Seiri journal

Seiri Blog

Insights, tips, and updates about webhook monitoring, DevOps best practices, and system reliability.

How to Monitor Laravel Scheduler with Heartbeats

Monitor Laravel's task scheduler with Seiri heartbeats — detect when scheduled commands stop running after deploys or server changes.

7 min read Laravel scheduler monitoringcron monitoringheartbeat monitoringPHP

How to Monitor Sidekiq: Heartbeats for Background Jobs

Monitor Sidekiq jobs and scheduled workers with heartbeat check-ins — catch silent failures when queues stall or cron-like Sidekiq jobs stop running.

8 min read Sidekiq monitoringbackground job monitoringheartbeat monitoringRuby

Seiri vs Cronitor: Cron Monitoring Compared

Compare Seiri and Cronitor for cron job and heartbeat monitoring — features, pricing posture, Kubernetes, email check-ins, status pages, and when each tool is the better fit.

9 min read Cronitor alternativeSeiri vs Cronitorcron monitoringjob monitoring

Seiri vs Healthchecks: Heartbeat Monitoring Compared

A factual comparison of Seiri and Healthchecks.io for cron and heartbeat monitoring — self-host vs SaaS, Kubernetes, email heartbeats, pricing, migration, and when to choose each.

11 min read Healthchecks alternativeSeiri vs Healthchecksheartbeat monitoringcron monitoring

Cron Job Not Running: Diagnose and Alert When Cron Stops

Troubleshoot cron not executing, cron didn't run, and missed schedules — plus how to get alerted automatically next time with heartbeat monitoring.

4 min read cron job not runningcron not executingcron didn't runcron monitoring

Cron Job Failed Silently: How to Detect Missed Runs

Why cron jobs fail silently, how to detect missed executions, and how heartbeat monitoring alerts you before silent failures become outages.

5 min read cron job failed silentlymissed cron detectioncron monitoringheartbeat monitoring

Email Heartbeat Monitoring: Cron Check-ins Without HTTP

Monitor cron jobs and air-gapped systems with email heartbeats — unique @ping.seiri.app addresses when outbound HTTP is blocked.

8 min read email heartbeat monitoringemail dead man's switchair gapped monitoringcron monitoring

Scheduled Job Reliability: Preventing Silent Failures

How to monitor scheduled jobs, batch pipelines, and recurring tasks with heartbeats — detect missed runs, hung ETL, and silent failures before they become incidents.

14 min read scheduled job monitoringbatch job monitoringETL monitoringheartbeat monitoringjob reliability

Kubernetes CronJob Monitoring Guide

Monitor Kubernetes CronJobs with HTTP heartbeats and seiri-kube-agent HealthCheck CRs — catch Jobs that never fire, hang, or exit 0 without doing useful work.

14 min read KubernetesCronJobheartbeat monitoringjob monitoringdevopsseiri-kube-agent

Dead Man's Switch Monitoring for Engineers

How dead man's switch monitoring works for cron jobs and scheduled work — why silence is the alert, how it differs from uptime and error tracking, and how to implement it.

15 min read dead man's switchheartbeat monitoringcron monitoringjob monitoringpush monitoring

Heartbeat Monitoring Explained: Detecting Silent Failures

What heartbeat monitoring is, how push-based check-ins catch missed cron jobs and hung workers, and how to implement grace periods without false alerts.

15 min read heartbeat monitoringcron monitoringdead man's switchjob monitoringpush monitoring

Cron Job Monitoring: The Complete Developer's Guide

Master cron job monitoring with practical examples, code samples, and best practices. Learn to detect silent failures, timeouts, and missed executions before they cause data loss.

33 min read cron monitoringcron jobsscheduled tasksdevopsautomationsystem monitoring

Webhook Monitoring: The Complete Developer's Guide

Master webhook monitoring with practical examples, code samples, and best practices. Learn to detect failures, timeouts, and performance issues before they impact users.

18 min read webhook monitoringwebhooksAPI monitoringdevopsmicroservices