== sanity test 46: dirtying a previously written page ========================================================================== 23:41:52 (1746157312)
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, 0.00548663 s, 747 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00819531 s, 500 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.0042667 s, 960 kB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20