#!/bin/sh
# PCP QA Test No. 842
# Exercise basic pmiostat(1) invocations using an archive.
#
# Copyright (c) 2014 Red Hat.
#

seq=`basename $0`
echo "QA output created by $seq"

. ./common.python
status=1	# failure is the default!
$sudo rm -rf $tmp.* $seq.full
trap "cd $here; rm -rf $tmp.*; exit \$status" 0 1 2 3 15

PMIOSTAT="$PCP_BIN_DIR/pmiostat"
test -x $PMIOSTAT || _notrun "No pmiostat(1) installed"
PMIOSTAT="$python $PMIOSTAT"

# real QA test starts here
echo 'All devices'
$PMIOSTAT -z --samples 5 --archive archives/dm-io
echo

echo 'DM devices'
$PMIOSTAT -z --samples 3 --archive archives/dm-io -x dm
echo

echo 'Timestamps and no headers'
$PMIOSTAT -z --samples 10 --archive archives/dm-io -x t,h
echo

for t in $(seq 1 30)
do
    for metric_field in read_merge:7 write_merge:8 read:9 write:10 read_bytes:11 write_bytes:12
    do
	metric=$(echo $metric_field | sed -e 's/:.*$//')
	field=$(echo $metric_field | sed -e 's/^.*://') 

	echo -n Checking pmiostat against pmval -t $t disk.dev.$metric ...
	pmval -t $t -a archives/dm-io -f 1 disk.dev.$metric'[sda]' 2>/dev/null |\
	  sed -e 's/\.[0-9]*//' | awk '/^[0-9][0-9]:/ {print $1, $2}' >$tmp.pmval
	$PMIOSTAT -t $t -a archives/dm-io -xt,h |\
	  awk '/^#/ {skip} /sda/ {print $4, $'$field'}' >$tmp.pmiostat
	if diff -q $tmp.pmval $tmp.pmiostat; then echo OK; else echo FAILED; fi
    done
done

# success, all done
status=0
exit
