script para deterctar errores en los logs de postgres rds

wath_rds_logs.sh

#!/bin/bash

INSTANCES="sepa-prod-db-replica-analysis sepa-prod-db-replica1 sepa-prod-db-replica2 sepa-prod-db-replica3 sepa-prod-db-replica4"
DATE=$(date +"%Y-%m-%d")
FILENAME=$(aws rds describe-db-log-files --db-instance-identifier sepa-prod-db-replica1 --filename-contains $DATE --max-items 1 --output text | awk '{print $3}')
#filename="error/postgresql.log.2016-05-14-13"

for DB_INSTANCE in $INSTANCES ; do
    echo $DB_INSTANCE
    aws rds download-db-log-file-portion --db-instance-identifier $DB_INSTANCE --log-file-name $FILENAME --output text | grep 'ERROR: prepared statement\|connection to client lost'
done