#!/bin/bash
multipath_conf=/etc/multipath.conf
overrides_conf="no_path_retry 50"
grep -e "no_path_retry fail" "$multipath_conf"
echo "$?"
if [[ $? -ne '0' ]]; then
  printf "%s\n" " " "overrides {" "        $overrides_conf" "}" > $multipath_conf
fi



I removed any trace of no_path_retry:
# device-mapper-multipath configuration file

# For a complete list of the default configuration values, run either:
# # multipath -t
# or
# # multipathd show config

# For a list of configuration options with descriptions, see the
# multipath.conf man page.

defaults {
        user_friendly_names yes
        find_multipaths yes
        enable_foreign "^$"
}

blacklist_exceptions {
        property "(SCSI_IDENT_|ID_WWN)"
}

blacklist {
devnode "^dasd[a-z]"
}