== sanity test 45: osc io page accounting ================ 13:35:58 (1713288958)
vm.dirty_writeback_centisecs = 0
vm.dirty_writeback_centisecs = 0
vm.dirty_ratio = 50
vm.dirty_background_ratio = 25
executing "echo blah > /mnt/lustre/f45"
before 0, after 4096
executing "> /mnt/lustre/f45"
before 4096, after 0
executing "echo blah > /mnt/lustre/f45"
before 0, after 4096
executing "sync"
before 4096, after 0
executing "echo blah > /mnt/lustre/f45"
before 0, after 4096
executing "cancel_lru_locks osc"
before 4096, after 0
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20