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Tag for content related to software performance.

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Tokens arrived on time — the renderer didn't: measuring a 90x display lag in local-LLM streaming (and how Ollama fixed it)

Tokens arrived on time — the renderer didn't: measuring a 90x display lag in local-LLM streaming (and how Ollama fixed it)

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5 min read
What I’ve Learned About Building Scalable Web Applications

What I’ve Learned About Building Scalable Web Applications

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1 min read
A reader asked what a 250 MiB file costs a browser tab. The JS heap said 2.4 MiB and was off by 500.

A reader asked what a 250 MiB file costs a browser tab. The JS heap said 2.4 MiB and was off by 500.

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8 min read
Optimizing Queries in Spring Data JPA

Optimizing Queries in Spring Data JPA

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2 min read
What I Learned Building a Mini TensorRT

What I Learned Building a Mini TensorRT

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3 min read
Postgres 19's REPACK rewrites a bloated table without locking out your writers

Postgres 19's REPACK rewrites a bloated table without locking out your writers

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10 min read
Two Iceberg Clients, One Protocol: Where the Time Goes

Two Iceberg Clients, One Protocol: Where the Time Goes

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9 min read
Apache AGE under load: how PostgreSQL graphs behave under stress

Apache AGE under load: how PostgreSQL graphs behave under stress

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16 min read
Understanding React’s useTransition: Mechanisms and Performance Implications

Understanding React’s useTransition: Mechanisms and Performance Implications

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5 min read
Matching Blood Donors by GPS: The Geospatial Query Design Behind GeoBlood

Matching Blood Donors by GPS: The Geospatial Query Design Behind GeoBlood

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17 min read
How I Beat NumPy Matrix Multiplication by 2.8x with a 100KB C Microkernel

How I Beat NumPy Matrix Multiplication by 2.8x with a 100KB C Microkernel

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4 min read
MongoDB Community Edition's new search index stayed pending above 89% disk use

MongoDB Community Edition's new search index stayed pending above 89% disk use

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7 min read
WHMCS has no retention story for its log tables, and it will full-scan them

WHMCS has no retention story for its log tables, and it will full-scan them

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7 min read
Cardinality Budgets in Prometheus: Label Design, Series Explosion, and the Scrape Latency Death Spiral

Cardinality Budgets in Prometheus: Label Design, Series Explosion, and the Scrape Latency Death Spiral

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6 min read
Are exceptions really slow in C#? I threw a million to find out

Are exceptions really slow in C#? I threw a million to find out

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4 min read
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