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fix buffer cache flush for linux, and avoid incorrect indirection in interleaved case

This commit is contained in:
Paul Davis 2015-01-22 12:15:39 -05:00
parent 7ef0df7904
commit 744ca2397c

View File

@ -61,7 +61,7 @@ if [ x$needfiles != x ] ; then
limit=`expr $filesize * 1048576`
while [ $size -lt $limit ] ; do
for i in `seq 1 $numfiles` ; do
dd if=/dev/zero bs=$write_blocksize count=1 >> $dir/testfile_$i >/dev/null 2>&1
dd if=/dev/zero bs=$write_blocksize count=1 >> $dir/testfile_$i 2>/dev/null
done
size=`expr $size + $write_blocksize`
done
@ -75,7 +75,7 @@ for bs in $@ ; do
sudo purge
elif [ -f /proc/sys/vm/drop_cache ] ; then
# Linux cache clearing
echo 3 | sudo tee /proc/sys/vm/drop/cache >/dev/null
echo 3 | sudo tee /proc/sys/vm/drop_caches >/dev/null
else
# need an alternative for other operating systems
: