Top all-time · #22126
Fast thread
Company blog · blog.fastthread.ioprogrammingsystems
Fast thread is the company blog at blog.fastthread.io, writing about programming and systems. Since 2019, 3 different Hacker News readers have linked it 14 times. It is still writing: the last post was on 2026-09-21, and you can follow it by feed.
Too few sampled comments (1) to say how often HN recommends it.?
Why HN links it
Linked in an HN thread on new UUID formats as a description of Java UUID generation blocking when the random entropy pool runs low. The posts cover Java thread and performance problems.
Summarised by Claude from a sample of 1 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.
Universal Java Thread Dump Analyzer
What Hacker News says?
My main concern with random-based UUIDs always has been running out of entropy and cause the application to remain in a blocking state (e.g. as described here: https://blog.fastthread.io/2022/03/09/java-uuid-generation-p... ). Not due to any negative experiences that I made myself, but due to a particular colleague of mine who sees it as a dealbreaker. Is this an actual issue? Most people don't seem to care when tal…
Comment linking /2022/03/09/java-uuid-generation-performance-impact/
on “New UUID Formats”Submitted Threads Stuck in Java.net.SocketInputStream.socketRead0 as a story · 4 points
HN discussionSubmitted How to Use Flame Graph? as a story · 3 points
HN discussionSubmitted Log4j Bug – Slows down your app as a story · 2 points
HN discussionSubmitted Troubleshooting CPU Spike in a Major Trading Application as a story · 2 points
HN discussionSubmitted How to Troubleshoot CPU Problems? as a story · 2 points
HN discussionSubmitted How to identify critical code path as a story · 2 points
HN discussionSubmitted Flame Graph from Java thread dump as a story · 1 points
HN discussionSubmitted Look for exceptions, errors in thread dumps as a story · 1 points
HN discussionSubmitted Thread Dump Analysis API as a story · 1 points
HN discussionSubmitted How to take Thread Dumps? 8 Options as a story · 1 points
HN discussionSubmitted Log4j Bug – Slows down your app as a story · 1 points
HN discussionSubmitted Java Thread Dump Analyzer as a story · 1 points
HN discussionSubmitted How to Analyze Thread Dumps? as a story · 1 points
HN discussion