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HikariCP: the p95 that lies to you and how to read the real pool signals
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HikariCP: the p95 that lies to you and how to read the real pool signals

DEV Community·Juan Torchia·4 months ago
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#gear#experiments#pool#500ms#error#successful

A low p95 with a 97% error rate isn't a fast pool — it's a pool that fails fast. I built a reproducible experiment with Spring Boot 3, PostgreSQL, and k6 to understand which signals actually matter — and which ones deceive you.

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China tests deep-sea electro-hydrostatic actuator that can cut undersea cables at a depth of 3,500 meters — state hails successful trial and hints at deployment readiness
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China tests deep-sea electro-hydrostatic actuator that can cut undersea cables at a depth of 3,500 meters — state hails successful trial and hints at deployment readiness

Tom's Hardware·Stephen Warwick·5 months ago
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From Latest from Tom's Hardware: China tests deep-sea electro-hydrostatic actuator that can cut undersea cables at a depth of 3,500 meters — state hails successful trial and hints at deployment readiness

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