Increase chunksize. Max file size now ~640GB

Author: dmirgaleev

backup.sh

@@ -56,7 +56,7 @@ case "${PG_BACKUP_ACTION:-dump}" in
     # TODO: check if database is fresh
     echo "Snapshotting $POSTGRES_DB database"
     pg_dump -Fc $POSTGRES_HOST_OPTS $POSTGRES_DB > dump.backup
-    aws configure set default.s3.multipart_chunksize 16MB
+    aws configure set default.s3.multipart_chunksize 64MB
 
     if [ "${PRIVATE_BACKUP}" == "true" ] || [ "${PRIVATE_BACKUP}" == "1"  ]; then
       echo "Rotating old snapshot"