== sanity test 46: dirtying a previously written page ========================================================================== 23:41:32 (1733805692)
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, 0.00444478 s, 922 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00548521 s, 747 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00131365 s, 3.1 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20