# Core of filestreams tests.
#
+_check_filestreams_support()
+{
+ local irix_timeout_sysvar="xfs_mfstream_timeout"
+ local linux_timeout_procvar="/proc/sys/fs/xfs/filestream_centisecs"
+ local streams_avail=""
+ if [ "$HOSTOS" == "IRIX" ]; then
+ # check for the filestreams timeout systune variable in irix
+ streams_avail=`systune $irix_timeout_sysvar 2>&1 |
+ perl -ne 'if (/'$irix_timeout_sysvar'\s+=\s+\d+/) {print "true"}'`
+ else
+ # check for the filestreams timeout proc entry in linux
+ [ -f $linux_timeout_procvar ] && streams_avail="true"
+ fi
+
+ if [ "$streams_avail" == "true" ]; then
+ return 0
+ else
+ return 1
+ fi
+}
+
+_set_stream_timeout_centisecs()
+{
+ local new_timeout_csecs=$1
+ local irix_timeout_sysvar="xfs_mfstream_timeout"
+ local linux_timeout_procvar="/proc/sys/fs/xfs/filestream_centisecs"
+ if [ "$HOSTOS" == "IRIX" ]; then
+ echo y | systune -r $irix_timeout_sysvar $new_timeout_csecs >/dev/null
+ else
+ echo $new_timeout_csecs > $linux_timeout_procvar
+ fi
+}
+
_do_stream()
{
local directory_name=$1
local iflag=$5
local dio=$6
- local count=`expr $file_size / $bsize`
mkdir $directory_name
- if [ "$iflag" = "1" ]; then
+ if [ "$iflag" = "1" -a "$HOSTOS" != "IRIX" ]; then
$XFS_IO_PROG -x -c "chattr +S" $directory_name \
|| _fail "chattr of filestream flag"
fi
local i=1
local oflags=""
if [ "$dio" = "1" ]; then
- oflags="oflag=direct"
+ oflags="-d"
fi
while [ $i -le $files ]; do
- dd if=/dev/zero of=frame-${i} $oflags \
- bs=$bsize count=$count >/dev/null 2>&1
+ $XFS_IO_PROG -f -c \
+ "pwrite $oflags -i /dev/zero -b $bsize 0 ${file_size}" \
+ frame-${i} >/dev/null
i=`expr $i + 1`
done
}
return 0
}
-rm -f $here/$seq.full
-
-# test that filestreams are available
-umount $SCRATCH_MNT > /dev/null 2>&1
-
-_scratch_mkfs_xfs > /dev/null 2>&1 \
- || _fail "mkfs failed"
-
-_scratch_mount "-o filestreams" \
- || _notrun "filestreams mount not available"
-
-sync
-umount $SCRATCH_MNT > /dev/null 2>&1
-
_test_streams() {
echo "# testing $* ...."
local stream_file_size=`expr $5 \* 1024 \* 1024`
local use_iflag="$6"
local use_directio="$7"
- local expected_result="$8"
+ local expected_result="$8" # "fail" if failure is expected
local size=`expr $agsize \* 1024 \* 1024 \* $agcount`
_scratch_mkfs_xfs -dsize=$size,agcount=$agcount >/dev/null 2>&1 \
|| _fail "mkfs failed"
- if [ "$use_iflag" = "0" ]; then
+ if [ "$use_iflag" = "0" -o "$HOSTOS" == "IRIX" ]; then
# mount using filestreams mount option
_scratch_mount "-o filestreams" \
- || _notrun "filestreams mount not available"
+ || _fail "filestreams mount failed"
else
# test will set inode flag
- _scratch_mount
+ _scratch_mount || _fail "mount failed"
fi
-
cd $SCRATCH_MNT
- # start four streams, each writing 24m (8 x 3m files)
+ # start $stream_count streams
+ # each stream writes ($stream_files x $stream_file_size)M
echo "# streaming"
- stream_pids=""
- stream_index=1
+ local stream_pids=""
+ local stream_index=1
while [ $stream_index -le $stream_count ]; do
_do_stream stream${stream_index}-dir $stream_files \
$stream_file_size 1048576 $use_iflag $use_directio &
wait $stream_pids
# sync the buffered streams out in parallel
+ # _get_stream_ags does a xfs_bmap which syncs delayed allocations
echo "# sync AGs..."
- stream_pids=""
+ local ag_sync_pids=""
stream_index=1
while [ $stream_index -le $stream_count ]; do
_get_stream_ags stream${stream_index}-dir > /dev/null 2>&1 &
- stream_pids="$stream_pids $!"
+ ag_sync_pids="$ag_sync_pids $!"
stream_index=`expr $stream_index + 1`
done
- # wait for streams to finish
- wait $stream_pids
+ # wait for syncs to finish
+ wait $ag_sync_pids
# confirm streams are in seperate AGs
echo "# checking stream AGs..."
- ags_seen=""
+ local this_stream_ags=""
+ local ags_seen=""
+ local num_streams_with_matching_ags=0
stream_index=1
while [ $stream_index -le $stream_count ]; do
- _get_stream_ags stream${stream_index}-dir > $tmp.${stream_index} &
this_stream_ags=`_get_stream_ags stream${stream_index}-dir`
echo "stream $stream_index AGs: $this_stream_ags" >> $here/$seq.full
_check_for_dupes "$ags_seen" "$this_stream_ags"
if [ $? -ne 0 ]; then
- if [ "$expected_result" = "fail" ]; then
- echo "+ expected failure, matching AGs"
- expected_result="failed"
- break
- else
- _fail "- failed, streams with matching AGs"
- fi
+ # this stream is not in seperate AGs to previous streams
+ num_streams_with_matching_ags=`expr $num_streams_with_matching_ags + 1`
fi
ags_seen="$ags_seen $this_stream_ags"
stream_index=`expr $stream_index + 1`
done
- if [ "$expected_result" != "failed" ]; then
- echo "+ passed, streams are in seperate AGs"
+
+ _cleanup_streams_umount
+ if [ "$expected_result" != "fail" ]; then
+ if [ $num_streams_with_matching_ags -eq 0 ]; then
+ # all streams in seperate AGs, as expected
+ echo "+ passed, streams are in seperate AGs"
+ else
+ # streams with matching AGs, should be seperate
+ _fail "- failed, $num_streams_with_matching_ags streams with matching AGs"
+ fi
+ else
+ # expecting streams to have overlapped
+ if [ $num_streams_with_matching_ags -eq 0 ]; then
+ # all streams in seperate AGs, should have overlapped
+ _fail "- streams are in seperate AGs, expected _matching_"
+ else
+ # streams with matching AGs, as expected
+ echo "+ expected failure, matching AGs"
+ fi
fi
- cd $here
- umount $SCRATCH_MNT
+ return 0
+}
+
+_cleanup_streams_umount()
+{
+ cd /
+ rm -rf ${SCRATCH_MNT}/stream*
+ umount $SCRATCH_DEV 2>/dev/null
}