== sanity test 46: dirtying a previously written page ========================================================================== 02:16:26 (1724307386)
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, 0.00880186 s, 465 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.0152406 s, 269 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00490694 s, 835 kB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20