== sanity test 46: dirtying a previously written page ========================================================================== 18:54:37 (1736985277)
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, 0.00585016 s, 700 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00585287 s, 700 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00164393 s, 2.5 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20