gistfile1.sh

#!/bin/bash

results="smalliobench_results"
osds=`cat /etc/ceph/ceph.conf | grep -B1 \`hostname\` | grep osd  | cut -d. -f2 | cut -d] -f1`
journals=`cat /etc/ceph/ceph.conf | grep -A1 \`hostname\` | grep journal | cut -d'/' -f3`
i=0

for journal in $journals
do
	jour[$i]=$journal
	let i++
done

duration="300"
if [ ! -d $results ]
then
	mkdir $results
fi

subvolume_delete () {
        data=$1
        dirs=`ls -1 $data/`
        for dir in $dirs
        do
                btrfs subvolume delete $data/$dir
        done
}


#Drop caches
#while true; do echo 1 > /proc/sys/vm/drop_caches; sleep .4s; done &
#PID=$!


for size in 4096 10372 4194304
do
   i='0'
   for osd in $osds
   do
	data="/data/osd.$osd/test"
        journal="/dev/"${jour[$i]}"/osd.$osd-journal"
	if [ -d "$data"  ]
	then
		subvolume_delete $data
        	rm -rf $data
	fi
        mkdir $data
	touch $results/osd.${osd}_read_${size}
        ./smalliobenchfs --num-concurrent-ops 16 --io-size $size --object-size 4194304 --filestore-path $data --journal-path $journal --disable-detailed-ops=1 --filestore-op-threads=10  --write-ratio=0 --numobjects=2500 --duration=$duration >> $results/osd.${osd}_read_${size} &
	let i++
   done

   wait

   i='0'
   for osd in $osds
   do
       data="/data/osd.$osd/test"
       journal="/dev/"${jour[$i]}"/osd.$osd-journal"
        if [ -d "$data"  ]
        then
                subvolume_delete $data
                rm -rf $data
        fi
        mkdir $data
	touch $results/osd.${osd}_write_${size}
        ./smalliobenchfs --num-concurrent-ops 16 --io-size $size --object-size 4194304 --filestore-path $data --journal-path $journal --disable-detailed-ops=1 --filestore-op-threads=10  --duration=$duration --numobjects=2500 --write-ratio=1 >> $results/osd.${osd}_write_${size} &
        let i++

	done

   wait

done

#Kill the cache killer
#kill $PID