I found below issues: root@test ~/xfstests# ./check generic/102 FSTYP -- f2fs PLATFORM -- Linux/x86_64 test 4.12.0-rc7-00192-gc0bc126 MKFS_OPTIONS -- /dev/sda8 MOUNT_OPTIONS -- -o acl,user_xattr /dev/sda8 /fs/scratch generic/102 - output mismatch (see ~/xfstests/results//generic/102.out.bad) --- tests/generic/102.out 2017-06-29 16:19:14.000000000 +0800 +++ ~/xfstests/results//generic/102.out.bad 2017-06-29 17:39:21.577327287 +0800 @@ -1,21 +1,11 @@ QA output created by 102 -wrote 419430400/419430400 bytes at offset 0 -XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) -wrote 419430400/419430400 bytes at offset 0 -XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) -wrote 419430400/419430400 bytes at offset 0 -XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) ... (Run 'diff -u tests/generic/102.out ~/xfstests/results//generic/102.out.bad' to see the entire diff) Ran: generic/102 Failures: generic/102 Failed 1 of 1 tests i try to decrease mkfs size and succeed: generic/102: dev_size=$((20 * 1024 * 1024)) # 512MB filesystem <=== change to 20M _scratch_mkfs_sized $dev_size >>$seqres.full 2>&1 _scratch_mount root@test ~/xfstests# ./check generic/102 FSTYP -- f2fs PLATFORM -- Linux/x86_64 test 4.12.0-rc7-00192-gc0bc126 MKFS_OPTIONS -- /dev/sda8 MOUNT_OPTIONS -- -o acl,user_xattr /dev/sda8 /fs/scratch generic/102 2s Ran: generic/102 Passed all 1 tests The max mkfs size is 30M, it mkfs /dev/sda8: root@test ~/xfstests# df /dev/sda8 Filesystem Size Used Avail Use% Mounted on devtmpfs 2.7G 0 2.7G 0% /dev <=== generic/103: _consume_freesp() { file=$1 # consume nearly all available space (leave ~512kB) avail=`_get_available_space $SCRATCH_MNT` filesizekb=$((avail / 1024 - 512)) <=== $XFS_IO_PROG -fc "falloc 0 ${filesizekb}k" $file <=== here print no space left } I print into log: root@test ~/xfstests# cat log 520072372 Filesystem 1K-blocks Used Available Use% Mounted on /dev/sda4 524286976 1275212 520072884 1% /fs/scratch <=== Seems available space can not use all, and decrease this val can pass: root@test ~/xfstests# ./check generic/103 FSTYP -- f2fs PLATFORM -- Linux/x86_64 test 4.12.0-rc7-00192-gc0bc126 MKFS_OPTIONS -- /dev/sda4 MOUNT_OPTIONS -- -o acl,user_xattr /dev/sda4 /fs/scratch generic/103 2s ... 3s Ran: generic/103 Passed all 1 tests root@test ~/xfstests# cat log 500000000 Filesystem 1K-blocks Used Available Use% Mounted on /dev/sda4 524286976 1275212 520072884 1% /fs/scratch Like 103, 203 can pass with less space: root@test ~/xfstests# ./check generic/204 FSTYP -- f2fs PLATFORM -- Linux/x86_64 test 4.12.0-rc7-00192-gc0bc126 MKFS_OPTIONS -- /dev/sda4 MOUNT_OPTIONS -- -o acl,user_xattr /dev/sda4 /fs/scratch generic/204 - output mismatch (see ~/xfstests/results//generic/204.out.bad) --- tests/generic/204.out 2017-06-29 16:19:14.000000000 +0800 +++ ~/xfstests/results//generic/204.out.bad 2017-06-30 10:39:33.943499885 +0800 @@ -1,2 +1,18524 @@ QA output created by 204 +./tests/generic/204: line 88: /fs/scratch/13240: No space left on device +./tests/generic/204: line 89: /fs/scratch/13240: No space left on device +./tests/generic/204: line 88: /fs/scratch/13241: No space left on device +./tests/generic/204: line 89: /fs/scratch/13241: No space left on device +./tests/generic/204: line 88: /fs/scratch/13242: No space left on device +./tests/generic/204: line 89: /fs/scratch/13242: No space left on device ... (Run 'diff -u tests/generic/204.out ~/xfstests/results//generic/204.out.bad' to see the entire diff) Ran: generic/204 Failures: generic/204 Failed 1 of 1 tests root@test ~/xfstests# ./check generic/204 FSTYP -- f2fs PLATFORM -- Linux/x86_64 test 4.12.0-rc7-00192-gc0bc126 MKFS_OPTIONS -- /dev/sda4 MOUNT_OPTIONS -- -o acl,user_xattr /dev/sda4 /fs/scratch generic/204 1s ... 1s Ran: generic/204 Passed all 1 tests root@test ~/xfstests# cat log 12800 Filesystem 1K-blocks Used Available Use% Mounted on /dev/sda4 116736 14344 53240 22% /fs/scratch Do above issues are just related to my dev can not use ful available space or maybe decrease test space size to make more host can run it? Best Wishes Dai Xiang -- To unsubscribe from this list: send the line "unsubscribe fstests" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html