EVOLUTION-NINJA

Edit File: migrate-cron-hour-randomize.sh

#!/bin/bash set -eu -o pipefail # Randomize auto-update hour to spread load across ePortal. # Instead of all agents checking at */4 (0,4,8,12,16,20), randomly pick # one of four hour-offset schedules to distribute requests evenly. KCARE_CRONFILE=/etc/cron.d/kcare-cron if [[ ! -f "$KCARE_CRONFILE" ]]; then exit 0 fi if ! grep -qE '^[0-9]+[[:space:]]+\*/4[[:space:]]' "$KCARE_CRONFILE"; then exit 0 fi case $(( RANDOM % 4 )) in 0) HOURS='0,4,8,12,16,20' ;; 1) HOURS='1,5,9,13,17,21' ;; 2) HOURS='2,6,10,14,18,22' ;; 3) HOURS='3,7,11,15,19,23' ;; esac sed -Ei 's/^([0-9]+[[:space:]]+)\*\/4([[:space:]])/\1'"$HOURS"'\2/' "$KCARE_CRONFILE"