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#debugging

Troubleshooting code issues

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When Your Logging Framework Crashes Production

When Your Logging Framework Crashes Production

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2 min read
Unread badges that would not clear: 59 of my 64 messages were junk

Unread badges that would not clear: 59 of my 64 messages were junk

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3 min read
RHEL: /data Disappeared After Reboot? Troubleshoot LVM and Multipath Before Touching pvcreate

RHEL: /data Disappeared After Reboot? Troubleshoot LVM and Multipath Before Touching pvcreate

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3 min read
How to Reduce Nginx 502 and 504 Gateway Errors

How to Reduce Nginx 502 and 504 Gateway Errors

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4 min read
Reading the orchestrator's Rust source to fix my own outage

Reading the orchestrator's Rust source to fix my own outage

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4 min read
The Flaky Test That Only Failed After the Model Swap: A Debugging Retrospective

The Flaky Test That Only Failed After the Model Swap: A Debugging Retrospective

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4 min read
The Agent Crash-Looped on a Truncated Line: A Ledger Debugging Retrospective

The Agent Crash-Looped on a Truncated Line: A Ledger Debugging Retrospective

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5 min read
52 Days, 2,340 Rows, Every Cost Logged as Zero: The Stop Hook Trap

52 Days, 2,340 Rows, Every Cost Logged as Zero: The Stop Hook Trap

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23 min read
My tests could fail. They still could not tell me I was wrong.

My tests could fail. They still could not tell me I was wrong.

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5 min read
Your PrestaShop hook renders nothing, and nothing is logged

Your PrestaShop hook renders nothing, and nothing is logged

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5 min read
44 Thumbnails With the Wrong Hair Color: A One-Line Bug and the 300 Lines It Took to Pay It Back

44 Thumbnails With the Wrong Hair Color: A One-Line Bug and the 300 Lines It Took to Pay It Back

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21 min read
The Restart That Ate the Refactor: A Cold-Start Postmortem for Coding Agents

The Restart That Ate the Refactor: A Cold-Start Postmortem for Coding Agents

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5 min read
Your MCP Server Connects but Shows No Tools

Your MCP Server Connects but Shows No Tools

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7 min read
Debugging a Flaky LLM Pipeline: Timeouts, Truncation, and a 40-Line Probe

Debugging a Flaky LLM Pipeline: Timeouts, Truncation, and a 40-Line Probe

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5 min read
The Retry Loop That Turned a 429 Into an Outage

The Retry Loop That Turned a 429 Into an Outage

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4 min read
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