== sanity test 46: dirtying a previously written page ========================================================================== 13:32:05 (1744047125)
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, 0.00417273 s, 982 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00415001 s, 987 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00150592 s, 2.7 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20