Check total time spent validating chain after node restart

.bashrc

timestamp() {      date '+%s' --date="$1"; }

check_validation_time() { 
        file=$1
        finalChunk=$(jq -r '. | select(.data.initialChunk == "0") | .data.finalChunk' ${file})
        startTime=$(jq -r '. | select(.data.initialChunk == "0") | .at' ${file})
        endTime=$(jq -r --arg myfc ${finalChunk} '. | select(.data.initialChunk == $myfc) | .at' ${file})
        totalTime=$( echo $(( $(timestamp ${endTime}) - $(timestamp ${startTime}) )) ) 
        HMS=$(date -d@${totalTime} -u +%H:%M:%S)
        echo "The total time spent on chain validation was: ${HMS}"
}