­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ #!/bin/bash # Ref - 8698p7p0e - custom check for A2 VPS with higher limit # MEMUSAGE=$(free | awk '/Mem/{printf("RAM Usage: %d\n"), $3/$2*100}'| awk '{print $3}') if [[ "${MEMUSAGE}" -ge 95 ]]; then echo "CRITICAL: Memory Usage at ${MEMUSAGE}%" exit 2 elif [[ "${MEMUSAGE}" -ge 85 ]]; then echo "WARNING: Memory Usage at ${MEMUSAGE}%" exit 1 else echo "OK: Memory Usage at ${MEMUSAGE}%" exit 0 fi