== sanity test 46: dirtying a previously written page ========================================================================== 18:00:24 (1746136824)
vm.dirty_writeback_centisecs = 0
vm.dirty_writeback_centisecs = 0
vm.dirty_ratio = 50
vm.dirty_background_ratio = 25
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00496604 s, 825 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00773115 s, 530 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00129518 s, 3.2 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20