Diagnosing Moodle Cron Execution Failures
A step-by-step guide to identify why Moodle cron does not run, apply targeted fixes, verify success, and know when to escalate.
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Architecture Note: Decoupling WordPress WP‑Cron from Visitor Traffic
Learn why WP‑Cron’s traffic‑dependent execution is fragile, how to replace it with a system scheduler, and what to check before and after the change.
Using Moodle Activity Completion to Automate Learner Progress Tracking
Learn how Moodle’s activity completion feature replaces manual checks with automatic criteria‑based tracking, and see a concrete setup for a weekly reading‑quiz workflow.
Configuring Moodle Scheduled Tasks for Reliable Background Processing
Configure Moodle's cron system via PHP CLI and systemd timers for reliable background task execution. Covers manual verification, scheduling methods, task interval tuning, log monitoring, and recovery for stuck tasks or timezone mismatches.
moodleManaging Scheduled Tasks with Unix Cron: Environment and Execution
Learn how to configure Unix cron jobs while avoiding common environment pitfalls, including path isolation, overlapping executions, and output redirection.
unixConfiguring Moodle Activity Completion to Track Student Progress
Learn how to enable Moodle activity completion, set a grade‑based condition on a Quiz, verify the storage in mdl_course_completions, and avoid common pitfalls.
Why does an ack‑based cron job fail after applying CIS Benchmarks on AlmaLinux 8?
After hardening an AlmaLinux 8 system with the CIS Security Benchmarks, a cron job that uses ack to search a log file returns zero matches, while the same command works correctly when run from an interactive shell. This causes monitoring or alerting scripts to fail. What explains this discrepancy, and how can the cron job be fixed while remaining compliant w
Why does a Bash script using ack return different counts when executed from cron versus an interactive shell on AlmaLinux 9?
When running a Bash script that uses ack to search for patterns in a file, the script reports the expected counts when executed directly from an interactive shell on AlmaLinux 9. However, the same script invoked via a cron job returns zero counts, causing the conditional logic to fail. What causes this difference in behavior, and how can the script be modifi
bashNotification Center aggregation for high‑frequency events
The team wants Notification Center alerts for form submissions to be useful yet non‑intrusive, avoiding a flood of individual emails for each submission. Notification Center currently delivers each event immediately and lacks a built‑in per‑recipient digest or frequency cap, so the team must decide whether to create a custom gateway/hook for aggregation or a
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