== sanity test 46: dirtying a previously written page ========================================================================== 16:57:43 (1715461063)
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, 0.00214061 s, 1.9 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.000940382 s, 4.4 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00067215 s, 6.1 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20