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Antho's blog

IT basics for IT experts (and stuff)

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Category: Dev

Palo-Alto / Python : how changing matching logic divided DAG processing time by 300

On 20 June 2023 By Anthony In Dev, Network

If you ever worked with Palo Alto DAG (Dynamic Address Groups), you have an idea of how powerful it can be. If you ever worked with Palo Alto DAG, you also have an idea of …

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Sending of large file through sockets boosted with Zero-Copy !

On 14 April 2023 By Anthony In Dev, Network

Here we are for a new interesting (I hope !) technical topic. To be honest, I’ll talk here about something I discovered very recently, by looking at a very interesting presentation from Netflix, talking about …

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Have fun with AWS GWLB : I wrote a Geneve router in Python :-)

On 18 February 2023 By Anthony In Dev, Network

AWS introduced GWLB (Gateway Load Balancers) a few years ago (Introducing AWS Gateway Load Balancer). This type of load balancers permits to drastically simplify the way you inspect your traffic among several VPCs, avoids having …

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Python refcount and garbage collection : under the hood

On 25 November 2022 By Anthony In Dev

In this (first) article, I will try to explain how Python track objects and reclaims memory space through its famous garbage collector. We’ll also learn (or review) some interesting stuff about Python variables and what …

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Latest posts

  • AWS re:Invent 2024 : wrap up !
  • Under the hood : Netflix Open Connect
  • Leveraging BGP to mitigate network attacks: A comprehensive guide
  • Palo-Alto / Python : how changing matching logic divided DAG processing time by 300
  • Sending of large file through sockets boosted with Zero-Copy !

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