== sanity test 46: dirtying a previously written page ========================================================================== 16:51:03 (1710103863)
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, 0.00450101 s, 910 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00793104 s, 516 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.001399 s, 2.9 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20