Andrey Pechkurov – Medium

Andrey Pechkurov

My new blog

I’ve recently started a new blog: puzpuzpuz.dev. It’s focused on concurrency, databases, and distributed systems. See you there. My Medium…

Jan 4, 2022

Jan 4, 2022

[V8 Deep Dives] Random Thoughts on Math.random()

This blog post aims to go through V8’s internal implementation of Math.random() briefly, including security aspects of it.

Apr 2, 2021

[V8 Deep Dives] Random Thoughts on Math.random()

Apr 2, 2021

Published in
ITNEXT

[V8 Deep Dives] Understanding Array Internals

This blog post aims to briefly go through various aspects of V8’s JS arrays internals, such as memory layout, size restrictions.

Mar 15, 2021

[V8 Deep Dives] Understanding Array Internals

Mar 15, 2021

Our Journey to a High-Performance Node.js Library

Hazelcast Node.js library went through a number of performance analysis and optimization runs and we would like to share this journey.

Nov 19, 2020

Our Journey to a High-Performance Node.js Library

Nov 19, 2020

Published in
ITNEXT

Storing Time Series in RocksDB: A Cookbook

In this blog post we will discuss how to build a (relatively) efficient TS storage on top of RocksDB.

Sep 22, 2020

Storing Time Series in RocksDB: A Cookbook

Sep 22, 2020

Published in
ITNEXT

[V8 Deep Dives] Understanding Map Internals

ES6 introduced many built-in collections. We will try to understand Map implementation in V8 and make practical conclusions.

Aug 27, 2020

[V8 Deep Dives] Understanding Map Internals

Aug 27, 2020

Published in
ITNEXT

One Node.js CLS API to rule them all

Node.js v13 introduced AsyncLocalStorage API located in the async_hooks module. This post explains why it is so important.

Mar 14, 2020

One Node.js CLS API to rule them all

Mar 14, 2020

Published in
ITNEXT

An Intro to Node.js That You May Have Missed

This post does an intro to Node.js in a compact, yet comprehensive (hopefully) manner.

Dec 18, 2018

An Intro to Node.js That You May Have Missed

Dec 18, 2018

Published in
ITNEXT

A Pragmatic Overview of Async Hooks API in Node.js

In this post I’m going to share my findings and describe some real-world use cases for Async Hooks API.

Dec 12, 2018

A Pragmatic Overview of Async Hooks API in Node.js

Dec 12, 2018

Published in
ITNEXT

Request Id Tracing in Node.js Applications

In applications built with Node.js, tracing the same HTTP request through logs is a problem. In this post, we’re going to solve the…

Dec 6, 2018

Request Id Tracing in Node.js Applications

Dec 6, 2018

Andrey Pechkurov

Andrey Pechkurov

Core database engineer at QuestDB. Distributed systems gazer. Node.js contributor. Occasional tech blogger and speaker.

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