# mmap_sanity tst7 failed on the local ext4 filesystem.
# It seems that Lustre filesystem does special process for tst 7.
# Thus, we exclude tst7 from the PCC testing.
- $LUSTRE/tests/mmap_sanity -d $DIR/$tdir -m $DIR2/$tdir -e 7 ||
+ # There is a mmap problem for PCC when multiple clients read/write
+ # on a shared mmapped file. Thus, we exclude mmap_sanity tst6 from
+ # the PCC tesing.
+ $LUSTRE/tests/mmap_sanity -d $DIR/$tdir -m $DIR2/$tdir -e 6 -e 7 ||
error "mmap_sanity test failed"
sync; sleep 1; sync
}
run_test 17 "Test auto attach for layout refresh"
+test_18() {
+ local agt_host=$(facet_active_host $SINGLEAGT)
+ local loopfile="$TMP/$tfile"
+ local mntpt="/mnt/pcc.$tdir"
+ local hsm_root="$mntpt/$tdir"
+ local file=$DIR/$tfile
+ local oldmd5
+ local newmd5
+
+ setup_loopdev $SINGLEAGT $loopfile $mntpt 50
+ copytool setup -m "$MOUNT" -a "$HSM_ARCHIVE_NUMBER"
+ setup_pcc_mapping $SINGLEAGT \
+ "projid={100}\ rwid=$HSM_ARCHIVE_NUMBER"
+
+ do_facet $SINGLEAGT $LCTL pcc list $MOUNT
+ do_facet $SINGLEAGT dd if=/dev/urandom of=$file bs=1M count=4 ||
+ error "failed to write $file"
+ do_facet $SINGLEAGT $LFS pcc attach -i $HSM_ARCHIVE_NUMBER $file ||
+ error "failed to attach $file"
+ do_facet $SINGLEAGT $LFS pcc state $file
+ check_lpcc_state $file "readwrite"
+ do_facet $SINGLEAGT $LFS pcc detach --keep $file ||
+ error "failed to detach $file"
+ do_facet $SINGLEAGT $LFS pcc state $file
+ $CHECKSTAT -s 4194304 $file
+ dd if=/dev/zero of=$DIR2/$tfile seek=1k bs=1k count=1 ||
+ error "failed to write $DIR2/$tfile"
+ oldmd5=$(md5sum $DIR2/$tfile | awk '{print $1}')
+ $CHECKSTAT -s 1049600 $DIR2/$tfile || error "$DIR2/$tfile size wrong"
+
+ local lpcc_path=$(lpcc_fid2path $hsm_root $file)
+
+ do_facet $SINGLEAGT $LFS pcc state $file
+ check_file_size $SINGLEAGT $lpcc_path 4194304
+ do_facet $SINGLEAGT $LFS pcc attach -i $HSM_ARCHIVE_NUMBER $file ||
+ error "failed to attach $file"
+ check_lpcc_sizes $SINGLEAGT $lpcc_path $file 1049600
+ newmd5=$(do_facet $SINGLEAGT md5sum $file | awk '{print $1}')
+ [ "$oldmd5" == "$newmd5" ] || error "md5sum differ: $oldmd5 != $newmd5"
+ do_facet $SINGLEAGT $LFS pcc detach $file ||
+ error "failed to detach $file"
+}
+run_test 18 "Verify size correctness after re-attach the file"
+
+test_19() {
+ local agt_host=$(facet_active_host $SINGLEAGT)
+ local loopfile="$TMP/$tfile"
+ local mntpt="/mnt/pcc.$tdir"
+ local hsm_root="$mntpt/$tdir"
+ local file=$DIR/$tfile
+
+ setup_loopdev $SINGLEAGT $loopfile $mntpt 50
+ copytool setup -m "$MOUNT" -a "$HSM_ARCHIVE_NUMBER"
+ setup_pcc_mapping $SINGLEAGT \
+ "projid={100}\ rwid=$HSM_ARCHIVE_NUMBER\ auto_attach=0"
+
+ do_facet $SINGLEAGT "echo -n QQQQQ > $file" || error "echo $file failed"
+ lpcc_path=$(lpcc_fid2path $hsm_root $file)
+ do_facet $SINGLEAGT $LFS pcc attach -i $HSM_ARCHIVE_NUMBER $file ||
+ error "Failed to attach $file"
+ check_lpcc_state $file "readwrite"
+ check_lpcc_sizes $SINGLEAGT $file $lpcc_path 5
+ do_facet $SINGLEAGT $LFS pcc detach --keep $file ||
+ error "Failed to detach $file"
+ do_facet $SINGLEAGT $LFS pcc attach -i $HSM_ARCHIVE_NUMBER $file ||
+ error "Failed to attach $file"
+ check_lpcc_sizes $SINGLEAGT $file $lpcc_path 5
+ do_facet $SINGLEAGT $LFS pcc detach --keep $file ||
+ error "Failed to detach $file"
+}
+run_test 19 "Verify the file re-attach works as expected"
+
+test_20() {
+ local agt_host=$(facet_active_host $SINGLEAGT)
+ local loopfile="$TMP/$tfile"
+ local mntpt="/mnt/pcc.$tdir"
+ local hsm_root="$mntpt/$tdir"
+ local file=$DIR/$tfile
+
+ setup_loopdev $SINGLEAGT $loopfile $mntpt 50
+ copytool setup -m "$MOUNT" -a "$HSM_ARCHIVE_NUMBER"
+ setup_pcc_mapping $SINGLEAGT \
+ "projid={100}\ rwid=$HSM_ARCHIVE_NUMBER"
+
+ do_facet $SINGLEAGT "echo -n QQQQQ > $file" ||
+ error "echo $file failed"
+ do_facet $SINGLEAGT $LFS pcc attach -i $HSM_ARCHIVE_NUMBER $file ||
+ error "Failed to attach $file"
+ do_facet $SINGLEAGT "echo 3 > /proc/sys/vm/drop_caches"
+ check_lpcc_state $file "readwrite"
+ do_facet $SINGLEAGT "echo 3 > /proc/sys/vm/drop_caches"
+ do_facet $SINGLEAGT "echo 3 > /proc/sys/vm/drop_caches"
+ check_lpcc_state $file "readwrite"
+ do_facet $SINGLEAGT $LFS pcc detach $file ||
+ error "Failed to detach $file"
+}
+run_test 20 "Auto attach works after the inode was once evicted from cache"
+
complete $SECONDS
check_and_cleanup_lustre
exit_status