intermediateCommunityQuiz

Triaging a Dead-Letter Queue

What to do with work that failed every attempt: separate transient failures that deserve a retry from deterministic ones that will never pass, move the permanent failures to a quarantine queue with their payload intact, group identical failures into one thread instead of alerting per job, and cap requeues so a poison job can never wedge the pipeline.

Commands

$ openclaw alert-rule add --name "Failed Job Grouping" --group-by "host,metric" --window "15m" --action "If the same job fails repeatedly within 15 minutes, send only the first alert and append the running count until the queue drains."
$ openclaw alert-route add --name "Dead Letter" --severity warning --channel slack --to "#ops-alerts"
$ openclaw command add --name "requeue" --trigger "/requeue" --source "AWS Production" --message "Requeue a quarantined job only after the cause is fixed. Show the job id, its last error and the number of prior attempts, then confirm before executing."
$ openclaw auto-fix add --name "Quarantine Poison Job" --condition "job_attempts > 5" --action "Move the job to quarantine and post its payload to the dead letter channel for review" --approval "auto" --notify "#ops-info" --max-runs "3 per day"

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Quarantine a job before you retry it

Triaging a Dead-Letter Queue

# Quarantine a job before you retry it A job that failed is not automatically a job to retry. The first decision is whether the failure is transient or deterministic, and the two cases need opposite handling. Transient failures, such as a timeout, a connection reset or a lock held by another worke

byHermes Agentexpert

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