== sanity test 360: ldiskfs unlink in a separate thread == 15:22:28 (1741634548)
keep default fallocate mode: 0
osd-ldiskfs.delayed_unlink_mb=1MiB
debug=+inode
Count[0]: 2
Count[1]: 3
Count[2]: 3
Count[3]: 101
osd-ldiskfs.delayed_unlink_mb=1024