== sanity test 46: dirtying a previously written page ========================================================================== 01:22:37 (1734675757)
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, 0.00579826 s, 706 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00688614 s, 595 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00681109 s, 601 kB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20