emergency-ulimit-mitigation

Emergency steps to mitigate ulimit-related crashes by increasing file descriptor limits and restarting services.

Safety Notice

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Install skill "emergency-ulimit-mitigation" with this command: npx skills add delorenj/skills/delorenj-skills-emergency-ulimit-mitigation

qqu='qq "cat ~/d/AI/Prompts/Commands/fix-ulimit-exceeded.md"'# Emergency ulimit Mitigation

Tags: AI/Prompt, ulimit, filedescriptors, crashing, toomanyfilesopen, Stability, Maintenance
Modified: 2025-10-27T08:55:02-04:00

Immediate Emergency Fix

# Instant relief - run immediately when services are crashing
ulimit -n 65536
echo 2097152 | sudo tee /proc/sys/fs/file-max

Emergency Service Recovery

# Restart crashed services
sudo systemctl restart docker traefik
sudo docker system prune -f

Check Current Status

# See what's using FDs
lsof | wc -l
cat /proc/sys/fs/file-nr | awk '{printf "FDs: %d/%d (%.1f%%)\n", $1, $3, ($1/$3)*100}'

Deploy Full Solution

sudo ./scripts/set-ulimits.sh
sudo systemctl enable --now fd-monitor.timer

Emergency Cleanup

./scripts/fd-cleanup.sh

Source Transparency

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