. https://blogs.dropbox.com/tech/2017/09/optimizing-web-servers-for-high-throughput-and-low-latency/

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