sync
MIN=`cat /proc/fs/lustre/osc/*/kbytesavail | sort -n | head -n1`
SPACE=$(( OSTCOUNT * MIN ))
[ $SPACE -lt $SIZE ] && SIZE=$((SPACE * 3 / 4))
log "min OST has ${MIN}kB available, using ${SIZE}kB file size"
IOZONE_OPTS="-i 0 -i 1 -i 2 -e -+d -r $RSIZE -s $SIZE"
sync
MIN=`cat /proc/fs/lustre/osc/*/kbytesavail | sort -n | head -n1`
SPACE=$(( OSTCOUNT * MIN ))
[ $SPACE -lt $SIZE ] && SIZE=$((SPACE * 3 / 4))
log "min OST has ${MIN}kB available, using ${SIZE}kB file size"
IOZONE_OPTS="-i 0 -i 1 -i 2 -e -+d -r $RSIZE -s $SIZE"